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The Adler Planetarium

 
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Case Number: 13-RC-374476

Date Filed: 11/13/2025

Status: Open

Location: Chicago, IL

Region Assigned: Region 13, Chicago, Illinois


Tally Issued Date:12/11/2025

Status:Open

No. of Eligible Voters:3

Void Ballots:0

Total Ballots Counted:3

Challenged Ballots:8

Votes for Labor Union:3

Tally Type:Initial

Ballot Type:Single Labor Organization

Unit ID:A

Votes Against:0

Challenges Determinative:Yes

Labor Union:Adler Planetarium Workers United, AFSCME Council 31

Voting Unit (Unit A):VOTING GROUP A - PROFESSIONAL EMPLOYEES Included: All full-time and regular part-time Managers of Creative Content and Production, Far Horizons Data Science Postdoctoral Fellows, and Science Visualization Specialists employed by the Employer at its facility currently located at 1300 S. DuSable Lake Shore Drive, Chicago, IL. Excluded: All non-professional employees, confidential employees, managerial employees, guards and supervisors as defined by the Act. VOTING GROUP B - NON-PROFESSIONAL EMPLOYEES Included: All full-time and regular part-time Guest Services Representatives, Event Operations Associates, Theater Presenters, Public Observing Educators, Web Developers, Collection Specialists, Operations Support Representatives, Development Database Specialists, Digital Experience Technicians, Technical Support Specialists, Event Planning Partners, Exhibit Operations Specialists I, Designers, Planetarium Theater Specialists, Content Marketing Specialists, Production & Design Specialists, Digital Marketing Specialists, Development Communications Specialists, Education Specialist, Far Horizons Program Specialist, Manager of Science Content & Communication, and Group Sales Coordinators employed by the Employer at its facility currently located at 1300 S. DuSable Lake Shore Drive, Chicago, IL. Excluded: All professional employees, confidential employees, managerial employees, guards and supervisors as defined by the Act. If a majority of the professional employees voting in Unit A vote “Yes” to the first question on the ballot, indicating their desire to be included in a unit with non-professional employees, they will be so included, and their votes on the second question will be counted together with the votes of the non-professional employees in Group B to decide the question concerning representation for the overall unit (Unit C) consisting of the employees in Groups A and B and thereby the following employees will constitute a unit appropriate for the purposes of collective bargaining within the meaning of 9(b) of the Act. Unit C Included: All full-time and regular part-time Managers of Creative Content and Production, Far Horizons Data Science Postdoctoral Fellows, Science Visualization Specialists, Guest Services Representatives, Event Operations Associates, Theater Presenters, Public Observing Educators, Web Developers, Collection Specialists, Operations Support Representatives, Development Database Specialists, Digital Experience Technicians, Technical Support Specialists, Event Planning Partners, Exhibit Operations Specialists I, Designers, Planetarium Theater Specialists, Content Marketing Specialists, Production & Design Specialists, Digital Marketing Specialists, Development Communications Specialists, Education Specialist, Far Horizons Program Specialist, Manager of Science Content & Communication, and Group Sales Coordinators employed by the Employer at its facility currently located at 1300 S. DuSable Lake Shore Drive, Chicago, IL. Excluded: All confidential employees, managerial employees, guards and supervisors as defined by the Act.


Tally Issued Date:12/11/2025

Status:Open

No. of Eligible Voters:50

Void Ballots:0

Total Ballots Counted:42

Challenged Ballots:3

Votes for Labor Union:37

Tally Type:Initial

Ballot Type:Single Labor Organization

Unit ID:A

Votes Against:5

Challenges Determinative:Yes

Labor Union:Adler Planetarium Workers United, AFSCME Council 31

Voting Unit (Unit A):VOTING GROUP A - PROFESSIONAL EMPLOYEES Included: All full-time and regular part-time Managers of Creative Content and Production, Far Horizons Data Science Postdoctoral Fellows, and Science Visualization Specialists employed by the Employer at its facility currently located at 1300 S. DuSable Lake Shore Drive, Chicago, IL. Excluded: All non-professional employees, confidential employees, managerial employees, guards and supervisors as defined by the Act. VOTING GROUP B - NON-PROFESSIONAL EMPLOYEES Included: All full-time and regular part-time Guest Services Representatives, Event Operations Associates, Theater Presenters, Public Observing Educators, Web Developers, Collection Specialists, Operations Support Representatives, Development Database Specialists, Digital Experience Technicians, Technical Support Specialists, Event Planning Partners, Exhibit Operations Specialists I, Designers, Planetarium Theater Specialists, Content Marketing Specialists, Production & Design Specialists, Digital Marketing Specialists, Development Communications Specialists, Education Specialist, Far Horizons Program Specialist, Manager of Science Content & Communication, and Group Sales Coordinators employed by the Employer at its facility currently located at 1300 S. DuSable Lake Shore Drive, Chicago, IL. Excluded: All professional employees, confidential employees, managerial employees, guards and supervisors as defined by the Act. If a majority of the professional employees voting in Unit A vote “Yes” to the first question on the ballot, indicating their desire to be included in a unit with non-professional employees, they will be so included, and their votes on the second question will be counted together with the votes of the non-professional employees in Group B to decide the question concerning representation for the overall unit (Unit C) consisting of the employees in Groups A and B and thereby the following employees will constitute a unit appropriate for the purposes of collective bargaining within the meaning of 9(b) of the Act. Unit C Included: All full-time and regular part-time Managers of Creative Content and Production, Far Horizons Data Science Postdoctoral Fellows, Science Visualization Specialists, Guest Services Representatives, Event Operations Associates, Theater Presenters, Public Observing Educators, Web Developers, Collection Specialists, Operations Support Representatives, Development Database Specialists, Digital Experience Technicians, Technical Support Specialists, Event Planning Partners, Exhibit Operations Specialists I, Designers, Planetarium Theater Specialists, Content Marketing Specialists, Production & Design Specialists, Digital Marketing Specialists, Development Communications Specialists, Education Specialist, Far Horizons Program Specialist, Manager of Science Content & Communication, and Group Sales Coordinators employed by the Employer at its facility currently located at 1300 S. DuSable Lake Shore Drive, Chicago, IL. Excluded: All confidential employees, managerial employees, guards and supervisors as defined by the Act.



Docket Activity


Date sort ascending Document Issued/Filed By
12/11/2025 Tally of Ballots* NLRB - GC
12/11/2025 Tally of Ballots* NLRB - GC
12/11/2025 Tally of Ballots* NLRB - GC
12/03/2025 Notice of Election NLRB - GC
11/24/2025 Stipulated Election Agreement* NLRB - GC
11/13/2025 Signed RC Petition* Petitioner

The Docket Activity list does not reflect all actions in this case.

* This document may require redactions before it can be viewed. To obtain a copy, please file a request through our FOIA Branch.

Related Documents


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Allegations


Allegations data is not available.

Participants


Participant Address Phone
Petitioner
Legal Representative
Auerbach, Melissa
Dowd, Bloch, Bennett, Cervone, Auerbach & Yokich LLP
8 South Michigan Avenue, 19th Floor
Chicago, IL
60603
(312)372-1361
 
Petitioner
Legal Representative
Auerbach, Melissa
Dowd, Bloch, Bennett, Cervone, Auerbach & Yokich LLP
8 South Michigan Avenue, 19th Floor
Chicago, IL
60603
(312)372-1361
 
Employer
Legal Representative
Scott, Sally
Franczek P.C.
300 South Wacker Dr.
Suite 3400
Chicago, IL
60606
(312)786-6132
 
Employer
Legal Representative
Truesdale, Tracey
Franczek P.C.
300 South Wacker Drive, Suite 3400
Chicago, IL
60606
(312)786-6106
 
Petitioner
Union
Chicago History Museum Workers United, AFSCME Council 31
Chicago, IL
60601
(312)641-6060
 
Petitioner
Union
Chicago History Museum Workers United, AFSCME Council 31
Chicago, IL
60601
(312)641-6060
 
Employer
Employer
Adler Planetarium
Chicago, IL
60605
(312)322-0325
 

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