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Diamond B Constructors, Inc.

Diamond B Constructors, Inc. (DBC) is a Bellingham, WA based Mechanical Contractor serving the Pacific Northwest for over 104 years. Our Professional team of Estimators, Project Managers, Union Craftsmen and support personnel, allow us to provide a high level of responsiveness for projects.

Key decision-makers are familiar with all aspects of Commercial and Industrial Estimating and Construction. Our experienced staff understand the importance of meeting schedules and budgets while establishing the trust and respect of Engineers, General Contractors and Owners.