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Located in Danville, California - we're central to the Bay Area and Northern California. We utilize the services of other professional engineers, geologists, and staff technicians with whom we have solid long term relationships. We also use outside drilling contractors and soil testing laboratories as necessary.
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Please contact us for further information
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©2009 John Campbell + Associates - 657 St. George Road, Danville, California - 94526 - Ph/Fax 925-743-4010 |