HEI was founded in 1978 with the purpose of providing the design and installation of wastewater treatment equipment. HEI has successfully developed a library of knowledge on the economical treatment of toxic heavy metals, oil & grease, toxic hydrocarbons, suspended solids, and animal waste conversion. Our products include inclined plate clarifiers, Plate & Frame Filter Press and Recessed Plate Filter Press solutions, dissolved air flotation systems, sludge thickeners, sludge dryers, continuous polymer make-up and activation units, automatic sand filters, oil water separators and compact package treatment plants.

Custom Designed Turn-Key Systems	INNOVATIVE TREATMENT SYSTEMS With its in-depth process knowledge of wastewater treatment engineering, in-house manufacturing and project management background, HEI has a significant competitive advantage in bidding complete environmental equipment packages and turn-key plants. We have the capabilities to assume total process responsibility, feasibility studies, design engineering, fabrication, installation, and start-up of environmental projects.	Pre-Engineered Turn-Key Systems
Hog Manure to Biogas to Electricity	Produced Water Treatment	Frac Water and Flow-back Water Treatment
The HEI Bio’Lec process is a patented anaerobic treatment technology that optimizes biogas production by integrating manure + agricultural based feedstock technology with process engineering principles . >>READ MORE	HEI is an acknowledged leader in the area of water and wastewater treatment provides economical system design for treating the water that comes from oil and gas wells as the expense of water treatment continues to affect costs. >>READ MORE	Hoffland Environmental Inc. (HEI) builds patented equipment that is finding widespread applications in the oil and gas patch with a particular focus on recovering and treating highly saline concentrated flow-back brine known as frac water. >>READ MORE

INNOVATIVE EQUIPMENT

Filter Press Solutions	Inclined Plate Clarifiers	Oil Water Separators	Package Plant
Polymixers	Dissolved Air Flotation	Membrane filtration/ Reverse Osmosis	Factory Assembled Package Systems
Low Profile Gravity Sand Filters	Oil Remediation	Pre-engineered Turn Key Systems	Custom Designed Turn Key Systems

Hoffland Environmental manufactures its own inclined plate clarifiers, filter presses, dissolved air flotation systems, sludge thickeners, sludge dryers, continuous polymer make-up and activation units, automatic sand filters, oil water separators and compact package treatment plants. HEI maintains a complete integrated fabrication and assembly plant in Conroe, Texas. All steel equipment is sand blasted and coated with ultraviolet resistant epoxy paint.