Restoring the past,
building the future

$1.8B
IN CONSTRUCTION
30
YEARS EXPERIENCE
30k
HOUSING UNITS

Current Events

LOWELL, MA
CONSTRUCTION PROJECTS

The signature bridge is now open in Lowell! Come check out WinnCompanies new community at 201 Canal. Proud partner for another great multi-family development.

"Capstone’s almost decade-long relationship with Keith Construction is a testament to Keith’s quality of work and the incredible strength of their staff at all levels."
"Their expansive knowledge and proven ability… is a true testament to their position as an industry leader in general contracting."
"The Keith Construction team has been our trusted partner and “go-to” contractor for over a decade. We are grateful to have accomplished so many complex and significant projects with them over two decades."