a division of Gustavo Preston Company

Sump, Sewage, Drain and Condensate Pumps

From grinder and slicer pumps to condensate return pumps, Gustavo Preston works with a variety of different manufacturers to ensure a pump that meets your specifications and expectations of quality. 

Weil Waste Water Pump Inquiry Form


Certifications & Skills

  • Highly experienced factory trained technicians, certified and up-to-date in safety procedures including confined space and lock out/tag out
  • State-of-the-art, OSHA approved equipment, including arc flash suits, laser alignment and confined space air monitoring
  • ISnetworld safety compliant


  • Each project managed by a seasoned supervisor with over 20+ years’ experience 
  • Expertise in complete fire pump packages and station houses that sets us apart from one-man pump sales agencies

Products & Services We Offer

  • Pump Package Retrofits & Turnkey Installations
  • Water Reuse Systems
  • Sump & Sewage
  • Domestic Water Booster
  • Fire Pump Testing & Repairs
  • Water Heaters
  • Pressure Regulating & Control Valves
  • Irrigation Systems
  • HVAC
  • System Control Panel Upgrades & VFD Energy Saving Programs

Companies and Products

Industrial Flow Solutions offers submersible pumps, controls, direct in-line pumping systems and other waste water pump systems.

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Weil provides the best wastewater submersible pumps in the industry. They manufacturer a broad range of heavy-duty, long-lasting pumps for a variety of demanding applications.

Weil Waste Water Pump Inquiry Form

Wilo manufactures a variety of highly efficient water booster systems as well centrifugal and multistage water pumps.

Featured Case Studies

Gustavo Preston Company  specifiers and installers are a customer-focused team of professionals that provide exceptional service . Check out this MIT Nanoscale case study that features one of the many ejector pumps that we specify.

Gustavo Preston Company has specified and installed thousands of Pre-packaged systems in the New England Area. Check out this Seaport case study that features many pre-packaged water pump systems that we specify.