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Contractor name / Source history

Ductech Inc

Filings naming this contractor, across the public source's longer history.

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Recent collected filings3
Earliest in these recordsAug 11, 2026
Latest in these recordsOct 27, 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
#101086737 · 1356 W Wellington Ave$150,000

Source status: Active

Work description & named contractors

Interior work · HVAC · Electrical · Plumbing

EURO CONNECTION II INC · Contractor-Electrical

FORMED SPACE LLC · Contractor-General Contractor

TOMASZ GODLEWSKI · Contractor-Plumber/Plumbing

DUCTECH INC · Contractor-Ventilation

Issued / ready
#101087023 · 4742 N Kilpatrick Ave$35,000

Source status: Active

Work description & named contractors

Single-family home

BRUMER ELECTRIC CO. · Contractor-Electrical

VIK REMODEL INC · Contractor-General Contractor

TOMASZ GODLEWSKI · Contractor-Plumber/Plumbing

DUCTECH INC · Contractor-Refrigeration

DUCTECH INC · Contractor-Ventilation

Issued / ready
#101076019 · 3539 N Hamilton Ave$1,800,000

Source status: Active

Work description & named contractors

HVAC · Electrical · Plumbing · Single-family home

EURO CONNECTION II INC · Contractor-Electrical

FORMED SPACE LLC · Contractor-General Contractor

E. Z. MASONRY, INC. · Masonry Contractor

TOMASZ GODLEWSKI · Contractor-Plumber/Plumbing

DUCTECH INC · Contractor-Ventilation

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.