· rebuilt nightly from public records
M. A. Mortenson Company holds 7 project permits in Chicago from the last 12 months (3 in the last 90 days, latest Oct 5, 2026), $3.9M in estimated cost.
7 project permits in Chicago over the last 12 months, $3.9M in estimated cost, from the permits the City of Chicago Department of Buildings publishes: each project, its address and owner, and the trades that pulled permits at the same addresses.
New construction, renovation, structural and demolition permits naming M. A. Mortenson Company.
Latest issued Oct 5, 2026As the applicants reported it on these permits.
1 new-construction permitsElectrical, plumbing, mechanical and other firms with permits at the same addresses.
Project permits naming M. A. Mortenson Company as general contractor, newest first.
| Issued | Address | Type | Est. cost | Work | Owner |
|---|---|---|---|---|---|
| Oct 5, 2026 | 2800 S ASHLAND AVE | New construction | $100,000 | PERMIT EXPIRES ON 12/05/2026 ERECTION STARTS: 9/29/2026, ERECTION ENDS: 9/29/2027. SPR 20... | – |
| Oct 2, 2026 | 225 E CHICAGO AVE | Renovation / alteration | $333,415 | SELF-CERT 2019 CBRC: MODIFY AND UPGRADE THE EXISTING 8TH FLOOR BCS LABORATORY TO SUPPORT O... | ANN & Robert H. Lurie Children's Hospital |
| Aug 25, 2026 | 211 E CHICAGO AVE | Renovation / alteration | $750,000 | SELF- CERT 2026 CBC REPLACEMENT OF THE EXISTING HYDRONIC TRENCH HEATING SYSTEM WITHIN THE ... | – |
| Jun 23, 2026 | 427 S LA SALLE ST | Renovation / alteration | $1,000 | DDS 2019 CBRC: REVISION TO PERMIT 101070387 TO UPDATE RE-FEED INPUT PANELS 2A &2B.(OCCUPAN... | Coresite Real Estate CH1, LLC |
| Jan 21, 2026 | 1432 S CLINTON ST | Renovation / alteration | $1,444,050 | DDS / 2019 CBRC: REVISION TO PERMIT 101063390 FOR MODIFICATIONS TO THE MECHANICAL SYSTEM (... | Coresite Real Estate CH2, LLC |
| Jan 5, 2026 | 225 E CHICAGO AVE | Renovation / alteration | $580,000 | SELF-CERT 2019 CBRC: RENOVATION OF THE EXISTING 570 SF EQUIPMENT STORAGE ROOM ON LEVEL 9. ... | ANN & Robert H. Lurie Children's Hospital |
| Dec 11, 2025 | 2800 S ASHLAND AVE | Renovation / alteration | $700,000 | SPR 2019 CBRC: 1ST FLOOR INTERIOR AND EXTERIOR ALTERATIONS IN EXISTING 2-STORY DATA CENTER... | QTS Investment Properties Chicago, LLC |
Firms that pulled a permit at an address where M. A. Mortenson Company holds a project permit in the last 12 months.
| Firm | Trade | Permits |
|---|---|---|
| Continental Electrical Constru | Electrical | 8 |
| Hill Mechanical Corporation | Mechanical / HVAC | 8 |
| Gurtz Electric Company | Electrical | 3 |
| Great Lakes Plumbing & Heating | Plumbing | 3 |
| Premium Electric Services, Inc | Electrical | 3 |
| Klass Electric Company, Inc | Electrical | 3 |
| City Service Electric Inc | Electrical | 2 |
| A+plus Plumbing, Inc | Plumbing | 2 |
| Admiral Heating & Ventilating | Mechanical / HVAC | 2 |
| Ceco, Inc | Electrical | 2 |
| Lindblad Construction Company | Other trade | 1 |
| Hill Mechanical Corporation | Plumbing | 1 |
| Hill Mechanical Group | Mechanical / HVAC | 1 |
| DW Mechanical Group,inc | Plumbing | 1 |
| Blade Electric & | Electrical | 1 |
| SMG Security Holding LLC | Electrical | 1 |
| Atomatic Mechanical Services | Mechanical / HVAC | 1 |
| Atomatic Mechanical Services | Plumbing | 1 |
| Mechanical Inc DBA Helm Mechan | Plumbing | 1 |
| Gibson Electric Co., Inc | Electrical | 1 |
Owners named on its permits (businesses only), by number of permits.
2800 S ASHLAND AVE (new construction, $100K), issued Oct 5, 2026; 225 E CHICAGO AVE (renovation / alteration, $333K), issued Oct 2, 2026; 211 E CHICAGO AVE (renovation / alteration, $750K), issued Aug 25, 2026.
7 project permits in the last 12 months and 3 in the last 90 days, as published by the City of Chicago Department of Buildings.
Continental Electrical Constru (Electrical); Hill Mechanical Corporation (Mechanical / HVAC); Gurtz Electric Company (Electrical); Great Lakes Plumbing & Heating (Plumbing); Premium Electric Services, Inc (Electrical).
ANN & Robert H. Lurie Children's Hospital (2 permits); Coresite Real Estate CH1, LLC (1 permits); Coresite Real Estate CH2, LLC (1 permits); QTS Investment Properties Chicago, LLC (1 permits).
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Compiled from public records and refreshed nightly; last updated Nov 5, 2026. Permits are as the city published them; estimated costs are as the applicant reported them and are not contract values. General contractors, trades and owners are named as businesses; no individuals are. Check the source before acting. See something wrong? Tell us and we will correct it.