About Us

Precision Fiber Optic & Structured Cabling Solutions

Based in Tyngsborough, MA, Demarc Telecom & Utility LLC is a specialized fiber optic and cabling contractor dedicated to building the high-speed infrastructure that powers Massachusetts. We have moved beyond general telecommunications to focus on what we do best: providing the technical precision and heavy-duty construction required for modern fiber networks.

Our Core Expertise
We support municipalities, utility companies, and commercial enterprises with a full suite of infrastructure services, including:

Fiber Optic Construction: Expert installation of OSP (Outside Plant) and ISP (Inside Plant) fiber networks, ensuring long-term durability and signal integrity.

Precision Fiber Splicing: Utilizing state-of-the-art fusion splicing technology to minimize decibel loss and ensure peak network performance.

Structured Cabling: Comprehensive interior wiring solutions for data centers, office complexes, and industrial facilities.

Network Infrastructure: From conduit placement to final testing, we manage the physical layer of your network so your data moves at the speed of business.

Why Partner with Demarc?
In an industry where "good enough" isn't enough, we pride ourselves on technical accuracy and reliability. We understand that your cabling is the backbone of your operations. Whether we are splicing high-count fiber trunks or deploying complex structured cabling systems, our team is committed to safety, industry-standard compliance, and finishing projects on schedule.

As a locally-owned, BIPOC-certified contractor, we a