Filings naming this contractor, across the public source's longer history.
Recent collected filings appear below. Load the source history to research earlier activity.
Free account · five lookups per hour
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.
Source status: Active
Interior work
BLOCK ELECTRIC COMPANY · Contractor-Electrical
BEAR CONSTRUCTION COMPANY · Contractor-General Contractor
CT MECHANICAL LLC · Contractor-Ventilation
Source status: Active
Interior work · HVAC · Electrical
BLOCK ELECTRIC COMPANY · Contractor-Electrical
BEAR CONSTRUCTION COMPANY · Contractor-General Contractor
PREMIER MECHANICAL, INC. · Contractor-Ventilation
Source status: Active
Interior work · HVAC · Electrical · Plumbing
BLOCK ELECTRIC COMPANY · Contractor-Electrical
REED CONSTRUCTION LLC · Contractor-General Contractor
EWING-DOHERTY MECHANICAL, INC · Contractor-Plumber/Plumbing
CT MECHANICAL LLC · Contractor-Ventilation
Source status: Active
New construction · Roofing
BLOCK ELECTRIC COMPANY · Contractor-Electrical
NORCON, INC. · Contractor-General Contractor
ELLIOT CONSTRUCTION CORP. · Masonry Contractor
C.J. ERICKSON · Contractor-Plumber/Plumbing
MARTIN PETERSEN COMPANY, INC · Contractor-Refrigeration
MARTIN PETERSEN COMPANY, INC · Contractor-Ventilation
Source status: Active
Interior work · Electrical
BLOCK ELECTRIC COMPANY · Contractor-Electrical
NORCON, INC. · Contractor-General Contractor
NATOLA CONCRETE · Masonry Contractor
KROESCHELL ENGINEERING CO · Contractor-Ventilation
Source status: Active
Interior work
BLOCK ELECTRIC COMPANY · Contractor-Electrical
ELECTRONIC ENVIRONMENTS CO LLC · Contractor-General Contractor
BERGLUND CONSTRUCTION · Masonry Contractor
AMS MECHANICAL SYSTEMS, INC. · Contractor-Plumber/Plumbing
AMS MECHANICAL SYSTEMS, INC. · Contractor-Refrigeration
AMS MECHANICAL SYSTEMS, INC. · Contractor-Ventilation
Source status: Active
Interior work · HVAC · Electrical
BLOCK ELECTRIC COMPANY · Contractor-Electrical
OSLO BUILDERS LLC · Contractor-General Contractor
ALL MECHANICAL INDUSTRIES, INC · Contractor-Ventilation
Source status: Active
Electrical
BLOCK ELECTRIC COMPANY · Electrical Contractor
Source status: Active
Roofing · Plumbing
BLOCK ELECTRIC COMPANY · Contractor-Electrical
NORCON, INC. · Contractor-General Contractor
ELLIOT CONSTRUCTION CORP. · Masonry Contractor
C.J. ERICKSON · Contractor-Plumber/Plumbing
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.