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Specializing in biomass boilers, energy turnkey projects, as well as all phases of energy projects including:

Feasibility studies | Engineering | Procurement | Construction | Plant Optimization | Operations & Maintenance | Litigation

PES projects demonstrate expertise, flexibility, and attention to our client’s needs.


Bethel, Alaska

Becromal Of America

BFC Gas & Electric

Boise Cascade Plywood

Colville Indian Power & Veneer

DeArmond Sawmill

EI DuPont

Glacier High School Biomass Heating System

Port of Morrow



Mineral Community Hospital

Mt. Poso Cogeneration Plant

Purcell Pellet

Seattle Steam Company

Thompson River Co-Generation Plant

University of Idaho District Heating Stack

VAMC Combined Heat & Power Plant

Atlantic Packaging Products Ltd.- Whitby

Atlantic Packaging Products Ltd. - 111