Commercial Client List 
(Residential clients are too numerous to list)
    • Allsteel Inc.
    • Ames Municipal Utilities
    • Anemometry Specialists
    • ATEEC
    • Avrom Systems
    • Black Hawk Community College
    • Cedar Falls Utilities
    • Central Iowa Community College
    • City of Stratford, IA
    • Eastern Iowa Community Colleges
    • Illinois Renewable Energy Association
    • Independence Power and Light
    • Iowa Army National Guard
    • Iowa Association of Municipal Utilities
    • Iowa Energy Alternatives
    • Iowa Renewable Energy Association
    • James A. Johnson Studio
    • Maquoketa Valley REC
    • Muscatine Community College
    • Muscatine Power and Water
    • Nova Biofuels
    • Spencer, IA Municipal Utility
    • S&R Manfacturing Inc.
    • UNI - Center for Energy and Environmental Education (CEEE)
    • UNI - Center for Industrial Technology
    • United States Army Corps of Engineers
    • Vedic City