OES shares the corporate mission of the Oneida ESC Group of companies to strengthen, preserve, and enhance the natural and built environments for our future generations through high-quality project delivery with a cost-effective and quality-driven focus for our customers and employees.

OES’s vision is led by our values vested in:

• Seeking clients who value innovative, efficient solutions and recognize integrity and quality
• Attracting and retaining staff who value collaboration and diversity, with the 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.