Telecom

With over a century of combined expertise, MZI is a national leader in telecommunications, driven by the belief that everyone deserves a connection. We deliver top-tier communication infrastructure—deploying deep industry knowledge and leading-edge technology to provide faster, more reliable service that tangibly connects clients and communities.

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Our Services

We are powered by a simple mission: connecting everyone, everywhere. By fusing deep expertise with cutting-edge technology, we build the advanced infrastructure that delivers faster speeds, unwavering reliability, and tangible success.

Construction & Installation Services

Antenna/RF Systems
DAS Systems
Small Cells
Radio Systems
AC/DC Power Equipment, Batteries, and Grounding
Transport Systems
PIM/RF Testing
T1, Ethernet, and Fiber

Integration Commission

Cellular Base Stations
Ancillary Equipment
Transport

Disaster Recovery

24/7 Availability of Tower & Electrical Tradesmen
Portable Tower & Shelter Deployment – COW/Colt
Generator Refueling
Temporary Electrical Routing
Logistics Support – Generator Deployment, Trailers, Box Trucks, & Semis

Troubleshoot/Repair

Advanced PIM Troubleshooting
Tower Plumb and Tensioning
Lighting
Diversity Alarm Clearing
Anchor Inspections
Painting
Microwave Repairs
Transmission Line Troubleshooting
Tiger Teams
Guy Wire Replacement
Full RF System Troubleshooting

Solutions in Action

Recently Completed Projects

City of Chicago Maintenance

Mechanical maintenance on the city of Chicago buildings.

UIC Boiler Installation

Installed a new boiler to regulate temperature control.

EIMA

Assessed and refurbished over 6, 200 manholes in Illinois as a part of the grid modernization program (Energy Infrastructure Management Act) improving the safety and reliability of the electric grid, shortening power outages for families and businesses, and ensuring the safety of future workers.

Kice Substation

Changed 333-MVA regulators from a space-constrained support trellis, replaced the station auxiliary power transformers, and the 69-kV primary Transformer fuses. MZI Group reconfigured the existing electric wildlife mitigation barrier fence to accommodate the new equipment.

Waukegan Substation

Constructed a new 345 GIS (SF6 Gas Insulated Switchgear) and above-grade electrical construction for the new 138-kV switchyard adjacent to the GIS substation which greatly increased the reliability of electricity delivery