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433 W Van Buren St

Old Chicago Post Office · Chicago, IL, 60607
Cook County PIN 17-16-130-001-0000

This commercial project involves non-structural interior alterations and tenant build-outs across multiple floors, including office space on the 4th floor and a film production office in Suite 750. Scope of work across the site includes interior demolition, new partitions and ceilings, updated finishes, low-voltage security and communications wiring, and associated MEP modifications.

ACTIVE
PERMIT SET
EXPRESS PERMIT PROGRAMRENOVATION
Largest permit
$8.22M
Window
Aug 25, 2026 – Oct 1, 2026
Permits
3
Parties
18

Largest single reported permit cost — not a summed project total. Individual permit values can overlap in scope.

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Activity

How much relevant permit activity is on this site.

79
/ 100
High
Why this score:
Recent permit activity
Related permit history
Major construction activity
Active permits on site
Multiple trades involved
Significant reported costs

Trade fit

How well this project matches each trade, from linked permits. Select a trade to filter parties & permits.

TradeFitEvidence
MediumMajor construction permits
MediumMajor construction permits
LowSupporting construction permits

Permit ledger

All 3 permits on this record
PermitDescriptionStatusContractor
B200512929
Electrical Work
Install low-voltage communication and security systems on the 4th floor.SEP 23, 2026Active$127,500Securadyne System Intermediate
B200512326
Nonstructural Interior Work
Interior alteration of an existing office suite for a film production office, including new partitions, ceilings, finishes, and associated electrical and mechanical work.SEP 18, 2026Active$180,000Big Construction
101085024
Renovation
Interior renovation of a 4th-floor office space, including demolition, new partitions, electrical, mechanical, and plumbing work.JUN 23, 2026Active$8,221,900Executive Construction Inc
Permit values are as reported at filing and may be revised on amendment. Individual permits can overlap in physical scope.
Why this project matters
COST
$8.22M largest permit, express permit program
Max reported cost; not a summed project total
ACTIVITY
2 permits filed in the last 30 days
2 major and 1 supporting permits on this site
TRADES
Architectural, General Construction, and Electrical opportunity on site
Multiple trade disciplines on linked permits
CONTRACTOR
Big Construction is the linked general contractor
Named on linked permits for this site
SCOPE
Express Permit Program, renovation

Key parties

General Contractor
Big Construction
(312) 940-3695
(708) 516-3920
(708) 388-9878
Owner
601 W. Companies Chicago LLC
No contact on file
No contact on file
12 more parties on this project
Location
1 site · Chicago

Sources: City of Chicago Dept. of Buildings permit feed · Cook County Assessor parcel records

Source Chicago Building Permits · Last calculated Oct 11, 2026

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