Main Menu LEADERSHIP100% EMPLOYEE OWNEDEMPLOYEE-OWNER SPOTLIGHTCULTUREHISTORY Employee-Owner Spotlight Barbra Calantas Barbra oversees ESA’s Southern California Biological Resources and Land Management team while providing client management, business development, and project and task management on large-scale projects. More + Karl Heisler Karl manages the preparation of Environmental Impact Reports (EIR) and Mitigated Negative Declarations (MND) for numerous residential projects, large office projects, civic development projects, and rezoning projects. More + More Employee-Owner Spotlights MATT RUSSELL Archaeology Program Manager As a certified SCUBA instructor, Matt's been able to combine both his expertise's below the surface with underwater archaeology. More + LECHI HUYNH Biologist Starting her career at ESA 13 years ago as an intern botanist, Chi now loves to manage large teams and is never shy of big field deployment projects. More + BRIAN ALLEE Project Manager Whether rocking in a band, racking weights, or reveling in CEQA documentation, Brian lives by the motto: work hard, play hard. More + AUTUMN WARD Senior Airport Planner Whether it’s at work as an airport planner or at home coordinating her next trip, Autumn specializes in all aspects of aviation. More + JOCELYN SELTENRICH Communications Manager Jocelyn belongs to an improv comedy troupe and brings this creative energy to sharing ESA's story to our clients and partners. More + DOUG ROBISON, PWS Principal Associate Starting his career at a series of engineering companies gave Doug an appreciation for working at "true science firm," where he can enjoy a good ecological geek-out session. More + BETH POTOTO Senior Executive Associate Beth grew up operating heavy machinery. This might explain her cool-under-pressure approach to work. More + LOUIS WHITE, PE Coastal Engineer Louis says there's never been a dull moment in his career at ESA with the challenge of complex projects keeping him coming to work. More + CANDACE EHRINGER Cultural Resources Program Manager Upon retirement, Candace plans to volunteer with a local archaeological society to keep her hands dirty and mind active. More + LEADERSHIP100% EMPLOYEE OWNEDEMPLOYEE-OWNER SPOTLIGHTCULTUREHISTORY STAY IN TOUCH >> Sign up for our newsletter About Leadership 100% Employee Owned Employee-Owner Spotlight Culture History Join Us Benefits Job Openings Professional Development Culture Services Air Quality Biological Resources Climate Change & Resilience Cultural & Historic Resources Environmental Permitting & Compliance Environmental Review & Documentation Flood & Stormwater Management Landscape Architecture Planning Restoration Technology Water Resources Services A-Z Projects Airports Communities Conservation & Restoration Energy Federal Municipal Ports & Harbors Transportation Water Projects by Client News & Ideas Blog Events News White Papers Offices Atlanta, GA Bend, OR Camarillo, CA Delray Beach, FL Irvine, CA Los Angeles, CA Oakland, CA Orlando, FL Pasadena, CA Pensacola, FL Petaluma, CA Portland, OR Sacramento, CA San Diego, CA San Francisco, CA HQ San Jose, CA Sarasota, FL Seattle, WA Tampa, FL Copyright © 2021 Environmental Science Associates Privacy Policy | Deliverit | Sitemap ESA is a 100% employee-owned environmental consulting firm delivering work that matters.