ESA is a 100% employee-owned environmental consulting firm delivering work that matters.
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Barbra Calantas
Southern California
Biological Resources Director
Biological Resources Director
As a certified yoga instructor, Barbra brings her strength and energy from the yoga mat to her work at ESA.
Karl Heisler
Senior Project Manager
Whether it's a San Francisco project history lesson or deep-dive into CEQA, Karl has got you covered.
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At ESA, we believe every employee has a unique combination of knowledge, skills and experience that contributes to our success.
News & Ideas
We are honored to present three students – Jessica Brown, Sierra Red Bow and Victor Lopez – with the inaugural ESA Scholarship Program grants, established at the end of last year to commemorate our 50th anniversary.
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New Jersey Governor Phil Murphy signed S232 into law, mandating environmental justice impact statements for certain facilities requiring permits from the New Jersey Department of Environmental Protection. Learn more about this means for their residents and beyond.
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