ABOUT US

YOUR PROJECT, OUR EXPERTISE.

At Octagon Construction & Energy, we combine proven expertise with a customer-first approach. Every project we undertake is tailored to your goals, ensuring dependable results and peace of mind.

YOUR PROJECT, OUR EXPERTISE.

At Octagon Construction & Energy, we combine proven expertise with a customer-first approach. Every project we undertake is tailored to your goals, ensuring dependable results and peace of mind.

OUR MISSION.

Our mission is to deliver trusted restoration, remodeling, and energy-smart solutions that ensure safety, function, and long-term value for every home and business. We are committed to making the process clear, reliable, and stress-free for our clients.

OUR VISION.

Our vision is to be the most trusted name in construction and energy solutions across Maine and New Hampshire. We strive to set the standard for quality craftsmanship, honest service, and innovative building practices that create stronger, more resilient communities.

EXPERIENCE BUILT TO LAST.

With years of industry knowledge and hands-on expertise, our team delivers results that stand the test of time. From rebuilding after damage to designing energy-efficient upgrades, we build with precision and care so your property is safe, strong, and future-ready.

Our Values

INTEGRITY
Clear communication, accurate estimates, and transparency.
EXCELLENCE
Work that meets the highest standards of durability and quality.
RESPONSIVENESS
We deliver on time, every time, with clear communication and efficient project management.
CARE
We treat every property as if it were our own, with respect, attention to detail, and pride in every aspect of its finish.
INNOVATION
We use modern methods and energy-efficient technologies to create stronger, longer-lasting solutions.

Meet Our Team

Our dedicated team of licensed professionals brings passion, skill, and professionalism to every project. Together, we share a common goal: to provide families and businesses across Maine and New Hampshire with results they can trust for years to come.

Shane Riley

Project Manager

Joshua Harris

Superintendent of In-House Labor

Alexander Hoyt

Project Manager

Todd Garden

Project Manager

Adrianna Pirini

Office Manager

Brad Rosenberger

General Manager

Kyle Wescott

Owner and Operations Manager

Sara Guzman

Assistant Operations Manager

Meet Our Team

BUILDING STRONGER COMMUNITIES.

At Octagon, construction is more than just building walls and roofs. It is about rebuilding confidence, protecting investments, and strengthening the communities we proudly call home.

Client reviews

“We had a dream for our forever home—and ModArch brought it to life beautifully. Every space feels intentional, cozy, and truly ours. The team was patient, attentive, and incredibly talented.”

Thao Le, Homeowner

“We had a dream for our forever home—and [Your Name] brought it to life beautifully. Every space feels intentional, cozy, and truly ours. The team was patient, attentive, and incredibly talented.”

John Doe, Homeowner