Acorn Engineering

Acorn Engineering 100% Employee-Owned, Maine-Based civil engineering, surveying and landscape architecture firm with offices in Portland, Kingfield and Bangor.

Acorn Engineering is an award winning firm that specializes in providing urban redevelopment, civil/site design, environmental services, municipal consulting and construction administration with a focus on the construction of highway, marine and rail facilities, restoration of urban impaired watersheds, stormwater design & retrofits, low impact development (LID), and environmental stewardship. At

Acorn Engineering, Inc. we excel in developing comprehensive, cost-effective solutions to our clients' unique problems.

Last month, Acorn Engineering, on behalf of High Peaks Alliance, received final Planning Board approval for the Sandy Ri...
09/01/2026

Last month, Acorn Engineering, on behalf of High Peaks Alliance, received final Planning Board approval for the Sandy River Bridge in Farmington, Maine.

This new 340-foot multi-use bridge will reconnect the Whistle Stop Trail to downtown Farmington, creating a safe and accessible crossing for pedestrians and snowmobilers while strengthening connections between western Maine's outdoor recreation network and the local business community. The bridge will ultimately be owned and managed by the Maine Bureau of Parks and Lands as part of the Whistle Stop Trail system.

Led by High Peaks Alliance in partnership with the Maine Bureau of Parks and Lands and numerous community stakeholders, the project represents nearly two decades of planning, collaboration, and advocacy. Beyond improving recreation and trail access, the bridge is expected to support economic activity by attracting additional trail users and visitors to downtown Farmington.

Acorn is providing site/civil engineering design and permitting services in collaboration with Flycatcher LLC, while Thornton Tomasetti is providing structural engineering services in support of the local approval process. GEI Consultants, Inc. provided the preliminary H&H and geotechnical analysis. Credit to Richardson & Associates for the provided renderings of the bridge.

We're proud to be part of a project that will enhance outdoor access, community connectivity, and economic vitality in the region. Congratulations to High Peaks Alliance, the Bureau of Parks and Lands, the Town of Farmington, and the many partners who have helped move this project forward.

We are moving mountains in Western Maine! A major milestone for workforce housing in the Carrabassett Valley: Western Ma...
08/20/2026

We are moving mountains in Western Maine!

A major milestone for workforce housing in the Carrabassett Valley: Western Maine Mountain Housing (WMMH) and Acorn recently received final Planning Board approval for a 54-unit subdivision project located approximately one mile north of the Sugarloaf Access Road along Route 27. The subdivision will include a mix of multi-family units, duplex buildings, and single family homes all designed by Gawron Turgeon Dillon Architects.

As one of the region's most important workforce housing initiatives, this approval marks a significant step forward in helping address housing needs in Western Maine. Acorn is proud to have supported the project through site design and permitting and looks forward to the next phases as WMMH continues its fundraising efforts.

Leading with our heart – to a bigger stadium!The Portland Hearts of Pine have officially announced plans for building th...
08/07/2026

Leading with our heart – to a bigger stadium!

The Portland Hearts of Pine have officially announced plans for building their own stadium in Portland. Acorn is proud to be working on the civil/site planning and permitting for the project. It is an honor for us to play even a small part in bringing this team and this movement to Maine and we look forward to making their dreams a reality.

It will be a few years until fans can enjoy the new stadium so we will keep cheering along the sidelines at Fitzpatrick Stadium in the meantime. Up the Hearts!

A few Acorns had the opportunity to attend Portland Greendrinks with The Island Institute last month. Acorn is currently...
08/03/2026

A few Acorns had the opportunity to attend Portland Greendrinks with The Island Institute last month.

Acorn is currently collaborating with The Island Institute on a public workshop focused on coastal upland design on Great Diamond Island, making the event a great opportunity to connect with others who care about supporting Maine's coast and communities.

While at the event attendees to describe Maine's coast in just three words. Can you spot the Acorn entries among the responses?

https://youtu.be/gGK1NQP18VA?si=4si8_csnT4_uVnfM

Describe Maine's Coast in 3 Words | Island InstituteAt a recent e...

The sun is rising on more housing in Portland!Last month, the Portland Planning Board approved The Dawn, a new 33-unit H...
07/30/2026

The sun is rising on more housing in Portland!

Last month, the Portland Planning Board approved The Dawn, a new 33-unit Home for Good community that will provide permanent supportive housing for individuals experiencing chronic homelessness. Named in honor of Dawn Wade, one of the first residents of the Huston Commons Home for Good property, The Dawn celebrates a woman who spent her life advocating for others to have what she found: another chance at life, people to love, delicious food, and a place to call home.

This project reflects the combined efforts of Acorn’s Landscape Studio and Civil Engineering design team, who worked together to provide a functional, safe, and welcoming site layout. Special thanks to Simons Architects for their collaboration and visioning, and to Avesta Housing for once again trusting us with an important project.

We look forward to seeing The Dawn become a reality and welcoming future residents home.

The goal of our Hearts of Pine sponsorship and partner ticketing program is to build community and it is so inspiring to...
07/24/2026

The goal of our Hearts of Pine sponsorship and partner ticketing program is to build community and it is so inspiring to see it all come together. Up the Hearts!

Every now and then, you get the chance to help something truly special take root....Our love for the Portland Hearts of ...
07/17/2026

Every now and then, you get the chance to help something truly special take root....

Our love for the Portland Hearts of Pine runs deep. Over six years ago Will Savage met with Gabe Hoffman-Johnson to discuss bringing a USL League One to Portland. His vision was bold and his community driven mindset infectious.

Over the years, Acorn has had the opportunity to play a small part in helping bring that vision to life. Today, we're not just supporters of the project—we're proud fans of the club. The Acorn team from far and wide got together earlier this summer and it was a magical night behind the goal and beside the Dirigo Union supporters. We can’t wait to be back next year!

Up the Hearts!

Acorn's Survey and Civil teams are collaborating to bring your project to new heights. Here they are at Height of the La...
07/10/2026

Acorn's Survey and Civil teams are collaborating to bring your project to new heights. Here they are at Height of the Land off Route 17 taking a pit stop on the way to a civil/survey project in Rangeley – and honestly, they are making us all a little jealous!

Workdays aren’t all bad especially ones where you get to take in scenery like this…

Acorn Construction Inspectors aren’t just working on the roads – they also work tirelessly to ensure that ferries can op...
07/03/2026

Acorn Construction Inspectors aren’t just working on the roads – they also work tirelessly to ensure that ferries can operate safely and efficiently too. Our MaineDOT Inspectors are just wrapping up a multi-year effort on Peaks, Great Diamond, Chebeague and Cliff Islands to upgrade their ferry facilities and docks.

MaineDOT roadwork is well underway in Western Maine! Light Capital Paving makes up over 2,000 miles of improvements in t...
07/02/2026

MaineDOT roadwork is well underway in Western Maine! Light Capital Paving makes up over 2,000 miles of improvements in the current state workplan. These thin overlay projects help to keep our roadways serviceable by an additional 4 to 7 years. From Allagash to Kittery, we are happy to have Acorn inspectors on the job!

Address

16 Middle Street, Suite 302
Portland, ME
04101

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm

Telephone

+12077752655

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