"GBH provided us with a first-rate team of experts and high-quality service. They are solution-oriented and extremely professional. We would not hesitate in recommending GBH for sustainability or energy projects."
Maui Economic Development Board, Project Director
“GBH made my upgrade to high efficiency lighting easy! They improved my lighting and the presentation of products in my store, all while lowering my electric bill! I highly recommend GBH to upgrade lighting and electrical systems in any home or business easily and affordably – thanks to the rebates, my upgrade was practically free!”
Owner, Second Wind Sail & Surf