The technical support functions include: site assessments, configurational analysis, conceptual engineering design, permitting support, technology evaluations, performance estimation, capital and operating cost estimates, preparation of project schedules, supporting bid processes for equipment supply, and technical support of project construction. Tenaska is one of the largest privately held companies in the United States, an organization that’s adept in natural gas and power marketing, power management, development and acquisition of generation assets, operation of power plants and more.