JobotNewSenior Project Manager - Commercial Construction JobotSenior Project Manager - Commercial ConstructionAddison, TX$140,000–$160,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. Over the years our reputation for providing our people with the very best has caught the eye of some reputable companies who have chosen to use us as their Prime Commercial Contractor!
JobotNewSuperintendent JobotSuperintendentFort Worth, TX$100,000–$140,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. This role requires strong leadership skills, exceptional problem-solving abilities, and a deep understanding of construction planning and building codes.
Davron LLCNewProject Manager (Industrial/Commercial Flooring) Davron LLCProject Manager (Industrial/Commercial Flooring)Grand Prairie, TXJoin a fast-growing construction organization as a Project Manager (Industrial/Commercial Flooring) in Grand Prairie, Texas, leading large-scale industrial and commercial flooring projects across high-profile facilities such as data centers, hospitals, grocery stores, and airports. PROJECT MANAGER | CONSTRUCTION PROJECT MANAGER | FLOORING PROJECT MANAGER | COMMERCIAL CONSTRUCTION | COMMERCIAL FLOORING | CONCRETE POLISHING | EPOXY FLOORING | BLUEBEAM | MICROSOFT OFFICE | DATA CENTERS | HOSPITALS | PROJECT BUDGETING.
Davron LLCNewProject Coordinator / Assistant Project Manager Davron LLCProject Coordinator / Assistant Project ManagerRhome, TXPROJECT COORDINATOR / ASSISTANT PROJECT MANAGER | ASSISTANT PROJECT MANAGER | PROJECT COORDINATOR | STRUCTURAL STEEL | STEEL INSTALLATION | STEEL FABRICATION | COMMERCIAL CONSTRUCTION | INDUSTRIAL CONSTRUCTION | DATA CENTERS | SOLAR PROJECTS | WIND PROJECTS | PROJECT DOCUMENTATION. This is a great opportunity for a construction professional looking to transition from the field into project coordination while receiving mentorship from experienced Project Managers and executive leadership, with a strong path toward future project management growth.
UpchurchNewMechanical Superintendent UpchurchMechanical SuperintendentArlington, TXFounded in 1970 and headquartered in Horn Lake, MS, Upchurch has grown through both organic expansion and strategic acquisitions, establishing a strong reputation for quality, reliability, and service excellence. We offer end-to-end solutions—from design and installation to ongoing maintenance and emergency support—helping clients maximize building performance, energy efficiency, and equipment lifespan.
New River Electrical CorporationNewProject Manager - Transmission Line New River Electrical CorporationProject Manager - Transmission LineSouthlake, TXResponsible for all project planning documents including but not limited to scope management plan, schedule management plan, cost management plan, quality management plan, resource management plan, communications management plan, risk management plan, procurement management plan, change management plan, scope baseline, schedule baseline, cost baseline, and the performance measurement baseline. Further, the Project Manager III is responsible for conducting business development activities, preparing estimates and bids, project schedule management, overall planning and management of field operations, procurement/purchasing, scope definition and change management, implementing and monitoring effective safety plans, and accurately managing financials including P&L for assigned projects.
Superior Contracting & Maintenance1099 Contractor - General Handyman, Maintenance Technician Superior Contracting & Maintenance1099 Contractor - General Handyman, Maintenance TechnicianFort Worth, TXOur teams perform a broad range of services including plumbing, HVAC, electrical, roofing, drywall, carpentry, flooring, painting, appliance installation, remediation, make-readies, and general maintenance work. Perform repairs, maintenance, and installations in areas such as plumbing, HVAC, electrical, carpentry, appliances, and general handyman services.
Superior Contracting & MaintenanceLicensed Electrical - Mechanical 1099 Contractor - Maintenance Technician Superior Contracting & MaintenanceLicensed Electrical - Mechanical 1099 Contractor - Maintenance TechnicianFort Worth, TXWe provide a broad range of residential repair and maintenance services including electrical, HVAC, plumbing, roofing, drywall, carpentry, flooring, painting, appliances, remediation, and general maintenance work. Our electrical technicians primarily perform residential troubleshooting, repairs, installations, and maintenance services for homeowners and property management partners within their local coverage areas.
Superior Contracting & Maintenance1099 Contractor - Plumber Superior Contracting & Maintenance1099 Contractor - PlumberFort Worth, TXSuperior Contracting & Maintenance is actively hiring experienced residential plumbing professionals to join our contractor network for ongoing maintenance and residential service work orders. This opportunity is ideal for independent contractors seeking flexible scheduling, steady work opportunities, and fast payment processing after completed jobs.
Superior Contracting & Maintenance1099 Contractor - Remediation Superior Contracting & Maintenance1099 Contractor - RemediationFort Worth, TXOur services include roofing, gutters, siding, painting, plumbing, electrical, carpentry, flooring, remediation, kitchen and bath renovations, and general property maintenance services. Superior Contracting & Maintenance is actively seeking experienced remediation professionals to join our contractor network for residential and property-related repair projects.
Superior Contracting & Maintenance1099 Roofing Contractors Superior Contracting & Maintenance1099 Roofing ContractorsFort Worth, TXSuperior Contracting & Maintenance is actively seeking experienced roofing professionals to join our contractor network for residential repair, maintenance, and roofing-related service work orders through our established residential and property management partnerships. This opportunity is ideal for independent roofing contractors looking to supplement their current workload with flexible, ongoing project opportunities and fast payment processing.
Superior Contracting & MaintenanceHVAC - Mechanical 1099 Contractor - Maintenance Technician Superior Contracting & MaintenanceHVAC - Mechanical 1099 Contractor - Maintenance TechnicianFort Worth, TXWe provide residential repair and maintenance services throughout AL, AZ, GA, FL, NC, OK, SC, TN, and TX, including HVAC, plumbing, electrical, roofing, drywall, carpentry, flooring, painting, appliances, remediation, make-readies, and general maintenance services. Superior Contracting & Maintenance is actively seeking experienced EPA-certified HVAC technicians to join our contractor network for residential service calls and HVAC installation projects.
HOLT CATNewSales Representative-General Construction HOLT CATSales Representative-General ConstructionIrving, TexasAs part of a sales team, the Sales Representative – General Construction shares the responsibility with our sales team to act in a manner that ensures the continued stability and growth of all members of the team through a spirit of collaboration as well as a commitment to the same set of business values and a commonly shared mission. Education and Experience: · High school diploma or equivalent with some college coursework or an equivalent combination of education and experience preferred; Bachelor’s Degree in Business or related field preferred .
General Logistics Carrier LLCNewIndependent Contractor/Owner Operator Sprinter/Cargo Van General Logistics Carrier LLCIndependent Contractor/Owner Operator Sprinter/Cargo VanHaltom City, Texas$8,000–$14,000General Logistics Carrier is seeking reliable Owner-Operator truck drivers to join our team! We require a minimum dimension of your vehicle (cargo space):Length - 100 inches.
General Logistics Carrier LLCIndependent Contractor – Sprinter Van Owner-Operator General Logistics Carrier LLCIndependent Contractor – Sprinter Van Owner-OperatorFlower Mound, Texas$7,000–$14,000General Logistics Carrier LLC is currently seeking reliable Owner-Operators with Sprinter Vans and Cargo Vans for consistent nationwide freight opportunities. General Logistics Carrier LLC works with independent owner-operators who are looking for steady freight and long-term cooperation.
AVI-SPLGeneral Manager AVI-SPLGeneral ManagerDallas/Fort Worth, TexasThe General Manager is responsible providing overall direction and management to the operation and administrative aspects of the branch office in addition to driving sales and productivity as well as P&L and budget management to ensure business profitability. Provides leadership, guidance and support to branch personnel which includes work allocation, training, promotion and enforcement of internal procedures and controls.
Boston Retail SolutionsConstruction Assistant General Manager Boston Retail SolutionsConstruction Assistant General ManagerDallas, TX$30This role bridges field and office operations—overseeing installation teams, supporting project managers, and managing shop readiness to ensure smooth execution of client projects. SUPERVISORY RESPONSIBILITIES: Directly supervises field leadership (Senior Leads, Leads) and office support staff (Coordinators, Project Managers, and shop personnel as assigned).
holt groupNewGeneral Manager - SITECH holt groupGeneral Manager - SITECHGrand Prairie, TXThis includes construction survey theory and technics as well as machine guidance systems, Understand the use of grade control technology across all platforms to include earthwork equipment, paving equipment, drilling and piling equipment, as well as off machine infrastructure and its application in the construction industry. The incumbent in this position is expected to model the following practices daily: Demonstrate alignment with the company's mission and core business values, collaborate with key internal/external resources, participate in ongoing self-development .
Education Service Center Region 11General Maintenance Education Service Center Region 11General MaintenanceWhite Settlement, TXTexas air conditioning and refrigeration contractor license or technician certification or be willing to get certificationSpecial KnowledgeSkillsAbility to follow verbal and written instructions and the ability to read and interpret blueprints diagrams schematics and written reference material such as safety rules operating and maintenance instructions and procedure manualsAbility to communicate effectively verballyAbility to operate hand and power toolsAbility to work independentlyAbility to visually inspect and service vehiclesAbility to operate equipment and tools involved in servicing vehiclesAbility to perform mathematical calculations and the ability to diagnose and resolve problemsAbility to pass U.S. Department of Transportation alcohol and drug tests and physical examAbility to operate bus or vehicleKnowledge of basic construction and routine maintenance and repair proceduresKnowledge of automotive mechanics and diesel and fuel engine maintenance and repairKnowledge of HVAC repairs maintenance and installation techniques. Perform major mechanical repairs with minimal supervision to ensure proper performance and safety of district vehicles.
HOLT CATGeneral Manager - CAT Compact HOLT CATGeneral Manager - CAT CompactIrving, TexasStrong listening and questioning skills to effectively understand verbal and non-verbal communication; Ability to listen to and understand information and ideas presented through spoken words and sentences as well as the unsaid messages of others. The incumbent in this position is expected to model the following practices daily: 1) Demonstrate alignment with the company's mission and core business values; 2) Collaborate with key internal/external resources; 3) Participate in ongoing self-development; 4) Execute Positive Business Results.
Southland Industries Inc.General Foreman Mechanical (Sheetmetal) Southland Industries Inc.General Foreman Mechanical (Sheetmetal)Carrollton, TXCandidate ownership can only be established after a bona fide work order is issued by a member of the Southland Industries Talent Acquisition team and the candidate is appropriately submitted through our Applicant Tracking System (ATS). Ensure Task Hazard Analysis (THA) is performed and recorded daily at the start of the shift and before any tasks are performed.
Southland Industries Inc.General Foreman Mechanical (Plumbing/Piping) Southland Industries Inc.General Foreman Mechanical (Plumbing/Piping)Carrollton, TXCandidate ownership can only be established after a bona fide work order is issued by a member of the Southland Industries Talent Acquisition team and the candidate is appropriately submitted through our Applicant Tracking System (ATS). Ensure Task Hazard Analysis (THA) is performed and recorded daily at the start of the shift and before any tasks are performed.
MasTec Utility ServicesGAS General Foreman nex MasTec Utility ServicesGAS General Foreman nexLewisville, TexasOverview: MasTec Utility Services delivers critical infrastructure construction and engineering services for power delivery, gas, and water customers, specializing in overhead and underground electric distribution for power delivery systems, gas distribution construction for gas systems, and turnkey solutions for a variety of water, sewer, and civil infrastructure projects. The Gas General Foreman leads the crew to complete daily tasks related to the installation and repair of natural gas pipelines and/or joint trench utilities for power and telephone in a safe and correct manner.
Sitech ServicesNewGeneral Manager - SITECH Sitech ServicesGeneral Manager - SITECHGrand Prairie, TXThis includes construction survey theory and technics as well as machine guidance systems, Understand the use of grade control technology across all platforms to include earthwork equipment, paving equipment, drilling and piling equipment, as well as off machine infrastructure and its application in the construction industry. The incumbent in this position is expected to model the following practices daily: Demonstrate alignment with the company's mission and core business values, collaborate with key internal/external resources, participate in ongoing self-development .
MasTec IncGAS General Foreman nex MasTec IncGAS General Foreman nexLewisville, TexasOverview: MasTec Utility Services delivers critical infrastructure construction and engineering services for power delivery, gas, and water customers, specializing in overhead and underground electric distribution for power delivery systems, gas distribution construction for gas systems, and turnkey solutions for a variety of water, sewer, and civil infrastructure projects. The Gas General Foreman leads the crew to complete daily tasks related to the installation and repair of natural gas pipelines and/or joint trench utilities for power and telephone in a safe and correct manner.
Granite ConstructionGeneral Foreman Granite ConstructionGeneral ForemanIrving, TexasAny unsolicited resumes sent to Granite, including unsolicited resumes sent to a Granite mailing address, fax machine or email address, directly to Granite employees, or to Granite's resume database will be considered Granite property. Their main concern is ensuring that employees under their management do their jobs skillfully and efficiently while making sure assigned work is progressing in a timely manner.
Granite ConstructionStructure General Foreman Granite ConstructionStructure General ForemanIrving, TexasAny unsolicited resumes sent to Granite, including unsolicited resumes sent to a Granite mailing address, fax machine or email address, directly to Granite employees, or to Granite's resume database will be considered Granite property. Their main concern is ensuring that employees under their management do their jobs skillfully and efficiently while making sure assigned work is progressing in a timely manner.
Synergy PreserveGeneral Handyman Synergy PreserveGeneral HandymanFort Worth, TXFull timeWe are looking for some dynamic technicians who will represent Synergy Preserve LLC to its clients and customers and provide better service in the field. Provide excellent customer service by addressing inquiries and resolving maintenance-related issues promptly.
King & George, LLCGeneral Laborer (KG) King & George, LLCGeneral Laborer (KG)Alvarado, TXDuties/Responsibilities: Performs routine inspection and maintenance on vehicles such as checking oil, water, and tires Operates graders for leveling and operates tractors to load materials such as dirt and rocks Operates backhoe and front-end loaders as required Operates forklifts and dump trucks to transport trash and materials Operates various equipment for general site preparation, landscaping, snow removal, and related assignments Operates 40-ton trash trucks including hydraulic equipment such as tailgates, hoppers, and packers as required Ensures proper care in the use and maintenance of equipment and supplies; promotes continuous improvement of workplace safety and environmental practices Inspect large equipment before and after use to ensure they are working properly Load and unload cargo and move them to the appropriate storage area Follow all safety procedures while operating equipment Perform regular maintenance and minor repairs when necessary. Required Skills/Abilities: • Proficient in written and oral communication skills according to skill requirements • Possess strong computer skills, able to read, write, and comprehend written instructional documents • Ability to function well in a high-paced and, at times, stressful environment • Ability to add, subtract, multiply and divide in all units of measure, using whole numbers, common fractions, and decimals • Ability to compute rate, ratio, and percent and to draw and interpret bar graphs • Ability to calculate figures and amounts such as discounts, interest, commissions, proportions, percentages, area, circumference, and volume • Ability to apply concepts of introductory algebra and geometry • Experience in welding • Mechanical Knowledge.
BD Holt CompanyGeneral Manager - SITECH BD Holt CompanyGeneral Manager - SITECHGrand Prairie, TXPart timeThis includes construction survey theory and technics as well as machine guidance systems, Understand the use of grade control technology across all platforms to include earthwork equipment, paving equipment, drilling and piling equipment, as well as off machine infrastructure and its application in the construction industry. The successful candidate will demonstrate strong strategic planning and tactical execution skills, with a demonstrated passion for personal and team development leading to successful outcomes for internal and external customers.
Roto-Rooter Services CompanyWater Restoration Technician/General Labor Roto-Rooter Services CompanyWater Restoration Technician/General LaborFt Worth, Texas$40,000–$60,000 / yearFounded in 1935, Roto-Rooter is North America's largest plumbing, drain cleaning, and water cleanup services provider. Suitable for individuals with skills in carpet cleaning, construction, lawn care, pest control, and general laborer.
PkazaNewData Center Construction Project Manager - Owners Rep PkazaData Center Construction Project Manager - Owners RepDallas, TXExperience with Electrical / Mechanical: Navy nukes - EMN, ETN, MMNs, Seabees, Army - Power Generation, Air Force – Power Production, Generator Techs, Maritime, Coast Guard, Army National Guard, etc. Maintain liaison with various contractors and vendors in order to manage the day to day activities that impact the delivery of company’s critical facilities construction projects.
IEA Infrastructure and Energy AlternativesConstruction Project Manager (Solar and BESS / Renewables - Nationwide Opportunities!) IEA Infrastructure and Energy AlternativesConstruction Project Manager (Solar and BESS / Renewables - Nationwide Opportunities!)Dallas, TexasRemote$130,000–$160,000 / yearExperience in project management on utility scale renewables projects such as Solar, BESS or wind preferred, experience in project management on EPC or other large scale construction projects such as experience working for a heavy general contractor will be considered . Project Cost Management: work collaboratively with support and operations teams to successfully manage the planning, estimating, budgeting, financing, funding, managing, and cost controls so that the project can be completed within the approved budget.
MasTec IncConstruction Project Manager (Solar and BESS / Renewables - Nationwide Opportunities!) MasTec IncConstruction Project Manager (Solar and BESS / Renewables - Nationwide Opportunities!)Dallas, TexasRemote$130,000–$160,000 / yearExperience in project management on utility scale renewables projects such as Solar, BESS or wind preferred, experience in project management on EPC or other large scale construction projects such as experience working for a heavy general contractor will be considered . Project Cost Management: work collaboratively with support and operations teams to successfully manage the planning, estimating, budgeting, financing, funding, managing, and cost controls so that the project can be completed within the approved budget.
BeallsReal Estate Construction Manager (Retail) - Dallas, TX BeallsReal Estate Construction Manager (Retail) - Dallas, TXIrving, TXThis position partners closely with real estate, store operations, store maintenance, distribution center, and external vendors to manage new store builds, remodels, relocations, and refresh programs across a multi-site retail portfolio. The Construction Project Manager serves as the primary point of accountability for construction outcomes, proactively managing risks that could impact cost, schedule, or store opening.
CEI ServicesConstruction Project Manager (Solar and BESS / Renewables - Nationwide Opportunities!) CEI ServicesConstruction Project Manager (Solar and BESS / Renewables - Nationwide Opportunities!)Dallas, TexasRemote$130,000–$160,000 / yearExperience in project management on utility scale renewables projects such as Solar, BESS or wind preferred, experience in project management on EPC or other large scale construction projects such as experience working for a heavy general contractor will be considered . Project Cost Management: work collaboratively with support and operations teams to successfully manage the planning, estimating, budgeting, financing, funding, managing, and cost controls so that the project can be completed within the approved budget.
Wanzek ConstructionConstruction Project Manager (Solar and BESS / Renewables - Nationwide Opportunities!) Wanzek ConstructionConstruction Project Manager (Solar and BESS / Renewables - Nationwide Opportunities!)Dallas, TexasRemote$130,000–$160,000 / yearExperience in project management on utility scale renewables projects such as Solar, BESS or wind preferred, experience in project management on EPC or other large scale construction projects such as experience working for a heavy general contractor will be considered . Project Cost Management: work collaboratively with support and operations teams to successfully manage the planning, estimating, budgeting, financing, funding, managing, and cost controls so that the project can be completed within the approved budget.
Michael PageNewSenior Project Manager - Lab and Clean Room Construction Michael PageSenior Project Manager - Lab and Clean Room ConstructionGrand Prairie, TXProven track record managing large ground-up manufacturing, industrial, advanced technology, or life sciences projects. Run OAC meetings, maintain strong communication, and build trust with clients and design partners.
Schwob Building Company, LLCConstruction Project Manager Schwob Building Company, LLCConstruction Project ManagerCOPPELL, TXEstablished in 1977, Schwob Building Company has continued to bring successful services to our clients in the automotive, aviation, warehouse/distribution, manufacturing, trucking/transportation and service and maintenance industries. Must be computer literate, preferring experience with Microsoft Office, Microsoft Project, Procore and other construction related software.
Schwob Building Company, LLCAssistant Construction Project Manager Schwob Building Company, LLCAssistant Construction Project ManagerCOPPELL, TXEstablished in 1977, Schwob Building Company has continued to bring successful services to our clients in the automotive, aviation, warehouse/distribution, manufacturing, trucking/transportation and service & maintenance facilities. We are currently seeking an experienced Assistant Project Manager, and only candidates with relevant experience working with a General Contractor will be considered.
Michael PageNewProject Manager - $20-$50M Interior and Industrial Construction Michael PageProject Manager - $20-$50M Interior and Industrial ConstructionGrand Prairie, TX$20–$50 / hourWith several projects recently awarded, this role is critical to supporting both corporate office interiors and the expansion of the industrial construction portfolio. This Project Manager position offers the chance to step into a highly active pipeline with a respected Texas general contractor experiencing rapid growth.
Westmoreland Builders, LLC.Construction Project Manager Westmoreland Builders, LLC.Construction Project ManagerGrapevine, TX, TXFull timeDuring all phases of the project, responsible for studying the contract documents (plans, specifications, environmental reports, etc.) setting up project files and maintaining all copies of contract documents, contract document revisions, addendums and/or bulletins, while ensuring appropriate distribution of copies to field offices, subcontractors and vendors. Coordinator and generator of documentation (Schedules, Progress Reports, Requests for Information (RFI), Submittals, Memos, Transmittals, Purchase Orders, Subcontracts, Change Orders) and associated monitoring required for scheduling delivery of materials, equipment, tools, safety accessories and mobilization of subcontractors and company personnel.
Sun HoldingsConstruction Project Manager Sun HoldingsConstruction Project ManagerFarmers Branch, TXWe provide franchise management services to some of America's most beloved brands, including Applebee’s, Arby's, Bar Louie, Burger King, Cantina Laredo, Freebirds, Golden Corral, IHOP, McAlister’s, Papa John’s, Popeye’s, Taco Bueno, and Uncle Julio’s. You will coordinate closely with engineers, architects, contractors, and subcontractors to define specifications and secure permits, negotiate vendor contracts, allocate resources, and monitor progress to meet project deadlines.
New Day Executive SearchNewMechanical Construction Project Manager New Day Executive SearchMechanical Construction Project ManagerArlington, TXWe are committed to helping our clients navigate and comply with the complex and ever-changing labor laws as well as help ensure that in every hiring decision, internally and with our client partners, that all viable candidates are considered, and the most qualified candidate is offered the role. A growing industrial construction contractor is seeking an experienced Mechanical Construction Project Manager (Fuel Systems) to oversee the installation and maintenance of complex fueling and piping systems.
Cross Custom HomesResidential Construction Project Manager Cross Custom HomesResidential Construction Project ManagerWeatherford, TX$80,000–$90,000 / yearCross Custom Homes is a custom home builder serving Weatherford and surrounding areas, known for high-quality homes, strong craftsmanship, clear communication, and lasting client relationships. This position is ideal for a professional who is organized, proactive, and capable of managing multiple projects while maintaining strong communication with homeowners, subcontractors, vendors, and the internal team.
Architect Search Inc.Construction Project Manager Architect Search Inc.Construction Project ManagerFort Worth, TXThis role requires full ownership of the construction project lifecycle from pre-construction through closeout - including estimating, planning, budgeting, scheduling, subcontractor management, and execution. The Construction PM will be responsible for managing multiple active projects at any given time, typically ranging up to $5M in value, with aggressive timelines of 110180 days per project.
CyrusOneSenior Project Manager, Construction & Development CyrusOneSenior Project Manager, Construction & DevelopmentFort Worth, TXCyrusOne’s leading global platform of hybrid-cloud and multi-cloud deployments offers customers colocation, hyperscale, and build-to-suit environments, which help enhance the strategic connections of their essential data infrastructures and support the achievement of sustainability goals. Combining exceptional financial strength, a broad global footprint, and continued investment in key digital gateway markets, CyrusOne provides the world’s largest companies with long-term stability and strategic advantage at scale.
Dallas Mechanical Group LLCAPM Assistant Project Manager (Mechanical Construction) - ONSITE Dallas Mechanical Group LLCAPM Assistant Project Manager (Mechanical Construction) - ONSITELewisville, TexasOn thousands of projects in a range of industries, we have had the privilege of working with some of the state’s leading contractors, developers, universities, governmental and military entities, and medical facilities. The Project Manager is responsible for planning, directing, coordinating, and budgeting activities and financial reports concerning the construction or maintenance of projects.