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Chicago, IL · Permit #101086759

4542 N Karlov Ave

New single-family home

Reported project estimate$375,000Whole permitted job
Issued / readyAug 17, 2026
Source statusActive

2 stories · Basement · Detached garage · Patio · Fencing · EV-ready parking

Trade availability and construction progress are unconfirmed.

Suggested first contact

Mk Construction & Builders, Inc.

General contractor

(773) 817-1861Published business phone · Checked Nov 2, 2026

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Who to approach

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5 suggested contact routes.

Company contact route

Mk Construction & Builders, Inc.

General contractor

Estimator or purchasing department
Why this contact
Project connection
Company named on permit · #101086759
Responsibility
Suggested route · project assignment unconfirmed
Timing
Stage not established by checked evidence
Project connection source ↗

Last checked Nov 2, 2026. Confirm the responsible person and purchasing package with the company.

Published business phone(773) 817-1861 Source ↗ · Checked Nov 2, 2026
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Company contact route

All Concrete Contractors Inc

Masonry contractor

Trade estimator or purchasing department
Why this contact
Project connection
Company named on permit · #101086759
Responsibility
Suggested route · project assignment unconfirmed
Timing
Stage not established by checked evidence
Project connection source ↗

Last checked Nov 2, 2026. Confirm the responsible person and purchasing package with the company.

Published business phone(773) 289-2939 Source ↗ · Checked Nov 2, 2026
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Company contact route

Buczak Corporation

Plumbing contractor

Trade estimator or purchasing department
Why this contact
Project connection
Company named on permit · #101086759
Responsibility
Suggested route · project assignment unconfirmed
Timing
Stage not established by checked evidence
Project connection source ↗

Last checked Nov 2, 2026. Confirm the responsible person and purchasing package with the company.

Published business phone(773) 332-2918 Source ↗ · Checked Nov 2, 2026
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Company contact route

Indoor Air Mechanical Inc.

Refrigeration contractor · Ventilation contractor

Trade estimator or purchasing department
Why this contact
Project connection
Company named on permit · #101086759
Responsibility
Suggested route · project assignment unconfirmed
Timing
Stage not established by checked evidence
Project connection source ↗

Last checked Nov 2, 2026. Confirm the responsible person and purchasing package with the company.

Published business phone(773) 934-6403 Source ↗ · Checked Nov 2, 2026
Log in to keep private contact notes ↗
Company contact route

Rafal Szarwark

Electrical contractor

Trade estimator or purchasing department
Why this contact
Project connection
Company named on permit · #101086759
Responsibility
Suggested route · project assignment unconfirmed
Timing
Stage not established by checked evidence
Project connection source ↗

Last checked Nov 2, 2026. Confirm the responsible person and purchasing package with the company.

Published business phone(773) 600-7826 Source ↗ · Checked Nov 2, 2026
Log in to keep private contact notes ↗

Company contacts are starting points. Purchasing authority, reachability and open packages need confirmation. Your contact feedback stays private.

Work summary

New single-family home · 2 stories · Basement · Detached garage · Patio · Fencing · EV-ready parking

Scope and permit evidence

Project features summarize the permit wording. The applicant reports the whole-job estimate; it is not a trade-package budget.

The issue date usually means ready to issue, subject to fee payment. It does not establish a start, completion date, or open bid.

Read the full original work description ↗
Contractors named on the permit
All Concrete Contractors Inc ↗Masonry contractor
Buczak Corporation ↗Plumbing contractor
Indoor Air Mechanical Inc. ↗Refrigeration contractor · Ventilation contractor
Mk Construction & Builders, Inc. ↗General contractor
Rafal Szarwark ↗Electrical contractor

Names and roles come from Chicago’s records. A listed contractor is not an award notice.

Scope & timing

Work scope
Work described
Property type
Single-family home · Residential
Construction start
Not established by this permit
Completion date
Not supplied

New construction

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Up to eight companies with potentially relevant offerings. Listing order does not establish company quality or availability. Confirm project requirements, products and availability. Suggestions do not establish a hiring relationship, open bid, construction start or readiness for cleaning.

Source & observation history

Source
Chicago Building Permits ↗
First observed
Oct 5, 2026, 6:56 a.m. ET
Last observed
Nov 2, 2026, 9:01 a.m. ET
View record changes (1)
Oct 5, 2026, 6:56 a.m. ETFirst observation
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