Our integrity is our compass

Commercial, industrial and institutional construction services.​

​Demolition. Dismantling. Site contracting. Abatement and soil remediation.​

Sign design, fabrication and installation.

Lumber and building supplies.

Development of vibrant residential communities, multi-use buildings, and
commercial establishments.

Project Gallery

Hard work and craftsmanship are always at the forefront in helping achieve our goals.

WOOD FRAMING
​Big building made out of wood and stuff, and picked up by cranes.

CROSS LAMINATED TIMBER (CLT)
​buttresses fly, and others use flying buttresses. These are neither.

FINISH CARPENTRY AND MILLWORK INSTALL
Many hands make light work, even when the electricity isn't hooked up.

LIGHT GAUGE METAL FRAMING AND DRYWALL
Oh, you are not my mother! You're a snort! I have to get out of here!

Our suite of companies can take you from start to finish

S.J. Cantwell, Inc.
​

Demolition. Dismantling. Site contracting. Abatement and soil remediation.

North & South 
​Construction Services

We provide commercial, industrial and institutional construction services.​

Portsmouth Sign Company

We specialize in a wide variety of signs to make your business stand out from the competition.

exeter
lumber, llc​

We have everything you need - from moldings and millwork, to windows and doors.

Compass
​Development

To edit, click on the text to start adding your own words.
​

Other company

To edit, click on the text to start adding your own words.

Our suite of companies can take you from start to finish

S.J. CANTWELL, INC.
​
​Demolition. Dismantling. Site contracting. Abatement and soil remediation.
​

NORTH & SOUTH CONSTRUCTION SERVICES
We provide commercial, industrial and institutional construction services.​

PORTSMOUTH SIGN COMPANY
We specialize in a wide variety of signs to make your business stand out from the competition.

EXETER
​LUMBER, LLC
We have everything you need - from moldings and millwork, to windows and doors.

COMPASS
DEVELOPMENT
​We specialize in a wide variety of signs to make your business stand out from the competition.

Our integrity is our compass

North & South view our business relationships as a partnership and not simply a contract. We strive to finish every project with a mutual level of trust, pride and satisfaction with our customer.​

Our suite of companies can take you from start to finish

S.J. Cantwell, Inc.
​

Demolition. Dismantling. Site contracting. Abatement and soil remediation.

North & South 
​Construction Services

We provide commercial, industrial and institutional construction services.​

Portsmouth Sign Company

We specialize in a wide variety of signs to make your business stand out from the competition.

exeter
lumber, llc​

We have everything you need - from moldings and millwork, to windows and doors.

Compass
​Development

To edit, click on the text to start adding your own words.
​

Other company

To edit, click on the text to start adding your own words.

Our suite of companies can take you from start to finish

S.J. CANTWELL, INC.
​
​Demolition. Dismantling. Site contracting. Abatement and soil remediation.
​

NORTH & SOUTH CONSTRUCTION SERVICES
We provide commercial, industrial and institutional construction services.​

PORTSMOUTH SIGN COMPANY
We specialize in a wide variety of signs to make your business stand out from the competition.

EXETER
​LUMBER, LLC
We have everything you need - from moldings and millwork, to windows and doors.

COMPASS
DEVELOPMENT
​We specialize in a wide variety of signs to make your business stand out from the competition.

Project Gallery

Our capabilities span the entire construction gamut. Check out some of our highlights below.

Big Building with wood

Big building made out of wood and stuff, and picked up by cranes.

making angels sing

Some buttresses fly, and others use flying buttresses. These are neither.

with manpower to spare

Many hands make light work, even when the electricity isn't hooked up.

are you my mother?

Oh, you are not my mother! You're a snort! I have to get out of here!