MARTA
Bid Portal

iSupplier Vendor Registration



MARTA's Department of Technology has advanced to the next stage of Project Everest.  MARTA has launched a new Oracle Cloud Enterprise Resource Planning (ERP) platform on January 21, 2026.   MARTA’s NEW self-managed supplier portal (iSupplier) will be available beginning  January 21, 2026 at 11:00 am.  All suppliers will be required to update their password to a new password upon their initial login after the GoLive.  MARTA utilizes a multi-factor authentication process via email.

Suppliers will be able to:

Manage Company Profile Information

  1. View and Submit Solicitation Responses (unless listed separately on our Current Opportunities page)
  2. Acknowledge Solicitation Addenda for Opportunities
  3. Monitor Purchase Orders, Contracts, and Agreements
  4. View Order Receipts
  5. Submit/Create Invoices and View Past Remittances

iSupplier Login Here: Click Here

 

Note: You must sign in to submit a response to any solicitation opportunity


New Supplier Registrants:  Click Here:


Click here for MARTA Oracle Supplier Quick Reference Material

We appreciate your patience and cooperation as we work to better serve our Supplier community. If you're having issues with logging in, please contact MARTA Customer Service at 404-848-5000

Oracle iSupplier Portal FAQs

This document is intended to provide answers to most questions that suppliers may ask when using the iSupplier portal. If you need additional information that is not covered in this document, please contact the MARTA Customer Service  at 404-848-5000 

For iSupplier Registration assistance, please contact isupplierinfo@itsmarta.com

General Questions

Access & Password Questions


Using the iSupplier Portal

Listed below are questions related specifically to using the iSupplier portal.

Automatic Bid Notifications

Invoice and Payment Questions

User Notification Questions

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