Today's focus on cleaner air presents the regulated community with ever-evolving challenges for complying with new rules and for securing permits for new and modified facilities. Prince Environmental sees its mission as successfully guiding its clients through the complex maze of state and federal air quality requirements by providing knowledgeable and responsive support that ensures regulatory compliance, protection of the environment and protection of its client’s operational and financial objectives.

Prince Environmental, based in Austin, TX, was established in 2003 by Timothy J. Prince, P.E., BCEE. Mr. Prince has worked continuously in the environmental field since 1978 with a primary focus on air quality. Services offered by Prince Environmental include:


Regulatory Liaison

NSR / PSD Permitting

Title V Permitting

Air Dispersion Modeling

Litigation Support

Expert Testimony

Compliance / Due Diligence Audits

Strategic Planning


MACT Air Toxics Compliance

Regulatory Applicability Analyses

Control Technology Analyses

Emissions Inventories

Ambient Air Monitoring Studies



Prince Environmental serves a diverse client base ranging from major petrochemical companies and law firms to privately-owned manufacturing operations and universities. Industry sector experience includes power generation, mining, refineries, petrochemicals, crude and refined product terminals, aggregate materials, landfills, biofuels, manufacturing, coating operations and fertilizer production. As a sole proprietorship, Prince Environmental brings its 35+ years of experience to every project it undertakes. Our approach is to listen closely to ensure we fully understand our client’s needs, and then bring our expertise and work ethic to bear to successfully meet project objectives. We strive to keep our clients happy and realize a happy client often becomes a repeat client. Over 90% of our work is repeat business.