Layne Christensen Company

Global water management, construction & drilling company focusing on water, mineral, energy resources

Lavelle Industries, Inc.

Manufacturer of rubber, plastic products, including for water softeners and filters

Lannon Tank Corp.

Manufacturers of custom fabricated, steel storage tanks for wastewater industries among other uses.

Lakewood Instruments LLC

Lakewood Instruments, a privately owned and operated enterprise, was established in 1973 to manufacture water treatment controllers for cooling towers, boilers, waste water, and process water.

Lakeland Chemical Specialties, Inc.

Water & water system analysis, consulting, training; Chemical products for steam, closed loop, tower, pre-treatment and feed systems.

Lakeside Water Treatment, Inc.

Pre-engineered, custom designed water softeners, dealkalizers, demineralizers, deionizers, condensate polishers and pressure filters.

L.W. Allen, Inc.

Supplier and manufacturer of pump equipment, electrical controls and SCADA/computer integration

Kohler Co.

Manufacturer and designer of kitchen & bath products, engines & generators, golf & resort destinations.

Kaempfer & Associates, Inc.

Provide professional engineering services in civil, municipal, water supply, and wastewater management engineering