South Portland-based engineering firm Sebago Technics said Tuesday that it has acquired Sawyer Engineering and Surveying, a small firm based in Bridgton, to gain a foothold in the fast-growing Lakes Region. Terms were not disclosed. Sebago Technics, a civil engineering, survey, transportation, landscape architecture and environmental services consulting firm led by President and CEO Mark Adams, is owned by its 75 employees. He said the company employs 19 licensed engineers and had revenue of more than $10 million in 2019. Sawyer, which employed four people, was sold by founder George Sa...