DSG Backflow Preventer

Emergency Call


: 100 Carl Dr 11B, Manchester, NH 3103
: (603) 235-9645
:

Company Overview

Founded in 2009, DSG started as a plumbing business with a solid emphasis on service, safety, and precision. Over the years, we honed our expertise in backflow preventer installation, testing, and repair, aiding businesses and municipalities in protecting their water systems and fulfilling vital compliance requirements.

In 2023, we extended our services to include eyewash station inspection and maintenance, ensuring facilities comply with regulations and that emergency equipment is functional when it counts.

Co-owned by Daniel Scott Gagne and Daniel James Sayer, DSG benefits from their combined decades of hands-on experience and leadership on every job. Laura Rotolo, our dependable Field Manager, has over 15 years of experience managing complex projects and is a respected figure in the water industry.

DSG prides itself on its reliability, professionalism, and focus on safety, encompassing backflow prevention, eyewash stations, and all related services.

Business Services

  • Plumbing inspection

Business Location & Hours



Mon:Open 24 hours
Tue:Open 24 hours
Wed:Open 24 hours
Thu:Open 24 hours
Fri:Open 24 hours
Sat:Open 24 hours
Sun:Open 24 hours

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