To preserve, restore, and enhance the natural and constructed environment for future generations through successful project delivery using a cost-effective and safety driven focus for our customers and employees.


To be a formidable, high-performing, and nimble engineering and construction services provider with a reputation for integrity and innovation serving an expanding, global customer base.

OESC’s vision is guided through our values vested in:

  • Seeking customers who value innovative, efficient solutions while recognizing integrity and quality
  • Attracting and retaining people who value collaboration and diversity, with a common goal of superior performance within a safe environment
  • Growth by providing value to our customers and shareholders, and offering exceptional opportunities for our people

Our vision of sustainability is in harmony with the long-standing core Seven Generation philosophy of the Oneida Nation which provides that major decisions be evaluated in terms of their physical, social, and economic effects on people seven generations from now, a 150-year forward planning horizon.