Plumbing

With a team boasting over 75 years of combined expertise, the MZI Group Plumbing Division is quickly becoming the preferred choice for Chicagoland’s most demanding projects. We bring seasoned design, estimation, maintenance and management skills to a wide range of plumbing installations, serving the commercial, healthcare, industrial, and hospitality sectors directly.

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Our Services

We are dedicated to fast, reliable, and highly effective plumbing solutions for a diverse range of projects and clients.

Commercial & Industrial

  • New System Installation
  • Design-Build
  • Tenant-Improvement
  • Buildouts / Retrofit Systems

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Site Work

  • Excavation Services
  • New Sewer and Water (site utility) installations
  • Underground Repairs
  • Hydro-excavation
  • Manhole Installation/Repair

Service, Maintenance, Small Projects

  • New Fixture Installation
  • Fixture Replacement & Repair
  • Backflow Prevention & Certification
  • Annual Maintenance & Inspections Agreements
  • Drain Cleaning
  • Sewer Video Inspection
  • Sewer Rodding
  • Sewer Jetting
  • Pump Services

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Solutions in Action

Recently Completed Projects

City of Chicago Maintenance
City of Chicago Maintenance

Mechanical maintenance on the city of Chicago buildings.

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UIC Boiler Installation
UIC Boiler Installation

Installed a new boiler to regulate temperature control.

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EIMA
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. 

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Kice Substation
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. 

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Waukegan Substation
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 

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Chicago Public Schools
Chicago Public Schools

Playground Installation

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Hotel Chicago
Hotel Chicago

Upgrades to all hotel rooms

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CPS Building Management
CPS Building Management

Manage workforce of over 150 CPS engineers

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Shaping Smarter Infrastructure

Our Other Services

Telecom

With over a century of combined expertise, MZI is a national leader in telecommunications, driven by the belief that everyone 

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Mechanical

MZI excels in mechanical construction, specializing in the design and build of efficient commercial and industrial systems. We create optimal 

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Power And Utility

MZI is an industry leader in utility management by powering and maintaining infrastructure throughout Chicago and the East Coast. Our 

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Electric

Since our founding in 1999, MZI has been a dedicated force in the electrical industry, cultivating deep expertise in delivering 

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Building Services

MZI Group’s facility management/building services team offers cost-efficient, turn-key solutions from the private to public sector. MZI ensures the daily 

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