Proudly headquartered in the heart of Chicago, Illinois MZI Group, Inc. is a leader in telecom, electrical and mechanical construction, energy infrastructure, utility projects, facility services and plumbing.

Established in 1999, MZI has spearheaded projects around the Midwest and across the United States. Collectively, our executive management team has over 200+ years of industry experience and an established record of unrivaled service in planning, operating and executing projects of varying scopes in the private and public sectors. An impeccable work and safety record with the nation’s leading utility providers, private contractors and municipalities alike drive continued success.

MZI has experienced unprecedented growth over the last few years. President & CEO, Arthur Zayas Miller attributes the growth to his staff’s relentless pursuit of safety perfection, dedication to MZI’s core values and shared commitment to the clients that entrust MZI with their projects.

MZI Group is certified as a Minority-owned company by the National Minority Suppliers Development Council (NMSDC), as a Minority Business Enterprise (MBE) by the California Public Utilities Commission's Supplier Clearinghouse and a Veteran-owned company by the Center for Veteran Enterprise (CVE). These certifications allow MZI Group to be recognized as a Minority contractor throughout the United States.