Product Lines

RJ Energy Systems provides customers with energy-efficient boilers, heat exchangers, fuel gas conditioning equipment, water treatment systems, waste heat recovery systems burners and combustion controls. We apply the latest proven technology to all facets of energy production and manufacturing to increase efficiency and productivity.


Cannon Boiler Works  – Cannon Boiler Works is a market leader in the design and manufacture of heat recovery systems, including boiler feedwater economizers, heat exchangers, steam accumulators and vent condensers.

Columbia Boiler Company - Columbia Boiler Company steam and hot water boiler systems include models and sizes for domestic, commercial, and industrial applications. They have also developed and incorporated a broad line of boilers that burn waste oil and biogas.

English Boiler, LLC - English Boiler, LLC is an industry leader in industrial watertube boiler manufacturing. Installing and servicing boilers for industrial, commercial, and institutional markets throughout the world. 

Marlo Incorporated – Marlo Incorporated provides a wide variety of high-quality water treatment and filtration systems, including media filters, RO filtration systems, softeners, deionized water systems and laboratory water systems.

Miura - Miura provides on-demand steam through modular boiler systems that can quickly respond to changes in system demands. Founded in 1927, Miura is one of the world’s largest boiler manufacturers, known worldwide for a commitment to protecting the environment with innovative and highly efficient boiler designs.

Sellers Manufacturing Co. - Sellers is known throughout the world for innovative design and manufacturing of the highest quality longest-lasting integrated boiler/burners, heaters, pressurized and atmospheric deaerators and related boiler room equipment, with unrivaled performance.  Proudly made in the USA.  Durable. Reliable. Proven.

Siemens Combustion Controls - Siemens Combustion Controls has over 40 years of experience and makes all manner of specialized equipment to enhance the safety, performance, and efficiency of commercial/industrial boilers and burners. Products range from small commercial boilers to large industrial burners or thermal fluid heaters.

Superior Boiler Works - Superior Boiler Works is the world’s leading manufacturer of Scotch Marine Firetube and high efficiency Condensing boilers as well as associated boiler room equipment for process steam, hot water, and waste recovery. Superior Boiler Works is leading the way as a facilitator of Green Energy solutions with boilers powered by alternative fuels.

Unison Solutions - Unison Solutions is an industry leader in biogas conditioning, biogas upgrading, BioCNG vehicle fuel systems and distributed generation. Unison’s expertise in purifying biogas includes hydrogen sulfide removal, siloxane removal, CO2 removal, compression and gas quality monitoring.

Weishaupt - Weishaupt offers an extensive range of burners and complete heating systems. Its heating systems encompass both gas and oil-fired condensing boilers, as well as solar systems and heat pumps that utilize renewable energy sources.