About Connolly Brothers | Building Since 1880

Our Story

A Legacy of Building.
A Future of Possibility.

Connolly Brothers was founded in 1880 on a commitment to hard work, lasting relationships, and quality construction. Those values continue to guide everything we do.

Now in our 5th generation of leadership, Connolly has grown into a company known for delivering complex projects across a wide range of markets. Our clients count on us for our experience, collaborative approach, and the consistency that comes from more than a century of continuous operation.

We are proud of our history and excited about what we can build together next.

Our History

1880

Connolly Brothers is founded by brothers Steve & Greg Connolly in Massachusetts.

1920s

Greg Connolly formally incorporated the company on January 5, 1928, after returning from World War I.

1950s

During the 1950s and 60s Connolly Brothers completes numerous public construction projects in the region, including police and fire stations, public schools, and post offices.

1980s

Majority ownership passes to Stephen J. Connolly IV. Under his leadership the company evolves from a general contractor into a construction manager, shifting from residential projects to private commercial, industrial, & institutional clients.

1990s

Connolly Brothers shifts focus to design-build, adding an in-house design team. The firm manages dozens of automotive dealerships and builds headquarters and facilities for manufacturing, retail, and tech clients.

2019

Stephen J. Connolly IV transfers majority ownership of the company to his son Jay Connolly and son-in-law, Thaddeus Minshall.

What Defines Us

Design-Build Approach

We believe the best projects are built on trust. We take time to understand our clients' goals and build strong, lasting partnerships that extend well beyond project completion.

Preconstruction Support

Our team takes pride in delivering projects that reflect the highest standards of construction.

Construction Coordination

Through clear communication, disciplined project management, and dependable execution, we remain accountable to our clients throughout every phase of design and construction.

Project Controls

Having the "right" tools in place that give owners as much control over the project as desired.

Leadership

Experienced Leadership.
Lasting Commitment.

Our leadership team brings decades of experience and a hands-on approach to every project. Together, we are committed to upholding the values that have defined Connolly Brothers for generations.