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V O L . X X X I N O. V I M A R C H 2 4 , 2 0 2 5 34 T H E L I S T Purchase this list and more as an Excel document at mainebiz.biz/DataCenter @ Learn More | As a business leader, you know that the hardest climb isn't Denali or even Everest. It's the life-long leadership journey. But you don't have to go it alone. You can travel with an experienced guide who knows the lay of the land, and an elite team of peers who has your back. At Vistage, we call this living a "Life of Climb," and it's about showing up every day ready to be better and go further in your life. Vistage peer advisory groups represent a diverse community of industry leaders who are humble yet driven. Within each group, leaders have an opportunity to share expertise, challenge one another to think critically, and ultimately arrive at better decisions. Find out how some CEOs go further and higher. Contact Vistage Chair, George Casey 207-869-5491 | george.casey@vistagechair.com | vistage.com/chairs/george.casey Maine's largest certified B Corps Ranked by number of Maine employees B Corp Maine employees/ total employees Type of business/ year became B Corp/ year founded Top executive(s) 1 ReVision Energy 758 Westbrook St. , South Portland 04106 221-6342 • revisionenergy.com 277 462 Residential & commercial solar contractor 2015 2003 Daniel Clapp 1 2 Androscoggin Bank 30 Lisbon St. , Lewiston 04240 800-966-9172 • androscogginbank.com 195 N/A Financial services 2021 1870 Neil Kiely 3 Luke's Lobster 2 City Center , Portland 04101 550-2490 • lukeslobster.com 154 358 Food manufacturing, retail and restaurant group 2018 2009 Ben Conniff Bryan Holden Luke Holden 4 Allagash Brewing Co. 50 Industrial Way , Portland 04103 800-330-5385 • allagash.com 105 130 Brewery, tasting room, private event space 2019 1995 Rob Tod 5 Tom's of Maine 2 Storer St. , Kennebunk 04043 985-2944 • tomsofmaine.com 81 N/A Consumer goods manufacturing 2019 1970 Cristiane Martini 6 Bristol Seafood 5 Portland Fish Pier , Portland 04101 774-3177 • bristolseafood.com 76 N/A Food manufacturing and retail 2022 1992 Patrick Sweeney Iréne Moon Brett Heidtke Peter Handy 7 Great Works Internet (GWI) 40 Main St., Suite 13-127 , Biddeford 04005 866-494-2020 • gwi.net 42 2 N/A Internet and telecommunications provider 2020 1994 Kerem Durdag Fletcher Kittredge 8 MaineWorks LLC 494 Forest Ave. , Portland 04101 415-3584 • maineworks.us 40 N/A Social staffing company 2013 2011 Margo Walsh 9 Wicked Joe Organic Coffees 35 Canam Drive , Topsham 04086 725-1025 • wickedjoe.com 36 N/A Coffee & tea wholesale manufacturing and retail 2016 2003 Bob Garver Carmen Garver 10 TideSmart Global 380 U.S. Route 1 , Falmouth 04105 828-4700 • tidesmart.com 24 N/A Marketing 2023 2003 Steve Woods 11 Energy Circle LLC 622 Congress St., Suite 3 , Portland 04101 558-0774 • energycircle.com 21 N/A Digital marketing and web development agency 2023 2008 Peter Troast 12 iBec Creative 177 High St. , Portland 04101 221-0790 • ibeccreative.com 16 17 Marketing and web agency 2022 2006 Becky McKinnell 13 Blaze Partners 269 U.S. Route 1 , Falmouth 04105 200-8002 • blaze-partners.com 15 N/A Advertising, web and digital media agency 2022 2015 Jim Hauptman Kevin Kayne Jenna Klein Jonsson Source: Certified Maine B Corps, each B Corp via survey and company websites. Notes: To view the impact scores assigned to each B Corp as part of its certification, go to bcorporation.net. Unable to confirm data by press time for Newcastle's Mexicali Blues, which was certified in 2024. 1 Clapp will serve in this capacity until summer 2025 when Fortunat Mueller plans to return from a one-year sabbatical. 2 Data from 2024 survey - This list was compiled by Heide Martin and published in the March 24, 2025, issue of Mainebiz. 1 Clapp will serve in this capacity until summer 2025 when Fortunat Mueller plans to return from a one-year sabbatical. 2 Data from 2024 survey N O T E S : To view the impact scores assigned to each B Corp as part of its certification, go to bcorporation.net. Unable to confirm data by press time for Newcastle's Mexicali Blues, which was certified in 2024. S O U R C E : Certified Maine B Corps, each B Corp via survey and company websites. C O M P I L E D B Y H E I D E M A R T I N C O M P I L E D B Y H E I D E M A R T I N Maine's largest certified B Corps Ranked by number of Maine employees