The MAHER Corporation - New England's WATER & WASTEWATER Process Equipment Reps - Since 1970





Circular Clarifiers, Thickeners, Digester Covers and Membrane Gas Holders, Jet Aeration & Mixing and Rectangular DAF

Incorporated in 2002, the ClearStream technical staff has a combined industry experience in excess of 50 years. Corporate management has been working in the water & wastewater treatment arena for nearly 35 years. ClearStream maintains a highly trained technical staff of engineers, project managers, equipment designers, procurement specialists, and detail draftsmen to ensure product quality and safety.


Segmented Rake Plow Clarifiers Spiral Blade Clarifiers Suction Header Clarifiers Suction Pipe Clarifiers
Bridge & Center Column Mounted Gravity Thickeners Fixed, Floating & Gas Holder Digester Covers ClearFlo Jet Aeration & Mixing Solids Contact Clarifiers


CLEARSTREAM offers a full line of slab and tank mounted

Dual Membrane Gas Holder Covers


Circular & Rectangular DAF Systems

CLEARSTREAM utilizes cutting edge analysis and design technologies to custom design each piece of process equipment to meet each individual customer's needs. All equipment is analyzed using advanced computational fluid dynamic (CFD), finite element analysis (FEA) and civil / structural software codes, to ensure process performance and structural integrity. All mechanisms are fully designed in a 3-D CAD environment to produce the highest quality, and customer friendly designs possible.

Precision Rotating Equipment

Precision Rotating Equipment (PRE), a sister company to CLEARSTREAM, was incorporated in 2014 to provide exceptional drive units for the water and wastewater treatment industry.  Our corporate management has over 30 years of experience in the design and manufacture of clarifier and thickener drive units. The technical staff consists of experienced engineers, designers, and detailers. We can handle any application for your needs.