GHH Engineering, Inc. Return to Directory Contact Gary Hall, P.E. President Address P.O. Box 6285 City Auburn State CA ZIP Code 95604 Business Phone 1 530 886-3100 Business Fax 1 530 886-3108 Website www.moldservicegroup.com CSLB Number https://www2.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=537901 Specialty Civil Engineering, Ditching & Trenching Contractors, Drafting & Design, Engineers, Civil Consulting, Environmental Systems, Hazardous Materials Certificate, Mold Remediation, Underground Construction