- NCH Corporation
 - Irving - Manufactures and markets maintenance, repair, and supply products. - Powr-Flite
- Fort Worth - Manufactures and sells commercial burnishers, floor machines, scrubbers, vacuums, wet/dry vacuums, extractors and dryers.
- Southwestern Petroleum Corporation
- Fort Worth - Manufacturing roofing and building maintenance products as well as industrial lubricants.
- Parker Power Systems
- Carrollton - Specialising in repair and service of generators and small engines.
- Primrose Oil Company, Inc
- Dallas - Produces fluid lubricants, greases, and diesel fuel additives.
- Conveyors, Incorporated
- Mansfield - Manufactures screw, drag, and belt conveyors, bucket elevators, vertical screw lifts, mixers, and blenders, including food grade systems.
- Transnorm System
- Grand Prairie - Offers conveyors and other materials handling equipment, including belt curve conveyors, belt merge tables, and Safeglide spiral chutes.
- Epoch Industries
- Garland - Maker of braided composite tubing, idler rolls, unwind shafts, and a wide variety of custom equipment for the entire converting industry.
- Martin Sprocket & Gear, Inc. - Conveyor Division
- Mansfield - Manufactures bulk material handling equipment including screw and drag conveyors, bucket elevators, and vertical screw elevators.
- ETA Global Inc.
- Palestine - Distributor of AN, MS, NAS fasteners and hardware for aircraft, electronics, aerospace, electronic, satellite, airlines and shuttle industries.
- Aqua Clean Systems Inc.
- Paris - Provides chemicals, controls, training and service.
- Texas Resins Corporation
- Richardson - Epoxy grouts, chocks and coatings for the oil, gas and petrochemical industries.
- Jar-Tex Industries
- Fort Worth - Providing precision coatings, and metal plating and finishing.
- Champion Lubricants
- Richardson - Providing lubricants and additives.
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