Terra HD LLC | Fiber Optic Infrastructure Contractor | Chicagoland, Illinois
Underground Fiber Infrastructure

Connecting Communities Building the
Connected
Future,
Mile by Mile.

Terra HD is a main prime contractor for Lumos and T-Mobile Fiber in Illinois including Chicagoland, Northwest Suburbs, and West Suburbs.

Connecting Today. Powering Tomorrow.
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Miles of Fiber
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Underground Fiber Installation
Directional Boring
Trenching & Conduit Placement
Aerial Construction
FTTH Deployment
Fiber Splicing & Testing
Emergency Restoration
Urban Metro Infrastructure
24/7 Network Maintenance
Multi-Crew Project Management
Underground Fiber Installation
Directional Boring
Trenching & Conduit Placement
Aerial Construction
FTTH Deployment
Fiber Splicing & Testing
Emergency Restoration
Urban Metro Infrastructure
24/7 Network Maintenance
Multi-Crew Project Management
Prime Contractor Positioning

Major Fiber Infrastructure Partner for Illinois.

Terra HD is a main prime contractor for Lumos and T-Mobile Fiber in Illinois including Chicagoland, Northwest Suburbs, and West Suburbs. Terra HD is a trusted telecom infrastructure contractor specializing in underground fiber deployment, directional drilling, and large-scale network expansion.

Carrier Work
Lumos Fiber
Illinois OSP and fiber infrastructure deployment support.
Carrier Work
T-Mobile Fiber
Prime contractor positioning across key Chicagoland markets.
Core Market
Chicagoland + Suburbs
Northwest Suburbs, West Suburbs, and Northern Illinois coverage.
Who We Are

Underground Infrastructure
Specialists — Built to Scale.

Terra HD LLC is a vertically integrated underground fiber optic infrastructure contractor — headquartered in Chicagoland and serving the nation’s largest telecommunications providers as a prime contractor. Since 2010, we have delivered precision installations in the most demanding environments, from Chicago’s dense metro corridors to multi-state rural deployments across 18 states.

We specialize in what most contractors won’t touch: complex underground deployments in active metro environments, including conduit placement in proximity to sewer and water infrastructure, urban bore crossings, and high-density multi-conduit systems.

Directional boring specialists
Urban metro deployments
Multi-conduit trenching
Sewer & water coordination
Self-performing crews
18-state operational reach
Est. 2010
15 Years of Excellence
Core Services

Built for the Most Demanding
Underground Environments

From urban metro bore crossings to multi-state conduit corridors — we execute where precision matters most.

01
Underground Fiber Installation
Our core specialty. We design and execute complex underground fiber deployments across urban, suburban, and rural environments — including multi-conduit systems in congested metro corridors with existing sewer and water infrastructure.
Urban MetroMulti-ConduitSewer Coordination
02
Directional Boring
Specialty horizontal directional drilling for crossing roads, highways, waterways, and congested underground environments without surface disruption. Our HDD crews operate with precision in the most confined urban workspaces.
HDDRoad CrossingsTrenchless
03
Trenching & Conduit Placement
Open-cut trenching, vacuum excavation (vac-tron), and micro-trenching for conduit placement and direct-buried cable. We manage all aspects from permitting and traffic control to backfill and surface restoration.
Open CutVac-TronMicro-Trenching
04
Aerial Construction
Comprehensive aerial build-out including strand construction, cable lashing, mid-span placement, and closure installations. Our aerial crews are OSHA-certified and operate with carrier-grade standards at every stage.
Strand BuildCable LashingClosures
05
Splicing, Testing & Certification
End-to-end fiber splicing and optical testing services including OTDR measurement, power loss verification, and full as-built documentation. We certify every link to carrier specifications before handoff.
OTDRFusion SplicingCertification
06
Network Maintenance & Restoration
24/7 emergency fiber restoration, scheduled preventive maintenance, trouble call response, quality control audits, and ongoing OSP network management to keep your infrastructure performing at peak uptime.
24/7 ResponseEmergency RestoreQC Audits
0K+ Miles of Fiber Installed
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Active Partnerships

Trusted by America’s Leading
Telecom Providers

Trusted by leading telecommunications and broadband infrastructure partners for large-scale fiber deployment operations.

AT&T
AT&T
Midwest Region
Underground fiber deployment and conduit placement for AT&T’s Midwest network expansion. Terra HD self-performs directional boring, trenching, and splicing operations across multiple states in support of AT&T’s last-mile and backbone infrastructure programs.
Active Deployment
LUMOS
Lumos Networks
Midwest Region
Multi-crew fiber construction for Lumos’s Illinois OSP network. Terra HD manages conduit installation, aerial build-out, and splice operations — delivering Lumos a dedicated underground specialist with full accountability on every project.
Active Deployment
EZEE
Ezee Fiber
Houston, Texas
FTTH fiber deployment in the Houston metro area for Ezee Fiber’s residential broadband expansion. Terra HD executes underground installation in dense urban and suburban environments, coordinating bore crossings and conduit placement across active Houston-area corridors.
Active Deployment

Additional trusted partners & carriers

VERIZON T-MOBILE FRONTIER WINDSTREAM CHARTER CONSOLIDATED
Illinois Coverage

Chicagoland, Northwest Suburbs, West Suburbs, and Northern Illinois.

Terra HD is positioned as a modern Chicagoland telecom infrastructure contractor with regional reach, rapid mobilization capability, and prime contractor relationships supporting Illinois fiber deployment.

Chicagoland
Northwest Suburbs
West Suburbs
Northern Illinois
Carrier Fiber
OSP Construction
Regional Position
Illinois Fiber Infrastructure
Built to look and feel like a high-trust, financially strong, operationally capable telecom infrastructure contractor.
Coverage & Capabilities

Precision Below the Surface — Across 18 States.

Terra HD operates across the Sunbelt and Midwest with a fully deployed fleet of boring machines, excavators, and specialized fiber equipment — staged regionally for rapid mobilization on large-scale programs.

  • Sunbelt Operations: Texas (Houston, Dallas), Florida, Louisiana, Georgia, Alabama, South Carolina, and North Carolina
  • Midwest Operations: Illinois, Missouri, Iowa, Wisconsin, Minnesota, Indiana, Ohio, Michigan, and Kansas
  • Specialized Environments: Dense urban metro corridors, active utility rights-of-way, mixed-use municipal infrastructure
  • Rapid Mobilization: Self-performing multi-crew deployments across state lines with minimal lead time on priority programs
Discuss Your Project
TERRA HD — 18-STATE COVERAGE SUNBELT COVERAGE MIDWEST COVERAGE HOUSTON CHICAGO Midwest Operations Sunbelt Operations AK
Full Service Scope

Everything Underground. End to End.

Underground Fiber Installation
Horizontal Directional Drilling
Trenching & Excavation
Conduit Placement
Micro-Trenching
Vac-Tron Excavation
Aerial Strand Construction
Cable Lashing & Placement
Closure Installations
Fusion Splicing
OTDR Testing & Certification
FTTH Deployments
MDU Construction & Wiring
Drop Placements (Coax/Fiber)
Video / HSI / VOIP Installation
Emergency Restoration
Trouble Call Support
Storm Rebuilds & Repair
Field Terminations
ADSS Self-Support
Quality Control Audits
Sweep & Balance
Equipment Recovery
Low-Voltage Systems
Home Security Installation
Trust & Scale

Built for Large Telecom Infrastructure Contracts.

Terra HD presents as a serious infrastructure partner with the operational discipline, field capability, safety culture, and carrier experience required for major deployment programs.

Execution
In-House Crews
Self-performing field operations with stronger accountability.
Capability
Large-Scale Projects
Built to support regional and multi-market deployment programs.
Compliance
Safety First
Safety and compliance positioned as core operating standards.
Relationships
Carrier Experience
Commercial and telecom carrier project experience.
Leadership

Built by Industry Veterans.
Led by Operational Excellence.

Our leadership team brings decades of hands-on experience in underground utilities, fiber infrastructure, and large-scale industrial project management.

DM
Dan Marcus
Founder & Chief Executive Officer

Dan entered the utility industry in 2006 and quickly built a reputation for executing complex underground fiber deployments in the most demanding environments — including dense metro systems where fiber runs in close proximity to active sewer and water infrastructure. A proven entrepreneur, Dan has successfully built and scaled multiple businesses across construction, real estate development, and marketing — bringing a rare combination of deep technical knowledge and sharp business acumen to Terra HD’s leadership.

  • Industry entry in 2006 — underground utilities specialist
  • Expert in urban metro fiber deployments & utility coordination
  • Track record across construction, real estate, and marketing ventures
  • Proven capability managing large-scale industrial infrastructure programs
  • Visionary operator focused on precision, scale, and client outcomes
RD
Radu Deac
Founder & Vice President

Radu began his construction career in 2007 before specializing in underground utilities — developing deep field expertise across both residential and heavy industrial sectors. As a founding partner of Terra HD, he oversees workforce deployment, field operations strategy, and day-to-day execution across all active project sites. Radu’s hands-on command of underground systems and commitment to field-level excellence makes him the operational backbone of Terra HD’s growing national footprint.

  • Construction career beginning in 2007
  • Specialized in underground utilities across residential & industrial sectors
  • Leads workforce deployment and field operations strategy
  • Deep expertise in crew management and multi-site execution
  • Drives operational efficiency and project delivery standards
DH
Denis Hoban
Chief Operating Officer (COO)

Denis brings an electrical engineering background from Italy and entered the North American construction and underground utilities sector in 2016 — rapidly developing specialized expertise in low-voltage systems and fiber optic diagnostics and troubleshooting. His technical depth makes him an invaluable asset on complex, large-scale deployments where field-level problem-solving determines project success. Denis manages multi-crew operations with precision, ensuring every project meets technical specifications and delivery timelines.

  • Electrical engineering background (Italy)
  • Entered underground construction & utilities in 2016
  • Specialist in low-voltage systems and fiber troubleshooting
  • Manages large-scale, multi-crew operational deployments
  • Technical problem-solver in complex underground environments
Why Terra HD

Precision. Reliability. Scale.

What separates a vendor from a partner — and why the nation’s top carriers choose Terra HD.

01
Self-Performing at Scale
We don’t subcontract core work. Every bore, every trench, every splice is performed by our own trained crews — giving you a single accountable partner with full operational control from day one.
02
Safety-First Culture
Zero-compromise safety on every job site. Our crews are OSHA-certified with rigorous daily briefings, equipment protocols, and a culture where safety is the first conversation — not the last.
03
Carrier-Grade Standards
Every deployment meets or exceeds the technical specifications of the carriers we serve. From OTDR test results to as-built documentation — we hand off the quality of work we’d want ourselves.
04
Urban Complexity Experts
Where other contractors slow down, we speed up. Our crews are trained and equipped for the specific challenges of dense metro deployments — active utility conflicts, limited ROW, and fast-moving permitting environments.
05
Experienced Field Leadership
Our foremen and crew leads have decades of combined underground utility experience. They solve problems in the field — before they become project delays — keeping your program on schedule and on budget.
06
Rapid Regional Mobilization
With equipment and crews staged across the Sunbelt and Midwest, Terra HD can mobilize rapidly on priority programs. We match our regional footprint to your deployment needs — not the other way around.
Start a Conversation

Ready to Deploy?
Let’s Talk.

Whether you’re planning a new fiber corridor, need emergency restoration, or are evaluating a long-term deployment partner — our team is ready to respond. We work with major carriers, utilities, and municipalities across 18 states.

Direct Line
(224) 384-7793
Available 24/7 for emergency restoration
Email
info@terrahd.net
Project inquiries & RFP submissions
Website
terrahd.net
18-state operations · Sunbelt & Midwest

Work With Us

We’re growing — hiring experienced field technicians, bore operators, splicers, and project managers across 18 states.

Apply Now →