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For Vendors

A company must be a registered supplier with Prince William County Procurement Services.  Log in to the Prince William County eProcurement system click here.  

  • Follow the procedures for vendor registration.
  • Through the County's eProcurement system vendors may:
    • Request email notification of solicitations
    • Perform online tracking of invoices and payments

Once registration is completed contact the Fiscal Officer at 703-792-6495 to schedule an appointment.

Questions regarding a specific ADC Contract Protest, click here.

For other questions, contact:
Prince William County Procurement Services
4360 Ridgewood Center Drive
Prince William Virginia 22192
Phone: 703-792-6770
Fax: 703-792-4611

The Finance Office of the Adult Detention Center is located at 9320 Lee Ave Manassas VA 20110.
Director of Financial Services 703-792-6418
Fiscal Officer 703-792-6495
Accounts Payable 703-792-6483 or 6457
Inmate Accounts 703-792-6448
Fax Number 703-792-6718


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