Hasan Consultants is a civil and environmental engineering and planning firm that is focused on helping its clients develop solutions to water, watershed and wastewater concerns; traffic and transportation and surveying.  


Over the years, we have earned a reputation for excellence in the field of civil and environmental engineering.  Our unparalleled advice, backed by experience and expertise, sets us apart from other consulting engineering companies.


Since 1984, we have provided our clients with consulting services in a wide spectrum of civil and environmental engineering concerns.  We provide complete and sustainable solutions from A to Z, including:

  • Water management
  • Wastewater and solid waste systems
  • Land development
  • Environmental assessments
  • Boundary relations
  • Watershed analysis
  • Watershed management & planning
  • Residential construction
  • Commercial modification
  • Surveying and parcel maps
  • Aerial photography
  • Grading
  • Drainage structural design and repairs
  • Street improvements
  • Underground tanks
  • Rehabilitation
  • Toxicity
  • Source control
  • Storm water permitting
  • Sustainable planning
  • Environmental compliance 

Welcome to Our New Website !

Hasan Consultants is online with a new website. The consulting firm hopes prospective clients will explore the full range of services online, and invites them to contact Hasan Consultants directly via the site.

2828 E. Thompson Blvd.

Contact Us or Make an Appointment

For answers to your questions, or to schedule an appointment, please call us at:

(805) 218-5574

or send a fax at:

(805) 639-0307  

or send us an email at:



Community Involvement

We actively support the following local organizations


  • Boys and Girls Club of Ventura
  • Rotary International
  • Ventura County Science Fair
  • Ventura Youth Employment Service
  • El Rio Royals Jr. Soccer Team
  • California Regional Migrant Student Education

Professional Affiliation

We are proud to be members of the following professional organizations:

  • American Waterworks Association (AWWA)
  • American Society of Civil Engineers (ASCE)
  • American Public Works Association (APWA)
  • Association of Water Agencies of Ventura County  (AWA)
  • Channel Counties Water Utilities Association

News & Events