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JTI Site Development

Leaders in Civil Construction

Maine's Premier Civil Construction and Infrastructure Company Since 2001

JTI Site Development

Infrastructure Specialists

Serving Maine and New Hampshire homeowners, municipalities and universities. Discover how we can provide solutions for your specific construction needs. We are committed to providing high quality, responsive, and cost conscious services to bring your project to completion, on time and on budget.


JTI Site Development was founded in 1999 and became incorporated in Maine in 2001. Since then we have completed hundreds of jobs in Seacoast Maine and New Hampshire ranging from simple utility repairs to general contracting complex underground utility projects for large municipal and university clients. We are proud to remain a small yet efficient, effective company with the experience and flexibility to accomplish many construction disciplines. Our greatest reward is the trust our customers place with us to achieve their goals.

Constructing with Excellence

Maine Civil Construction

Recent Work

Our Projects

Some of the recent infrastructure projects completed by JTI Site Development.

Maine Civil Construction and Infrastructure

Let's Get Started

Let JTI Build Your Next Infrastructure Project

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