Tandem

Name: Tandem
Address: 20 N WACKER DR 1252, CHICAGO, IL, 60606, US

Owner: Frank Grubbs

Acct #424881

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Total Licenses

Active

Locations

2018

Operating Since

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Business Summary

Past revocation

Tandem has been operating in Chicago since 2018 (~8 years). They currently hold 1 active license (2 total on file) across 1 location in LOOP and WICKER PARK.

Primary activity: Provide Computer Design/Development Consulting (IT / Software).

Notable: Past revocation.

Most recent activity: renewal on 2026-03-27.

Activities

Provide Computer Design/Development ConsultingOperation of an Administrative Commercial Office | Provide Computer Design/Development Consulting

Licenses

4 records

One row per license event since 2020. Tap any row for the full record. A renewal with no issuance below it points to a license first issued before our 2020 coverage window.

Limited Business LicenserenewalActiveIssued 2026-03-27 · Expires 2028-03-15

License number: 2835053
License code: 1010
Site number: 2
DBA name: Tandem
Legal name: Devmynd Software INC.
Address: 20 N WACKER DR 1252, CHICAGO, IL 60606

Limited Business LicenselapseIssued 2024-02-14 · Expires 2026-03-15

License number: 2835053
License code: 1010
Site number: 2
DBA name: Tandem
Legal name: Devmynd Software INC.
Address: 20 N WACKER DR 1252, CHICAGO, IL 60606
Business activity: Provide Computer Design/Development Consulting
Application type: RENEW
Conditional approval: N
License start: 2024-03-16
Payment date: 2024-02-13
Date issued: 2024-02-14
Expiration: 2026-03-15
Status change: Data not available
Ward: 42
Precinct: 9
Police district: 1
Community area: Loop
Neighborhood: LOOP
SSA: Data not available

Limited Business LicenselapseIssued 2022-02-18 · Expires 2024-03-15

License number: 2835053
License code: 1010
Site number: 2
DBA name: Tandem
Legal name: Devmynd Software INC.
Address: 20 N WACKER DR 1252, CHICAGO, IL 60606
Business activity: Provide Computer Design/Development Consulting
Application type: C_LOC
Conditional approval: N
License start: 2022-02-18
Payment date: 2022-02-17
Date issued: 2022-02-18
Expiration: 2024-03-15
Status change: Data not available
Ward: 42
Precinct: 9
Police district: 1
Community area: Loop
Neighborhood: LOOP
SSA: Data not available

Limited Business LicensecancellationCancelledIssued 2020-03-05 · Expires 2022-03-15

License number: 2578991
License code: 1010
Site number: 1
DBA name: Devmynd Software INC.
Legal name: Devmynd Software INC.
Address: 2035 W WABANSIA AVE 1&2, CHICAGO, IL 60647
Business activity: Operation of an Administrative Commercial Office | Provide Computer Design/Development Consulting
Application type: RENEW
Conditional approval: N
License start: 2020-03-16
Payment date: 2020-03-04
Date issued: 2020-03-05
Expiration: 2022-03-15
Status change: 2022-02-17
Ward: 32
Precinct: 25
Police district: 14
Community area: West Town
Neighborhood: WICKER PARK
SSA: 33

Property & Census

Property

Building details, owner of record, and assessor data on Pro.Upgrade to Pro →

Sales

3 recorded sales on this parcel — buyer, price, and deed on Pro.Upgrade to Pro →

Neighborhood

Median household income: $132,361
Owner-occupied housing: 23.4%
Bachelor’s degree or higher: 80.6%
People per sq mi: 19,641
White-collar workforce: 79.7%

Census tract 17031839100 · ACS 5-year 2024