Where are One Advantage, a Firstsource company employees located globally?

One Advantage, a Firstsource company has employees across 2 continents and 2 countries including United States Of America, Australia.

How has One Advantage, a Firstsource company's team size changed over time?

One Advantage, a Firstsource company's team has grown from approximately 7 to 8 employees based on available data.

Learn more at LeadIQ.com

One Advantage, a Firstsource company Employee Directory

Financial ServicesIllinois, United States201-500 Employees

One Advantage, a Firstsource company, delivers healthcare collection services with a history dating back to 1958 through its legacy entities. Located in Belleville, Illinois, the firm positions itself as a technology-driven provider focused on reducing bad debt, improving cash flow, and delivering value for clients across the United States. Its services are aimed at healthcare organizations seeking efficient, reliable collection operations to support financial performance and operational excellence. The company operates within the financial services sector, emphasizing scalable collection solutions that address cash-flow challenges and debt resolution for its customers. As part of its broader corporate family, One Advantage maintains its presence in the U.S. market and continues to serve clients through a consolidated collection platform.

One Advantage, a Firstsource company Global Highlights

North America
19

United States Of America
19

Oceania
1

Australia
1

One Advantage, a Firstsource company's Leadership

A. S.
Client Service Representative
Mobile Phone
Email
S. S.
Collector
Mobile Phone
Email
T. W.
Collections Representative
Mobile Phone
Email
M. C.
Technician
Mobile Phone
Email

One Advantage, a Firstsource company Employee Metrics

100%

50%

2026

2025

Accounting
Banking
Human Resources
Administrative
Analytics
Other
Sales

Contact profiles from One Advantage, a Firstsource company

Name

Title

Contact Info

Location

Last Update

A. S.
Client Service Representative
Mobile Phone
Email
Apr 24, 2025
S. S.
Collector
Mobile Phone
Email
Apr 26, 2025
T. W.
Collections Representative
Mobile Phone
Email
Apr 25, 2025
M. C.
Technician
Mobile Phone
Email
Aug 02, 2026

Frequently Asked Questions

What is One Advantage, a Firstsource company known for?

One Advantage, a Firstsource company was founded in 1958 operates in the Financial Services industry; you can contact the main corporate office by phone at

+1-800-332-****

. Explore One Advantage, a Firstsource company's company overview page for more information.

What is One Advantage, a Firstsource company's most common email format?

One Advantage, a Firstsource company employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more One Advantage, a Firstsource company email formats with LeadIQ.

How many employees does One Advantage, a Firstsource company have currently?

One Advantage, a Firstsource company has approximately 201 employees as of July 2026. These team members are located across 2 continents, including North AmericaOceania.

Who are One Advantage, a Firstsource company's key employees and leadership?

As of July 2026, One Advantage, a Firstsource company's key employees include:

Client Service Representative: A. S.
Collector: S. S.
Collections Representative: T. W.
Technician: M. C.

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One Advantage, a Firstsource company Employee Directory

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