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Private company

Quality Software Services

American software company

Quality Software Services, Inc. (QSSI) is an American software services company and a subsidiary of the UnitedHealth Group.2 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

1997Founded1
  • Industryinformation technology1
  • HeadquartersLaurel1
  • Websitewww.qssinc.com
  • Legal formcorporation1
  • LEI5493002IKENQVAZ1W4323
  • StatusActive3
  • LEI statusLapsed (not renewed)3
  • Registered addressC/O The Corporation Trust Incorporated, 21201 Baltimore, United States3

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Quality Software Services, Inc. (QSSI) is an American software services company and a subsidiary of the UnitedHealth Group.2

Corporate structure

Quality Software Services is part of a group headed by UnitedHealth Group. 27 entities, 1 country on record. Switch between the flow chart and the network, and select any entity to see its details.

  • UnitedHealth Group Minnetonka, Minnesota, United States
    • Quality Software Services Columbia, Maryland, United States
    • Golden Rule Insurance Company Subsidiary · Indianapolis
    • ARIZONA PHYSICIANS IPA, INC. Subsidiary · Phoenix, Arizona, United States
    • Collaborative Care Holdings, LLC Subsidiary · Delaware, United States
    • OPTUM BANK, INC. Subsidiary · Draper, Utah, United States
    • Optum Technology, LLC Subsidiary · Eden Prairie, Minnesota, United States
    • Optum, Inc. Subsidiary · Delaware, United States
    • OptumHealth Holdings, LLC Subsidiary · Delaware, United States
    • OptumRx Administrative Services, LLC Subsidiary · Texas, United States
    • OptumRx Group Holdings, Inc. Subsidiary · Delaware, United States
    • OptumRx Holdings I, LLC Subsidiary · Delaware, United States
    • Oxford Health Insurance, Incorporated Subsidiary · Minnetonka, Minnesota, United States
    • OXFORD HEALTH PLANS (NY), INC. Subsidiary · Shelton, Connecticut, United States
    • Sierra Health and Life Insurance Company, Inc. Subsidiary · Las Vegas, Nevada, United States
    • UHC of California Subsidiary · Minnetonka, Minnesota, United States
    • UHIC Holdings, Inc. Subsidiary · Delaware, United States
    • Unimerica Life Insurance Company of New York Subsidiary · New York, New York, United States
    • United Behavioral Health Subsidiary · San Francisco, California, United States
    • United HealthCare Services, Inc. Subsidiary · Eden Prairie, Minnesota, United States
    • UNITEDHEALTHCARE COMMUNITY PLAN, INC. Subsidiary · Southfield, Michigan, United States
    • UNITEDHEALTHCARE INSURANCE COMPANY Subsidiary · Hartford, Connecticut, United States
      • UnitedHealthcare Insurance Company - AARP CT Subsidiary · Hartford, Connecticut, United States
    • UnitedHealthcare Insurance Company of New York Subsidiary · Hartford, Connecticut, United States
    • UnitedHealthCare of Alabama, Inc. Subsidiary · Birmingham, Alabama, United States
    • UNITEDHEALTHCARE OF NEW YORK, INC. Subsidiary · New York, New York, United States
    • UnitedHealthcare, Inc. Subsidiary · Delaware, United States

Built from parent and subsidiary links from GLEIF, the Global Legal Entity Identifier Foundation (CC0); subsidiaries listed in Exhibit 21 of annual reports filed with the SEC; subsidiaries, stakes and holdings from Wikidata (CC0). Each entity in the chart links to its source.

Subsidiaries and ownership

Parent company

Owners

From Wikidata.1

Timeline

  1. 2012Acquired Acquired by UnitedHealth Group1
  2. 1997Founded Founded1

Sources

The numbers on this page point here. Each one links to the record it came from.

  1. 1
  2. 2
  3. 3