Maine's fifth largest woman-owned business

What We Do

Dean & Allyn, Inc. is a fire protection contractor serving New England since 1995. Peggy and Dana started the company out of their home and today 35 employees work in a 11,000 sq. ft building in southern Maine. The company is still family-owned with the next generation at the helm. In 2017 MaineBiz ranked us the fifth-largest woman-owned business in the state.

Mission Statement

Dean & Allyn, Inc. is dedicated to the preservation of life and property through the proper application of modern fire suppression system technology. Our methods of hazard protection provide the best performance and economic value without compromising safety or dependability. We uphold this promise in all our relationships.

Some of our long-standing clients include:





We are affiliated with the following organizations:




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