Northern California Engineering Contractors Association

Ryan Harding
PO Box 751468
Petaluma, CA 94975
Phone: 707-789-7900
Fax: 707-789-7911
Email: rharding@eleven-eng.com
http://www.eleven-eng.com/
About

The ECA, and its Board of Directors, has been the voice of the engineering construction industry for the past thirty three years.

Read More

Find Us
707-546-5500

Postal: P.O. Box 8249 Santa Rosa, CA 95407

Visit us: 1000 Apollo Way, Suite 100, Santa Rosa, CA 95407
Important Links

Bidding Information

Agencies

Municipal Websites

Elected Representatives

Follow us