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Assisting public and private land owners with environmental regulation compliance.
240123 Audrey Wheeler requested this be removed (so this block has been hidden for now - incase we need to add a new alert message in the future) WARNING! ECORP has been getting reports that phishing scammers have been contacting applicants and pretending to be ECORP representatives. ECORP is in no way associated with the fake interviews and/or calls. Scammers have used fake email addresses such as,,, and To contact ECORP safely, follow the directions on the careers page.


ECORP is the full-service environmental consulting firm for clients across California and adjoining states. We have an experienced multidisciplinary team of CEQA and NEPA specialists, environmental permitting specialists, terrestrial and aquatic biologists, wetland specialists and water resource analysts, air quality and greenhouse gas analysts, noise and groundborne vibration analysts, archaeologists, cultural resource specialists, architectural historians, paleontologists, geographic information system (GIS) specialists, unmanned aerial systems (UAS) specialists, and other technical and support staff.  Our comprehensive environmental knowledge and experience enables us to support your project from inception, through environmental permit application and mitigation planning, to post-construction compliance monitoring.

Field Mtg at Truck with-Maps

Contact ECORP About Your Project

Find out how ECORP’s Environmental Consulting Services can help with your project.

Why Choose ECORP?

When you need environmental consulting services in California, you have dozens of providers to choose from. Most focus on a few specific practice areas, while relatively few are full-service, multidisciplinary firms like ECORP.

When you choose ECORP, you get an environmental consulting services company with:

Government Certifications

ECORP maintains certifications with various departments and agencies in both the State of California and the Federal Government.

California Department of Industrial Relations (DIR) Registration

Federal Small Business (SB) for some NAICS Codes

GSA FAS Schedule, Environmental Services - Schedule 899, GS-10F-0010P

California Small Business for Public Works (SB-PW)

ECORP Sectors includes Public, Private and Infrastructure

Sectors Served

ECORP provides environmental consulting services for Infrastructure, Public, and Private Sector projects. With decades of experience in each sector, ECORP understands each sector’s unique regulatory environments and attendant engineering and construction constraints. Scientific and technical expertise, a deep understanding of regulatory environments, and extensive field experience enable ECORP to provide the right environmental consulting services for every stage of your project.

Sign up for the ECORP Newsletter

Sign up for the ECORP Newsletter to receive updates related to development, environmental regulations, compliance and more.

By submitting this form, you are consenting to receive marketing emails from: . You can revoke your consent to receive emails at any time by using the SafeUnsubscribe® link, found at the bottom of every email. Emails are serviced by Constant Contact

Environmental Consulting Careers at ECORP

ECORP is an ideal place to begin or continue your environmental consulting career. When you join ECORP, you are joining a team of dedicated, experienced, well-respected environmental professionals. We’re small enough to enjoy close working relationships and large enough to tackle the most sophisticated and exciting projects throughout California, no matter what your specialty. We invite you to learn more today.

ECORP biologists identifying plant species.

Getting Started Is Easy

Working with ECORP is easy and can begin with just a phone call or email.

Contact ECORP Today

ECORP is ready to help you meet the most demanding environmental regulatory requirements and to help you get your project completed. Get in touch and see how we can assist you with everything from permitting to meeting your continuing compliance requirements. 

Fill out this form, or contact your closest ECORP office.

ECORP archaeologists performing open space monitoring