Underground Utility Construction
Open cut trenching, micro trenching, and hydro excavation — our crews lead the way in traditional and precision excavation methods.
Telecommunications Construction — Sterling, Virginia
Connecting our customers to the world
ConnXX was founded to give customers a turn-key option in the utility construction space. Our team brings a combined 75+ years of construction industry experience installing telecommunication and power duct banks and placing cable.
What We Do
Turn-Key Utility Construction
From the open trench to the server rack, ConnXX builds the infrastructure that keeps communication moving — outside plant, inside plant, and everything in between.
Fiber Placement & Conduit
Fiber placement, fiber conduit installation, and fiber repair & restoration for new builds and existing infrastructure.
Splicing & OTDR Testing
Fusion splicing, OTDR testing, case building, and troubleshooting to keep networks running with efficiency and reliability.
Duct Bank Construction
Telecommunication and power duct bank construction — the backbone specialty behind our 75+ years of combined experience.
Relocation of Existing Utilities
Customers routinely select ConnXX to perform the delicate movement of infrastructure that conflicts with future development.
Engineering & Consulting
Design, install, upgrade, and maintain — engineering and consulting support plus data center inspection services.
Industry Recognition
RapidRatings Gold Badge — Top 20%
ConnXX LLC has been awarded a Gold Badge from RapidRatings for H1 2026, placing the company in the top 20% of all suppliers and vendors rated on the platform. The badge is based on RapidRatings' Financial Health Rating, an independent measure of financial strength across more than 50,000 rated companies worldwide.
It is third-party proof that ConnXX is a stable, financially sound partner for long-term infrastructure work.
More About This Rating
75+ Years
Combined construction industry experience across our team.
Turn-Key
One partner to design, install, upgrade, and maintain critical infrastructure.
24/7 Support
Maintenance and emergency response teams ready around the clock.