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OSA Employee Directory

Events ServicesIllinois, United States51-200 Employees

OSA has about 185 employees across 3 continents, most of them in North America. By country, the largest groups are United States Of America (93%) and United Kingdom Of Great Britain And Northern Ireland (3%). Program & Project Management and Entertainment make up over half of the profiles with a known department. OSA's workforce spans 10 departments. OSA's workforce fell 15% between July 2025 and July 2026.

Find OSA employees' phone numbers or email addresses

OSA Global Highlights

Location
Employees

North America
105

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  • United States Of America
    105

Asia
3

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  • Saudi Arabia
    1
  • Jordan
    1
  • India
    1

Europe
3

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  • United Kingdom Of Great Britain And Northern Ireland
    3

Africa
1

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  • Egypt
    1

South America
1

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  • Argentina
    1

North America accounts for 93% of OSA's workforce, followed by Asia (3%) and Europe (3%).

OSA's Leadership

  • Chief Executive Officer Partner at OSA
    M. W.
    Chief Executive Officer Partner
    Mobile Phone
  • Chief Executive Officer at OSA
    S. L.
    Chief Executive Officer
    Mobile Phone
  • Cmo at OSA
    J. W.
    Cmo
    Mobile Phone
  • Founding Partner at OSA
    C. J.
    Founding Partner
    Mobile Phone
  • Board Of Directors And Cmo at OSA
    J. L.
    Board Of Directors And Cmo
    Mobile Phone
  • Hong Kong Osha Group Board Of Directors And at OSA
    J. R.
    Hong Kong Osha Group Board Of Directors And
    Mobile Phone
  • Group Board Of Directors And Cmo at OSA
    L. L.
    Group Board Of Directors And Cmo
    Mobile Phone
  • Audio Designer & Mix Engineer/Consultant/Tech Manager/Owner at OSA
    P. W.
    Audio Designer & Mix Engineer/Consultant/Tech Manager/Owner
    Mobile Phone

OSA Employee Metrics

100%
50%
0%
2026
2025
  • Engineering
  • Program & Project Management
  • Sales
  • Marketing
  • Accounting
  • Other
  • Operations
  • Arts & Design
  • Administrative
  • Finance
  • Entertainment
  • Film & Video
  • Business
  • Community & Social Services

Program & Project Management is the largest department at 34% of profiles with a known department, up from 3% in July 2025, followed by Entertainment (18%, up from 3%) and Film & Video (18%, up from 3%).

Contact profiles from OSA

Name
Title
Contact
Location
Last Update
  • Founding Partner at OSA
    C. J.
    Founding Partner
    Mobile Phone
    Oct 18, 2024
  • Board Of Directors And Cmo at OSA
    J. L.
    Board Of Directors And Cmo
    Mobile Phone
    Oct 22, 2024
  • Hong Kong Osha Group Board Of Directors And at OSA
    J. R.
    Hong Kong Osha Group Board Of Directors And
    Mobile Phone
    Oct 22, 2024
  • Cmo at OSA
    J. W.
    Cmo
    Mobile Phone
    Oct 21, 2024
  • Group Board Of Directors And Cmo at OSA
    L. L.
    Group Board Of Directors And Cmo
    Mobile Phone
    Oct 17, 2024
  • Chief Executive Officer Partner at OSA
    M. W.
    Chief Executive Officer Partner
    Mobile Phone
    Oct 21, 2024
  • Audio Designer & Mix Engineer/Consultant/Tech Manager/Owner at OSA
    P. W.
    Audio Designer & Mix Engineer/Consultant/Tech Manager/Owner
    Mobile Phone
    Oct 22, 2024
  • Chief Executive Officer at OSA
    S. L.
    Chief Executive Officer
    Mobile Phone
    Oct 16, 2024
  • Fundadora at OSA
    V. F.
    Fundadora
    Mobile Phone
    Oct 16, 2024
  • Executive Director Of Finance at OSA
    J. A.
    Executive Director Of Finance
    Mobile Phone
    Oct 22, 2024

Frequently Asked Questions

What are the largest departments at OSA?

Minus sign iconPlus sign iconProgram & Project Management is the largest department at 34% of profiles with a known department, up from 3% in July 2025, followed by Entertainment (18%, up from 3%) and Film & Video (18%, up from 3%). OSA's workforce spans 10 departments.

Where are OSA's employees located?

Minus sign iconPlus sign iconOSA has about 185 employees across 3 continents, most of them in North America. North America accounts for 93% of OSA's workforce, followed by Asia (3%) and Europe (3%). By country, the largest groups are United States Of America (93%) and United Kingdom Of Great Britain And Northern Ireland (3%).

How has OSA's workforce changed over the past year?

Minus sign iconPlus sign iconOSA's workforce fell 15% between July 2025 and July 2026. Program & Project Management's share of profiles with a known department rose from 3% to 34%.

How many employees does OSA have currently?

Minus sign iconPlus sign iconOSA has approximately 185 employees as of October 2026. These team members are located across 5 continents, including North America, Asia and Europe.

Who are OSA's key employees and leadership?

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As of October 2026, OSA's key employees include:

  • Chief Executive Officer Partner: M. W.
  • Chief Executive Officer: S. L.
  • Cmo: J. W.
  • Founding Partner: C. J.
  • Board Of Directors And Cmo: J. L.

Looking for contact data? Unlock accurate emails and phone numbers for your ideal prospects with LeadIQ.

What is OSA's most common email format?

Minus sign iconPlus sign iconOSA employees' email format typically follows the pattern of FLast@osacorp.com. Trying to find reliable and up-to-date employee contact data? Find more OSA email formats with LeadIQ.

What is OSA known for?

Minus sign iconPlus sign iconOSA was founded in 1985 and operates in the Events Services industry. You can contact OSA's main corporate office by phone at
+1-615-829-****
. Explore OSA's company overview page for more information.

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