"Welcome to THE HOLTGROUP.NET. Founded by brothers Robert K. Holt and James "Jack" Holt in 1984, The Holt Group, Inc. is a full service consulting firm offering Civil Engineering, Surveying, Construction Management and Inspection, Planning, Environmental, Labor Standards and related professional services to both Public and Private Sector Clients throughout the Southwestern United States. Our headquarters is located in El Centro, California with additional office locations in Arizona and Utah…read more.

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