ESA PCR—previously PCR Services Corporation—delivers comprehensive, legally sound services to help clients navigate the environmental compliance processes. Integrity, high standards, and a balanced approach make us highly sought after by public and private interests alike.

We are committed to environmental problem solving, technical excellence, and outstanding client service. In our 40+ years, we have become known for meticulously crafted and defensible California Environmental Quality Act (CEQA) and National Environmental Policy Act (NEPA) documentation and an expert technical command of air quality, archaeology, biological and regulatory services, climate change, historic resources, noise and vibration, and paleontology.

ESA PCR Santa Monica

233 Wilshire Blvd Ste 150
Santa Monica, CA 90401

ESA PCR Pasadena

80 South Lake Ave Ste 570
Pasadena, CA 91101

ESA PCR Irvine

2121 Alton Pkwy Ste 100
Irvine, CA 92606