Why work with us?

Decades of Experience

EOA is committed to providing our clients with high-quality work, responsive service, and innovative, cost-effective solutions to problems, large and small. Our extensive project experience enables us to readily understand and address the needs of our clients. Our long list of partners includes:
  • Santa Clara Valley Urban Runoff Pollution Prevention Program (SCVURPPP)
  • San Mateo Countywide Water Pollution Prevention Program (SMCWPPP)
  • Clean Water Program of Alamenda County
  • Contra Costa Clean Water Program
  • City of Benicia
  • City of Clayton
  • City of Day City
  • Foster City
  • City of Hayward
  • City of Modesto
  • City of Mountain View
  • City of Oakland
  • City of Salinas
  • City of San Jose
  • City of San Leandro
  • City of Santa Clara
  • City of South San Francisco
  • City of Sunnyvale
  • City of Vacaville
  • Marin County
  • San Mateo County
  • Santa Cruz County
  • Sonoma County
  • Lake County
  • City of Sunnyvale Water Pollution Control Plant
  • San Jose-Santa Clara Regional Water Pollution Control Plant
  • City of Benicia Wastewater Treatment Plant
  • East Bay Dischargers Authority
  • Las Gallinas Sanitary District
  • Alameda County Water District, Zone 7
  • East Bay Municipal Utility District (EBMUD)
  • Santa Clara Valley Water District
  • Irvine Ranch Water District
  • Water Environment Research Foundation (WERF)
  • National Water Research Institute (NWRI)
  • WateReuse Foundation
  • Port of Oakland