We Provide Solutions

Environmental regulatory standards are growing and will continue to do so. OTA Environmental is in an excellent position to cost-effectively assist you with these issues. Our solutions include consulting, field services, emission control equipment, Acquisition/Divestiture support, and regulatory compliance products & services.

Air Compliance

We guide companies through the continually changing and complex air compliance regulations, such as; NSPS OOOO, OOOOa, LDAR, Method 22 testing, Emissions Inventories, and Air Permitting.

Due Diligence

We follow the ASTM standards which conform to the All Appropriate Inquiry standards, acceptable to the USEPA for provisions of certain defenses against CERCLA Liability. A Phase I ESA is a vital piece of information in determining if you are making a sound financial decision.

Acquisitions & Divestitures

Conducting an Environmental Site Assessment (ESA) is vital prior to taking an interest or ownership of the property. Discovering and defining the environmental status of the property is critical for your Purchase Agreement negotiations.

Regulatory & Compliance

Our experienced regulations and compliance team coordinates with our highly trained Field Services Department to provide synergistic and cost-effective compliance solutions.


The Oil and Gas industry has its own unique set of characteristics. It is critical to have someone that is FOCUSED in this area. Our diverse staff of environmental scientists and engineers understand the everyday difficulties and demands that go along with managing and resolving environmental issues in the oil patch, the office, and with stakeholders.


Maintain Positive Public Relations

Avoid Fines and Increased Regulatory Scrutiny

Avoid Delays and Extra Costs During the Due Diligence Process

What our clients say

LOCAL regulatory and compliance support FOR the oil and gas sector. WE HAVE field offices established in THE major basins