Here For You

Northeast LM is a family owned construction business located in Plymouth, MA and serving the South Shore. With over 40 years of general contracting experience on their staff Northeast LM has all the capabilities to turn your home renovation ideas into a reality. Northeast LM relies on quality craftsmanship and world class communication to ensure every client is delighted with the results of their building project.


Want to see more?

Our Team

Liam Cosgrove


Liam followed in his fathers footsteps as a general contractor, and has been working in the industry for nearly 10 years. In 2018 he decided to team up with his father to start Northeast LM.

Michael Cosgrove


Michael is the father of Liam and co-founder of Northeast LM. He has been working as a general contractor for over 30 years. In 2018 he decided to join forces with his son and started Northeast LM.

Ed Broderick


In May of 2020 Ed was hired by Northeast LM. Ed has been eager to learn from both Liam and Michael since joining, and has become an integral part of their team as a carpenter.

Northeast LM is a licensed and insured company providing the following services:

  • General Contracting & Carpentry
  • Exterior Remodeling & Additions
  • Interior Remodeling (Kitchen & Bathrooms)
  • Custom Decks & Porches
  • Door & Window Replacements
  • Trim Restoration
  • Basement Renovations

Before & After

“I cannot thank Northeast LM enough for the amazing job their company did for us!  Their attention to detail and customized fix for a tricky situation was great.  Liam & Michael were wonderful with keeping us informed at each step of the project.  Everything was handled in such a professional manner!  I really look forward to working with their team again on any future projects we might have.”

– Sarah Zmudzien

Reach out to us!

Plymouth, Massachusetts 02360
United States of America

Check out our social media accounts!

Website Created by Karl Poss IV