Chicago · permit 101081410
20 S CLARK ST
SELF-CERT 2019 CBRC: TENANT BUILD-OUT OF SUITE 2420 3,955 SF OFFICE SPACE AND 25TH FLOOR 12,269 SF OFFICE SPACE, INCLUDING NEW 25TH FLOOR SINGLE-USER ADA COMPLIANT RESTROOM, ALTERATIONS TO 25TH FLOOR EXISTING TOILET ROOMS, ELEVATOR LOBBY AND CORRIDOR. WORK INCLUDES ALTERATIONS TO MECHANICAL, ELECTRICAL AND PLUMBING. OCCUPANCY GROUP B; TYPE 1A CONSTRUCTION.
Permit
- Permit type
- PERMIT - RENOVATION/ALTERATION
- Class
- Unknown
- Trade
- Electrical
- Nature of work
- Alteration
- Status
- ACTIVE
Location
- City
- Chicago
- State
- IL
Dates
- Applied
- 2026-03-27
- Issued
- 2026-03-31
- Time to issue
- 4 days
Value and contractor
- Declared value
- Log in with your free account
- Total fee
- Log in with your free account
- Contractor
- LANGEHAUMER CONSTRUCTION, INC
Chicago details
- Review type
- SELF CERT
- Milestone
- INSPECTIONS
- Community area (code)
- 32