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Workers and manager in safety helmets working with documents at factory table

Structural Engineering

Safety is our priority.

Sewall specializes in bridge load ratings and associated inspection services as well as highway ancillary structure inspections. Our visual assessments assist decision-makers in determining structural integrity, functionality, and durability.  

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Civil Engineering
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Transportation & Traffic Engineering
photo of heather hayes
Heather Hayes
Engineers at work
Surveying
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Infrastructure
Civil Engineer Jobs, Double exposure of Project Management Team and Construction Site with tower crane background, Engineer Designer Consultant and Architecture Team concept.
Program & Construction Management

Company plans biorefinery for zero-emission heating oil in Maine

Biofine Developments Northeast Inc. of Bangor has formed a partnership with Sprague Resources LP to produce a patented biofuel made from forest product waste. A technician takes a reading from an apparatus that turns wood waste into biofuel in this 2017 photo of Biofine’s test facility in Old Town. The company plans to open another […]

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Biofine partners with Sprague to market next generation of biofuels

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 […]

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Old Town, ME 04468
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