Good air quality aims to achieve sufficient standards in order to protect human health and the ambient environment that supports life. Clean air is governed by regulations and is essential to maintaining quality of life. At Flatrock Engineering and Environmental, LLC, we offer a host of air quality services. Please look over our list below and contact the appropriate team members for more information. We look forward to working with you and your team on your next project.

Air Dispersion Modeling

  • Visibility Modeling and haze analysis

Contact Mark Martelli

Air Permitting

  • New Source Review (NSR)
  • Non-attainment New Source Review (NNSR)
  • Prevention of Significant Deterioration (PSD)
  • Title V
  • Compliance Assurance Monitoring (CAM) Plans
  • Best Available Control Technology (BACT) Analysis
  • Minor Source
  • Permit By Rule
  • General Permit


  • Any State: Jodi Ellis
  • Texas, Ohio: Jodi Ellis
  • Louisiana, Wyoming: Mark Martelli

Annual Compliance Certification and Semiannual Reporting

Contact Lauren Sipes

Compliance Action Plan (CAP) Implementation to Manage Federal Regulation and Permit Requirements

Contact Jacob Mezey

Compliance and Enforcement Negotiation Services

Contact Jodi Ellis

Compliance Audits and Records Review

Contact Jacob Mezey

Emission Inventories


  • Texas: Jodi Ellis
  • Any State: Jodi Ellis
  • Ohio: Jodi Ellis
  • Louisiana, Wyoming: Mark Martelli

Greenhouse Gas Emissions and Reporting

Contact Jacob Mezey

Leak Detection and Repair Program Coordination and Compliance

Contact Jodi Ellis

National Emission Standards for Hazardous Air Pollutants (NESHAP) Maximum Achievable Control Technology (MACT) Compliance


  • General MACT – Jodi Ellis
  • MACT HH – Jodi Ellis
  • MACT ZZZZ – Jodi Ellis

New Source Performance Standards (NSPS) Compliance


  • General NSPS – Jodi Ellis
  • NSPS Subparts K, Ka, Kb – Jacob Mezey
  • NSPS Subpart KKK – Jodi Ellis
  • NSPS Subpart LLL – Mark Martelli
  • NSPS Subpart JJJJ – Abigail Noell
  • NSPS Subpart IIII – Jodi Ellis
  • NSPS Subpart KKKK – Jodi Ellis
  • NSPS Subpart OOOO – Jacob Mezey
  • NSPS Subpart OOOOa – Jacob Mezey
  • NSPS Subpart Db, Dc – Jodi Ellis

Optical Gas Imaging Camera Usage for Compliance

Contact Jacob Mezey

Procedures Manuals

Contact Jacob Mezey

Risk Management Plans

Contact Vincent Rehkopf

Stack Test Coordination

Contact Abigail Noell

Training Programs

Contact Jodi Ellis

Voluntary Self-Audit and Self-Disclosure Representation

Contact Jodi Ellis

Are you in the need for air quality work? If you’d like to get more information by speaking with a member of our team, please fill out the form below and we will contact you promptly. 

Thank you, we look forward to speaking with you soon!

Air Quality sub-page