Keep Your Accounts Secure: We are aware of high fraud attempts at large retailers, including Walmart and Target. 
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We have partnered with Coupa to deliver an ordering and invoicing platform to our suppliers. Coupa is an intuitive and user friendly system that provides greater visibility into purchase orders and invoices — at no cost to you.
If you are a supplier who is interested in doing business with Members 1st, please complete and submit the Supplier Profile form. Note that completion and submission of this form does not guarantee a potential new supplier will be selected to do business with Members 1st.
Below are reference guides to help you get started:
- Getting Started on the CSP — A step by step guide on signing up for the CSP, entering remit to addresses, adding users to your profile, and how to navigate the portal.
- Invoicing via the CSP — Submitting electronic invoices is simple and intuitive! This guide will show you how to view your purchase orders, flip from a PO to an invoice, and check on payment statuses.
- CSP Videos — Coupa Success Portal. Watch short video tutorials for quick help on using the CSP.
Resources and FAQs
Become a Member
Looking to join our credit union? Not sure how it all works? No problem—it’s far easier than you imagine. At Members 1st, we are always seeking new members to join our family, and we have a number of flexible options to make the eligibility process simple and fun.
Open an account