Qualification Statement

Business Name: Southwest Geophysics, Inc.
Business Address: 8057 Raytheon Road, Suite 9, San Diego, CA 92111





Type of Services Offered: Geophysical Surveys in support of Environmental, Geotechnical, Archeological, and Engineering Evaluations
Administrative Contact: Jessica Wackenstedt
Technical Contacts:

Hans van de Vrugt, President

Patrick Lehrmann, Vice-President

Year Established: 2004
Number of Employees: 6
Type of Business: S Corporation
Business Type Certification: Small Business Enterprise (0040156)
Taxpayer I.D. No.: 200978985
Dun & Bradstreet No.: 17 010 9578
Registrations: State of California and Arizona registered Certified Engineering Geologist and Geophysicists
Safety Certifications:

OSHA 40 Hour Health and Safety (Updated Annually)

Los Angeles Clean Card Program

API Worksafe, Refinery Safety Overview (RSO), Loss Prevention Systems (LPS)

UPRR, BNSF, Chevron and ConocoPhillips Site Specific Safety Training

Capacity for Subcontracting: Southwest Geophysics brings years of geophysical and geological problem solving experience to subsurface evaluations. We maintain a broad range of geophysical field equipment. In-house computing facilities include a wide variety of hardware and software for data processing and presentation.
Insurance Coverage:

 -Workman’s Compensation

 -General Liability


 -Excess Liability Umbrella

$1,000,000 (Each Occurrence)

$1,000,000 (General Aggregate, Each Occurrence)

$1,000,000 Each Occurrence


Credit Reference



5825 Balboa Avenue

San Diego, CA 92111

(858) 565-8263


Geophysical Survey Systems, Inc.

13 Klein Drive

North Salem, NH 03073-0097

Contact: Ken Corcoran (603) 893-1109