Great People.
Meaningful Work.
Sustainable Growth.
At Oklahoma Environmental Services (OES), we believe exceptional results begin with exceptional people. By developing great people, performing meaningful work that serves our clients and communities, and pursuing sustainable growth, we create lasting value for our employees, customers, and stakeholders.
What It Means
- Great People: We invest in developing skilled, accountable, and engaged team members. We create an environment where people can learn, contribute, lead, and build meaningful careers.
- Meaningful Work: We perform work that makes a positive difference for our clients, our communities, and the environment. We take pride in solving problems with impactful solutions.
- Environmental Responsibility: Our stewardship mindset drives us to prioritize environmentally responsible practices in all aspects of our work.
- Staffed and Equipped: We have a full staff of experienced project managers, environmental scientists, and field technicians.
Our Core Values
Safety first
We put the safety of our people, customers, and communities first- every job, every day.

Serve the Customer
We listen, respond, and deliver solutions that create real value for our customers.
Own the outcome
We take responsibility for our commitments, our decisions, and our results.
Continuous improvement
We challenge the status quo, learn from experience and constantly look for better ways to work.
do the right thing
We act with integrity, honesty, and respect- even when doing the right thing is difficult.
Win together
We collaborate, support one another, and recognize that our greatest success comes from working as a team.

