Issued / ready
#B200511707 · 936 W 31st StNot supplied
Source status: Active
Work description & named contractors
Building work
CHICAGO FIRE DETECTION SYSTEMS LLC · Private Alarm Contractor
KUO CONSTRUCTION, INC. · Electrical Contractor
Contractor name / Source history
Chicago Fire Detection Systems Llc
Filings naming this contractor, across the public source's longer history.
Older filings have not been checked yet.
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Free account · five lookups per hour
Recent collected filings22
Earliest in these recordsJul 9, 2026
Latest in these recordsOct 28, 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
#B200513906 · 5305 W Diversey AveNot supplied
Source status: Active
Work description & named contractors
Building work
CHICAGO FIRE DETECTION SYSTEMS LLC · Private Alarm Contractor
PETR FOLWARCZNY · Electrical Contractor
Issued / ready
#B200515093 · 3519 N Clark StNot supplied
Source status: Active
Work description & named contractors
View work details in the official source
CHICAGO FIRE DETECTION SYSTEMS LLC · Private Alarm Contractor
ABCO ELECTRICAL CONSTRUCTION & · Electrical Contractor
Issued / ready
#B200481789 · 33 N Dearborn StNot supplied
Source status: Active
Work description & named contractors
View work details in the official source
CHICAGO FIRE DETECTION SYSTEMS LLC · Private Alarm Contractor
CECO, INC. · Electrical Contractor
Issued / ready
#B200507127 · 8700 W Bryn Mawr AveNot supplied
Source status: Active
Work description & named contractors
View work details in the official source
CHICAGO FIRE DETECTION SYSTEMS LLC · Private Alarm Contractor
BLADE ELECTRIC & TECHNOLOGIES, LLC · Electrical Contractor
Issued / ready
#B200511239 · 6701 W Forest Preserve AveNot supplied
Source status: Active
Work description & named contractors
View work details in the official source
CHICAGO FIRE DETECTION SYSTEMS LLC · Private Alarm Contractor
3E ELECTRIC INC · Electrical Contractor
Issued / ready
#B200511240 · 5305 W Diversey AveNot supplied
Source status: Active
Work description & named contractors
Building work
CHICAGO FIRE DETECTION SYSTEMS LLC · Private Alarm Contractor
PETR FOLWARCZNY · Electrical Contractor
Issued / ready
#B200472673 · 1044 W Berwyn AveNot supplied
Source status: Active
Work description & named contractors
Building work
CHICAGO FIRE DETECTION SYSTEMS LLC · Private Alarm Contractor
STAYLITT ELECTRIC LLC · Electrical Contractor
Issued / ready
#B200509212 · 230 W Monroe StNot supplied
Source status: Active
Work description & named contractors
View work details in the official source
CHICAGO FIRE DETECTION SYSTEMS LLC · Private Alarm Contractor
CURRENT COMMUNICATIONS CORP. · Electrical Contractor
Issued / ready
#B200508144 · 123 N Wacker DrNot supplied
Source status: Active
Work description & named contractors
View work details in the official source
CHICAGO FIRE DETECTION SYSTEMS LLC · Private Alarm Contractor
CFP LIFE SAFETY SYSTEMS LLC · Electrical Contractor
Issued / ready
#B200481423 · 6701 W Forest Preserve AveNot supplied
Source status: Active
Work description & named contractors
View work details in the official source
CHICAGO FIRE DETECTION SYSTEMS LLC · Private Alarm Contractor
3E ELECTRIC INC · Electrical Contractor
Issued / ready
#B200473890 · 2305 S State StNot supplied
Source status: Active
Work description & named contractors
Building work
CHICAGO FIRE DETECTION SYSTEMS LLC · Private Alarm Contractor
SUPERIOR ONE ELECTRIC, INC. · Electrical Contractor
Issued / ready
#B200476254 · 3607 W Chicago AveNot supplied
Source status: Active
Work description & named contractors
Building work
CHICAGO FIRE DETECTION SYSTEMS LLC · Private Alarm Contractor
SUPERIOR ONE ELECTRIC, INC. · Electrical Contractor
Issued / ready
#B200472655 · 6344 N Lakewood AveNot supplied
Source status: Active
Work description & named contractors
Building work
CHICAGO FIRE DETECTION SYSTEMS LLC · Private Alarm Contractor
ALL PHASE ELECTRIC CO. · Electrical Contractor
Issued / ready
#B200480149 · 353 N Clark StNot supplied
Source status: Active
Work description & named contractors
View work details in the official source
CHICAGO FIRE DETECTION SYSTEMS LLC · Private Alarm Contractor
CURRENT COMMUNICATIONS CORP. · Electrical Contractor
Issued / ready
#B200479986 · 6301 S Halsted StNot supplied
Source status: Active
Work description & named contractors
View work details in the official source
CHICAGO FIRE DETECTION SYSTEMS LLC · Private Alarm Contractor
PREMIER TECHNOLOGY GROUP, INC · Electrical Contractor
Issued / ready
#B200476956 · 123 N Wacker DrNot supplied
Source status: Active
Work description & named contractors
View work details in the official source
CHICAGO FIRE DETECTION SYSTEMS LLC · Private Alarm Contractor
CFP LIFE SAFETY SYSTEMS LLC · Electrical Contractor
Issued / ready
#B200477048 · 100 S Wacker DrNot supplied
Source status: Active
Work description & named contractors
View work details in the official source
CHICAGO FIRE DETECTION SYSTEMS LLC · Private Alarm Contractor
REX ELECT. & TECHNOLOGIES LLC · Electrical Contractor
Issued / ready
#B200479576 · 9923 S Wood StNot supplied
Source status: Active
Work description & named contractors
Building work
CHICAGO FIRE DETECTION SYSTEMS LLC · Private Alarm Contractor
QIS INC. · Electrical Contractor
Issued / ready
#B200479590 · 225 W Washington StNot supplied
Source status: Active
Work description & named contractors
View work details in the official source
CHICAGO FIRE DETECTION SYSTEMS LLC · Private Alarm Contractor
CURRENT COMMUNICATIONS CORP. · Electrical Contractor
Issued / ready
#B200479599 · 1010 S Wells StNot supplied
Source status: Active
Work description & named contractors
Building work
CHICAGO FIRE DETECTION SYSTEMS LLC · Private Alarm Contractor
LEELECTRIC INC. · Electrical Contractor
Issued / ready
#B200476274 · 167 N Green StNot supplied
Source status: Active
Work description & named contractors
View work details in the official source
CHICAGO FIRE DETECTION SYSTEMS LLC · Private Alarm Contractor
CECO, INC. · Electrical Contractor
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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.