Our 75-plus years of experience has positioned Raritan Group as one of the premier full-service distributors in the water/wastewater and heavy civil markets. From plants & pump stations to roads, bridges & tunnels to site development, we have the products and service required to make your project a success. Whether you are a contractor, municipal/private utility or an engineer, we look forward to the opportunity of servicing your team.

  • Underground Water & Sewer
  • Treatment Plants & Pump Stations
  • Stormwater Solutions & Drainage
  • Heavy Highway
  • Marine
  • Plumbing


Prior to opening in 1943, the founders of Raritan Supply were the largest mechanical contractor servicing industrial clients throughout the Northeast including Johnson & Johnson and Bristol-Myers Squibb.  Today, our commitment to inventory and service makes us the premier distributor of pipe, valves and fittings.  Our expertise in valves, automation and controls helps plant owners and contractors maximize efficiency in operations and maintenance. 

  • Chemical Processing Industry
  • Pharmaceutical & Biotech
  • Power
  • Food & Beverage
    • Processing & Distribution/Storage Facilities
  • Oil & Gas
    • Terminals (Oil & Gas, Chemicals)
    • Petroleum Refining (Hydrocarbon Processing Industry)
    • Production (Oil & Gas Processing)
    • Alternative Fuel (Gas & Liquids Production)
  • Industrial Manufacturing
    • Durable & Non-Durable Goods Manufacturing
  • MSW & Hazwaste