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Contractor name / Source history

Midwest Mechanical Group Llc

Filings naming this contractor, across the public source's longer history.

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Recent collected filings11
Earliest in these recordsJul 14, 2026
Latest in these recordsOct 21, 2026

This query uses the listed source name, ignoring letter case. Aliases and namesakes are not resolved, and this is not a company's verified complete work history. Dates mean issued / ready to issue. They do not establish construction start, completion, available bids, or work quality. Reported estimates are not added.

Filings by source date

Issued / ready
#101083006 · 1350 W Madison St$1,000,000

Source status: Active

Work description & named contractors

View work details in the official source

MIREX ELECTRIC & CONSTRUCTION, · Contractor-Electrical

JOHANSON CONSTRUCTION COMPANY · Contractor-General Contractor

HAYES INDUSTRIES, INC. · Contractor-Plumber/Plumbing

MIDWEST MECHANICAL GROUP LLC · Contractor-Refrigeration

MIDWEST MECHANICAL GROUP LLC · Contractor-Ventilation

Issued / ready
#B200512964 · 2320 W Chicago Ave$45,000

Source status: Active

Work description & named contractors

Roofing · Electrical

MIDWEST MECHANICAL GROUP LLC · General Contractor

MIDWEST MECH. HOLDINGS CORP. · Electrical Contractor

Issued / ready
#B200509338 · 600 N Michigan Ave$360,000

Source status: Active

Work description & named contractors

Roofing · Electrical

MIDWEST MECHANICAL GROUP LLC · General Contractor

NESKO ELECTRIC COMPANY · Electrical Contractor

Issued / ready
#B200474342 · 1350 W Madison St$108,200

Source status: Active

Work description & named contractors

Interior work · Demolition

HAYES INDUSTRIES, INC. · Plumbing Contractor

MIDWEST MECHANICAL GROUP LLC · Other Contractor

JOHANSON CONSTRUCTION COMPANY · General Contractor

MIREX ELECTRIC & CONSTRUCTION, INC. · Electrical Contractor

Issued / ready
#101084250 · 1829 S State St$15,000

Source status: Active

Work description & named contractors

Electrical

NESKO ELECTRIC COMPANY · Contractor-Electrical

HELIOS DESIGN BUILD, LLC · Contractor-General Contractor

RICHARDS & WEYERS CONST. · Masonry Contractor

GREAT LAKES PLUMBING & HEATING · Contractor-Plumber/Plumbing

MIDWEST MECHANICAL GROUP LLC · Contractor-Ventilation

Planning rows link to the City Clerk, ADU or Plan Commission source; their checked scope is shown on Planning. Application rows link to the public status portal and retain its separate date meanings. Permit source: City of Chicago Building Permits ↗. Queries cover available source filings from January 1, 2006, with up to 5,000 newest records. Voided/revoked permits are excluded by the source. Historical lookups stay separate from daily alerts and do not expand citywide coverage.