Driven by a culture of collaboration and entrepreneurial spirit, Sewall’s engineers and scientists partner with clients to improve communities, infrastructure, and the environment.
We leverage the best talent in the industry to move your project forward.
Zero emission heating fuel to be produced exclusively from waste materials PORTLAND, ME – October 20, 2020 – Biofine Developments Northeast Inc. (Biofine) and Sprague Resources LP (Sprague) (NYSE: SRLP) are pleased to announce a transaction focused on bringing the next generation of advanced biofuel, ethyl levulinate (EL), to the market. Biofine and Sprague have […]
YARMOUTH, ME – Treadwell Franklin Infrastructure Capital (TFIC) www.tficapital.com is wrapping up its fifth year in business, and is proud to be celebrating the 140th year of continuous operation of its wholly owned engineering subsidiary, Sewall. www.sewall.com. TFIC is a developer, owner, and servicer of municipal and institutional infrastructure in its focus geography. With a stated […]
