Pronesti Excavation, Inc. Return to Directory Contact George PronestiAddress 6301 Angelo Court, Suite 10City LoomisState CAZIP Code 95650Business Phone 1 916 652-5832Business Fax 1 916 652-2347CSLB Number https://www2.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=624475Specialty Excavating, Commercial, General Engineers, Commercial, Grading, Commercial, Underground Utilities & Trenching