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Executive Director

John N. Dillenburg
Placerville, California
Phone: 530/344-8012
Fax: 530/344-8043

Membership in the West Coast Chapter

To become a member of the ADSC’s West Coast Chapter you have to be a Member in good standing of the ADSC. You can then decide to join the West Coast Chapter as well, if you are located in one of its states or provinces.

If you are involved in the Foundation Drilling, Anchored Geo-Support, or other related industries, you should join the only Association that works for you and with you to expand your business. Visit the ADSC Website to become a member. Contact us if you have questions.

The West Coast Chapter is comprised of foundation drilling and anchored geo-support contractors (Contractor Members), manufacturers and suppliers (Associate Members). Read about your benefits as a member.

Through its many programs, the ADSC seeks to advance the internal and external development of the industries it serves.

Membership Qualifications

Qualifications for Contractor Member Status:

Defined as a Specialty Subcontractor who acts as such for the installation of drilled shafts, Geo-Support or other related systems consisting of soil and/or rock anchors, soil nails and micropiles, who shall meet the qualifications established from time to time by the International Board of Directors.

Qualifications for Associate Member

Status Currently engaged in manufacturing and/or services to the drilled foundation, geo-support, and other related industries.

Become a member of the WCC or visit the ADSC Web-Site to become an ADSC -Member.