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Founded 2009 • With Angi since January 2015



Consulting for Health, Air, Nature, & a Greener Environment, LLC (CHANGE), a certified Veteran Owned Small Business (VOSB) is a highly regarded and globally recognized thought leader in the professional environmental consulting & research services industry that is setting new standards in expertise, proficiency, flexibility, and value. We are a team of industry recognized experts, environmental scientists, field researchers, published authors, and consulting & research professionals from around the world. Our top-tier experts work together in partnership with clients to solve their most pressing and important environmental issues. CHANGE experts work closely with clients to deliver solutions quickly in a cost effective and highly professional way, and in doing so we create lasting relationships built on results, value, and trust....

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Services Offered

Professional Expert Environmental Consulting in all environmental markets. Services include:• Indoor Air Quality• Federal & State Compliance Air Quality Modeling: New Source Review (NSR), Title V ermitting, Best Achievable Control Technology (BACT), Maximum Achievable Control Technology (MACT), Lowest Achievable Emission Rate (LAER) • Atmospheric Dispersion Modeling (Air Toxics, NSR/Prevention of Significant Deterioration (PSD), New Source Performance Standards (NSPS)/National Emission St

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