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F U L L C O N T E N T S O N PA G E 4 » M O R E I N S I D E T H E L I S T F O C U S E N E R G Y mainebiz.biz / printsub S U B S C R I B E Businesses warm to solar energy B y J e n n i f e r V a n A l l e n S ince its first brew in 2009, Maine Beer Co. co-founder David Kleban has taken pains to be an eco-minded business owner. Kleban participates in 1% for the Planet, Garbage to Garden and offsets 100% of the electricity Maine Beer consumes by purchasing wind credits. He stocks the restrooms with hand dryers and recycled toilet paper. But recycled toilet paper is one thing. Investing $200,000 to install a solar system is another thing entirely. Maine Beer recently had a 212- panel solar installation that Kleban hopes one day will produce 100% of the company's electricity. He expects the C O N T I N U E D O N PA G E 2 2 » P H O T O / T I M G R E E N WAY S E E W H O ' S N E X T O N PA G E 3 0 » NextEra Energy Power Marketing LLC's Yarmouth 4 tops our list of Maine's largest power plants. 18 Hot tubs are in demand Mainely Tubs has seen its sales grow to $7.5M, and now it has moved into larger retail space in Scarborough. 20 Debate over heat pumps A proposal by Emera Maine to offer heat pumps to customers has some heating fuel companies crying foul. 26 Island firm comes ashore Black Dinah Chocolatiers moved production to Westbrook, but its brand is still rooted on Isle au Haut. Dr. Clifford Rosen, director of Clinical and Translational Research at Maine Medical Center Research Institute, says research labs are like a small business enterprise in vying for money. CUTTING-EDGE RESEARCH Maine Medical Center Research Institute attracts top scientists, licenses discoveries B y L o r i V a L i g r a STARTING ON PAGE 14 » $2.00 June 15, 2015 VO L . X X I N O. X I I www.mainebiz.biz