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BO O K O F L I S T S 2 0 2 5
P R O F E S S I O NA L
Maine's largest engineering firms
Ranked by number of Maine engineers, then Maine employees
1 Maine-based engineers and employees; firm-wide revenue
This list was compiled by Stephanie R. Meagher and published in the July 22, 2024, issue of Mainebiz.
N O T E : not available. Unable to confirm data by press time for Portland's Thornton Tomasetti, which reported 14 Maine-licensed engineers in 2022.
S O U R C E : Each firm via survey.
AREAS OF ENGINEERING
