Our team provides comprehensive air permitting and compliance support to a broad range of industries.
Permit Assistance
Let ARS assist with you with Prevention of Significant Deterioration (PSD), construction, and operating permits for major and minor sources. We have over 30 years of experience aiding clients with their permitting needs including Air Pollution Emission Notices (APEN) and National Pollutant Discharge Elimination System (NPDES) permits.
GREENHOUSE GAS EMISSIONS ACCOUNTING
Let us assist with GHG emissions inventories, reporting and auditing. We have experience with the federal eGGRT as well as multiple state reporting tools.
AIR QUALITY
DISPERSION
MODELING
ARS has experience performing air dispersion modeling using AERMOD for sources of all sizes in various states to meet SIP, NSR, and PSD requirements.
NEW SOURCE REVIEW
Our team aids with NSR for major and minor area sources including reasonable available control technology (RACT), best available control technology (BACT) and lowest achievable emission rate (LAER) analysis.
EMISSION TRACKING, INVENTORY & REPORTING
We assist with estimation of emissions for new and existing sources. We can compile facility emission inventories, including insignificant and larger sources.
OPERATION & MAINTENANCE PLANS
ARS works with your maintenance team to ensure that operation and maintenance activities meet air permit requirements We help to educate teams on the importance of documentation.
TOXIC AIR CONTAMINANT INVENTORY
We help compile toxic air contaminant inventories for local and state reporting requirements, including insignificant sources.
NEPA PLANNING
Our team assists with NEPA planning including air quality impact assessments for Environmental Impact Statements (EIS) and Environmental Assessments (EA).
AIR QUALITY COMPLIANCE TRAINING
We provide remote and in-person trainings to project and maintenance managers so that they can better navigate the complicated work of air quality compliance.
compliance AUDITING
Our team compares clients’ environmental programs to current air permits, stormwater, wastewater and hazardous waste requirements to suggest improvements and ensure seamless compliance.
Our Clients

Federal, Tribal, State and Local Governments
ARS is proud to partner with government agencies of all sizes. We provide flexible contracting arrangements and the convenience of a GSA MAS contract to streamline ordering procedures.
Power, Mining & Extractive Industries
We provide expert air quality compliance and monitoring consultation services for a broad range of power generation, energy, and extractive industries in the Rocky Mountain Region, and beyond.


Manufacturing & Fabrication Industries
Our compliance team works with food and beverage, pharmaceutical, and industrial production facilities to assist with permitting, operation and maintenance plans, and emissions tracking.
Health / Educational Campuses
We aid hospitals, colleges and universities with air quality compliance including air permitting, tracking, planning and modeling.
