About Us

Ms. Erin Sheehy

Ms. Erin Sheehy founded Environmental Compliance Solutions, Inc. in 1995. ECS is a woman-owned (WBE-certified) air quality and CEQA consulting firm. Ms. Sheehy has more than 20 years of air quality experience, having begun her career as an air quality specialist with the South Coast Air Quality Management District. She has extensive experience managing projects for both public- and private-sector clients. Representative client projects include: greenhouse gas emission inventories, criteria pollutant emission inventories, air quality permitting, emission credit brokering, customized air quality training, environmental auditing, CEQA analyses and health risk assessments.

Ms. Sheehy is assisted by full- and part-time engineers, each with extensive air quality experience.

Ms. Tara Tisopulos

Ms. Tisopulos is a Senior Air Quality specialist at ECS with over 14 years of experience in air quality analysis, including Initial Studies, Negative Declarations, Environmental Impact Reports, Mitigation Monitoring Plans, Overriding Considerations, etc. for both SCAQMD rule projects as well as Lead Agency projects for non-SCAQMD sources such as refineries, chemical plants, etc. Ms. Sheehy completed much of the cost-effectiveness documentation for the diesel mitigation measures contained in the EIR/EIS prepared for the LAX Modernization plan.

Ms. Tisopulos also completed Chapter 3.2 - Air Quality and Meteorology for the Port of Los Angeles ' Berth 206 - 209 Reuse Project. Ms. Tisopulos was also the reviewer of dozens of Lead Agency CEQA documents for which the SCAQMD was the Responsible or Commenting Agency. Since joining ECS, Ms. Tisopulos has authored an Addendum prepared pursuant to CEQA, produced several air quality research reports and air quality analyses for the LAX Modernization Project, summarized all rules and regulations for the APCDs located throughout California, assisted with air quality audits and prepared a guidance manual for facility compliance with air quality regulations.