Perk & Company markets 1, 850 industrial grade building & grounds maintenance materials for roofs, walls, floors, ceilings, parking lots, pipes, tanks, for painting, coating & roof membrane & cement patches/resurfacer applications.

Security, Storage, Inspection, Reciept and Disposal by Recycling of Explosives, Fireworks, Small Arms Ammunition and Firearms. Trained and certified staff of Explosive Ordnance Disposal, Law Enforcement, Hazardous materials technicians / supervisors.

WaterLink Inc., a centrally located manufacturer and distributor of Water Treatment Chemicals and Related Equipment. We offer service for Boilers, Cooling Towers, Closed Systems and Waste Water Treatment (maintenance, chemicals and acid cleanings)

We manufacture additives for oils and fuels which result in enhanced engine and machinery performance through lower operating temperatures and increased lubrication of moving parts, and which extend mileage between oil changes on vehicles.

Special Hazard Fire Suppression Systems, Automatic Fire Sprinklers, Fire Equipment Supplier, Engineering and System Design, Installer, Inspection and Maintenance Services, Start-up Services, Domestic and International Service Capabilities

Production of Concrete Block and delivery of ready mix concrete

Janitorial Supplies and Equipment Provider

Since 1953, Island Supply Welding, Co. has provided sales, service, and maintenance on for the welding industry. The company also provides gases for the medical and research field.

A source for supplies for CHN / protein analyzers. With our manufacturing and processing Crossings' is supplying the 'essentials for analysis' for the all modern combustion analysis machines.

All Other Miscellaneous Chemical Product and Preparation Manufacturing

Soap and Other Detergent Manufacturing, Polish and Other Sanitation Good Manufacturing, All Other Miscellaneous Chemical Product and Preparation Manufacturing, General Line Grocery Merchant Wholesalers

Other Foundation, Structure, and Building Exterior Contractors, All Other Miscellaneous Chemical Product and Preparation Manufacturing, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Plate Work Manufacturing, Machine Tool (Metal Cutting Types) Manufacturing