Cornerstone Energy Services Inc

Cornerstone Energy Services Inc Cornerstone was formed to provide engineering, survey, right-of-way and other services to the energy

During National Women’s Month, we’re taking time to celebrate the remarkable women of Cornerstone and to recognize the t...
03/04/2026

During National Women’s Month, we’re taking time to celebrate the remarkable women of Cornerstone and to recognize the trailblazing women shaping the energy industry as a whole.

This past fall, we were proud to host many accomplished women leaders for powerful conversations on the future of the energy transition — conversations that reflected the expertise, innovation, and forward-thinking leadership driving our industry forward.

We’re deeply grateful for the impact women continue to make across energy and STEM, and especially proud of the talented women on our Cornerstone team who lead with excellence every day.



Pictured: Julie Porcaro, Helen Ayotte, Kasey Elkin, Angela Monroe, Faye Brown, Liz Parsons, Elizabeth Reinholt, Michelle Roche

This week, we’re proud to celebrate National Engineers Week and the engineers who help power our work every day.At Corne...
02/18/2026

This week, we’re proud to celebrate National Engineers Week and the engineers who help power our work every day.

At Cornerstone, mentorship and collaboration are at the core of how we grow our teams and support long-term careers. We’re also proud to spotlight leadership perspectives on what first sparked a passion for engineering — and how that continues to shape the future of our industry.

We’re grateful for the expertise, dedication, and curiosity our engineers bring to every project and every client partnership.

Clean energy starts with smart, everyday choices!From sealing air leaks to optimizing thermostat settings, small efficie...
02/10/2026

Clean energy starts with smart, everyday choices!

From sealing air leaks to optimizing thermostat settings, small efficiency upgrades can make a big difference—especially during cold weather months. Thoughtful energy use not only lowers costs, but also supports a more resilient, sustainable energy system.

At Cornerstone Energy Services, we’re committed to helping communities and organizations take practical steps toward a cleaner energy future.

Data privacy isn’t just about systems—it’s about the people behind them. As part of Data Privacy Week, we’re sharing ins...
01/30/2026

Data privacy isn’t just about systems—it’s about the people behind them. As part of Data Privacy Week, we’re sharing insights from David Turley, Cornerstone’s Desktop Technician II, on the role our Systems Team plays in keeping our data protected.

This week marks Data Privacy Week, and at Cornerstone, data protection remains a top priority. We’re proud to recognize ...
01/28/2026

This week marks Data Privacy Week, and at Cornerstone, data protection remains a top priority. We’re proud to recognize our dedicated systems team for their ongoing efforts to safeguard our information and uphold the highest standards of security.

The start of a new year brings renewed opportunity to plan smarter, build stronger, and continue advancing the energy in...
01/01/2026

The start of a new year brings renewed opportunity to plan smarter, build stronger, and continue advancing the energy industry. We’re entering the year with focus, momentum, and appreciation for the clients and partners who place their trust in us. Here’s to continued collaboration, shared progress, and powering what’s next in 2026. Happy New Year to you and yours.

Address

50 FOREST Avenue
Portland, ME
04101

Opening Hours

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

Telephone

(207) 730-7340

Website

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