Peterman is a family-owned residential heating, cooling & plumbing company with offices in Indianapolis, Columbus, Muncie, Bloomington, and Lafayette, Indiana. It specializes in heating & cooling repair & installation, along with plumbing services, drains & sewers.

Philco provides heating and cooling products for residential and light commercial industries. They provide Air conditioners, gas furnaces, heat pumps, air handlers, air cleaners.

Pinnacle Heating & Cooling was founded in Homer Glen in 2008, and they’ve been providing superior heating and cooling services in the area ever since. They have a professional, knowledgeable, and fully trained staff, so they can trust in the quality of their work.

Power Flame is an innovative and forward thinking manufacturer of gas, oil, combination gas/oil, low NOx burners, and combustion control systems designed for commercial, industrial, and process applications

Preferred Utilities MFG is an engineering-based manufacturer of fuel oil handling systems, boiler instrumentation and controllers, high quality burners, nuclear power plant outage reduction tools, and related component parts for commercial, institutional, and industrial facilities. Their manufacturing, engineering, and administrative headquarters is located in Danbury, Connecticut.

Propous is one of the largest independent suppliers of gas and oil burner’s spare parts, valves, air heaters, and HVAC products. The success of the company can be attributed to its efficiency, reliability, technical knowledge and an understanding of the customer’s requirements.

ProtoCool has evolved to offer air conditioning and ventilation to homes and businesses across the south, specializing in keeping families comfortable all year round.

QE QUALITY is a fully integrated design, manufacturing, and distribution company in the HVAC/R industry. They also offer copper tubing, cold controls, copper fittings, contactors, fan blades, hard start kits, motors, thermostats, timer defrost controls, transformers, vibration eliminators.

R. Williamson & Associates has been providing industry with clean, comfortable air. They provide an interactive experience, having engineers and technical sales representatives on staff with more than 135 years of air systems design experience.

Redi Controls, Inc. is a provider of innovative quality solutions in thermal energy dynamic processes for industrial & commercial applications. Redi Controls also provides consultation for unique system application situations, and have the capability of designing solutions for specialty build customer requirements.

Reed Manufacturing provides Tubing cutters and cutter wheels, plastic pipe tools, power drives, groovers, threaders and dies, vises, water services tools/machines, large diameter pipe tools, wrenches, including specialty wrenches.

REFCO Manufacturing Ltd. manufactures HVAC/R service products and mini split condensate pumps.

Refrigeration Research Inc. are manufacturers of high-quality commercial/industrial refrigeration and air conditioning components. Refrigeration Research uses hydrogen brazing to assemble tanks, which ensures a clean, contaminant-free process – helping to avoid problems. They also provide personal, accessible service.

Refrigeration Technologies is the manufacturer of specialty chemicals, product research, development and marketing in the HVAC market.

RIDGID provides high quality HVAC products for drain cleaning, pipe fabrication, pressing, threading and much more. RIDGID® Wet/Dry Vacs are designed and engineered for best-in-class power, performance and durability. RIDGID shop vacuums are also backed by the best warranty in the industry.

Ritchie Engineering Inc. offers a complete line of HVAC&R service and installation tools including recovery, vacuum pumps, hoses, test and charging manifolds, gauges, leak detection and electronic testing equipment, and service tools.

Ruud provides heating, cooling and water heating products for residential and light commercial use. Their HVAC systems include Air Conditioners, Heat Pumps, Gas Furnaces, Air Handlers, Energy Star, HVAC Systems.

SANI-VAC Service provides high-quality indoor air cleaning services, including HVAC units, air ducts, and kitchen exhaust cleaning for commercial, industrial, and institutional organizations. It offer much heating and cooling cleaning services including air duct cleaning, ventilation cleaning, coil cleaning, HVAC cleaning, commercial kitchen exhaust degreasing, cooling tower cleaning, and ductwork inspections.

SenerTec GmbH, based in Schweinfurt, has been producing and selling the badger (Power plant for heat and electricity) since 1996. The company works on the principle of cogeneration and generates heat and electricity at the same time, because it uses the fuel (natural gas, liquid gas) used extremely efficiently.

Shell are a global group of energy and petrochemical companies with more than 80,000 employees in more than 70 countries. Theye use advanced technologies and take an innovative approach to help build a sustainable energy future.

Spectronics Corporation is a manufacturer of fluorescent leak detection products and system additives for air conditioning and refrigeration systems. Their fluorescent dyes are OEM-approved, universal (POE), co-solvent free and NSF certified.

Sunbelt Rentals knows how to help customers make it happen. They provide General Tools & Equipment, Industrial Heat, Shoring Solutions, Pump Solutions, Ground Protection, Flooring Solutions, Oil & Gas Services, Industrial Services, Power & HVAC Services, and much more.

Tempco Electric Heater Corp. is a renowned US-based manufacturer of electric heating elements, temperature sensors and controls, thermocouples, RTD's and turnkey process heating systems for industrial and commercial applications.

Temprite is a manufacturer of refrigeration components for all refrigerants including ammonia, HCs, and subcritical and transcritical CO2: coalescent and conventional oil separators, oil reservoirs, oil level controls, liquid receivers and other oil management products.

Residential and light commercial heating and air conditioning products, condensing units, furnaces, heat pumps, accessories, 2-25 ton rooftop units.

The Thermo Pride brand stands for handcrafted products and hometown values: comfort, reliability, durability, quiet operation, and high efficiency. Together they provide real value and establish the Thermo Products benchmark.

Thermo-Cycler Industries, Inc. has specialized in energy efficient airturnover heating applications and ventilation solutions for warehouses and industrial buildings.

Tjernlund Products provides quality engineered and manufactured products that solve exhaust, ventilation and heating/cooling problems. They provide Duct fans, draft inducers, power venters for horizontal vents, vent hoods, fresh and combustion air intakes, room-to-room transfer fans, exhaust and radon fans.

Tridan provides special machinery and tooling for heat transfer coil production, complete fin lines, fin dies, coil expanders; automatic tube benders, end sheet dies and special designed equipment for copper and aluminum round tubing; electronic air cleaner collector cell tooling.

Tucker M&E is a Mechanical and Electrical Building Services Contractor. The company was founded in 1973 as Neville Tucker Heating Ltd, now rebranded as Tucker M&E with over 40 years of growth and experience in the mechanical and electrical services sector. Projects undertaken are very diverse, ranging from small commercial to large office, retail, leisure, and industrial sites.