F.W. Webb Co. - Locations
Distributor, Custom Manufacturer
ISO 9002 certified distributor of corrosion resistant valves including pressure reducing valves, ball valves, circuit isolation mini ball valves, wetted core solenoid valves, actuated ball valves, true union diaphragm valves, flanged diaphragm valves, pneumatic diaphragm valves, needle valves, plastic needle valves, laboratory valves, specialty valves, pilot operated thermoplastic solenoid valves, PTFE bellows solenoid valves & diaphragm relief, by-pass & back pressure valves.
Brand Names: AsahiAmerica, Bell & Gossett, Plast-O-Matic, Spears, True Blue
www.fwwebb.com/products/products.php#Online...

Harwood Engineering Co., Inc. - Walpole, MA (Serving New Hampshire)
Manufacturer, Custom Manufacturer, Service Company
Manufacturer of valves including air operated, check, ball type, spring loaded, corrosion resistant, hand operated, high pressure, needle, pneumatic, relief, pressure or vacuum & stainless steel valves.
harwoodeng.com/products/valves/

Parker Hannifin Corp., Precision Fluidics Div. - Hollis, NH
Manufacturer
Manufacturer Of Control Systems

Gemini Valve - Raymond, NH
Manufacturer
Stainless steel ball valves 1/4" to 2"; Manufacturer

Chemair Systems - Amherst, NH
Distributor
Distributor of fiberglass, plastic, steel, & stainless steel.