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77 W Wacker Dr

77 West Wacker · Chicago, IL, 60601
Cook County PIN 17-09-421-006-0000 · 17-09-421-012-0000
Also listed as 73 W Wacker Dr

This project involves interior low-voltage and communications electrical work on the 10th floor. Scope includes the installation of cabling and infrastructure to support data and video systems for the space.

ACTIVE
PERMIT SET
EXPRESS PERMIT PROGRAMELECTRICAL
Largest permit
$325K
Window
Aug 27, 2026
Permits
1
Parties
3

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.

41
/ 100
Medium
Why this score:
Recent permit activity
Related permit history
Active permits on site
Significant reported costs

Trade fit

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

TradeFitEvidence
LowSupporting construction permits

Permit ledger

All 1 permit on this record
PermitDescriptionStatusContractor
B200509354
Electrical Work
Install low-voltage data and video wiring on the 10th floor.AUG 27, 2026Active$325,000Terrance Electric & Technology co
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
$325K largest permit, express permit program
Max reported cost; not a summed project total
SCOPE
Express Permit Program, electrical

Key parties

(630) 758-0011
Owner
Transwestern Commercial Service Illinois LLC
No contact on file
1 more party 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 Sep 9, 2026

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