Aero Environmental Limited
Canada's manufacturer of oil-fired heating solutions, oil burners, water heaters, indirect water heaters, air handlers, combination domestic hot water and space heaters, pool heaters, and storage tanks.
http://www.aeroenvironmental.com/

Bock Water Heaters
Oil, gas, indirect and electric water heaters,hot water radiant and space heating.
http://www.bockwaterheaters.com

E- Water Heaters
Distributor of commercial and industrial water heaters including American Standard and Polaris water heaters. Electric, propane, and natural gas water heaters available. Delivery anywhere in continental US.
http://www.ewaterheaters.net/

Infinity Fluids Corporation
Design, manufacture of industrial heaters and temperature controls. Products include water, mica and ceramic heaters, cast and cartridge heaters.
http://www.infinityfluids.com/

Parker Boiler Company
Manufactures steam boilers, hot water boilers, thermal liquid heaters, and indirect water heaters.
http://www.parkerboiler.com/

American Standard Commercial Water Heaters
American Standard Water Heater Corporation - Manufacturers of Commercial, Residential Water Heaters
http://www.waterheating.com/

Applied Energy
Applied Energy Products is home to Creda heating, Xpelair, Redring and Stiebel Eltron. Quality solutions for heating, air and water management.
http://www.applied-energy.com/

Shimron Energy
Instant Hot water heaters- Hoter instant water heaters,On demand Hot Water Systems supplies the hot water you need in your home for shower, bath, dishwasher and laundry.
http://www.hoter.co.il

Toyotomi
Heating and cooling products, such as Water heaters, portable kerosene heaters, laser vented heaters, portable A/C, stoves.
http://www.toyotomiusa.com/

Preheat Engineering Ltd
Manufactures Peregrine heaters and associated products. Oil sump and gear box heaters, coolant heaters, tank heaters in general and diesel fuel tank heaters .
http://www.preheat.co.uk