Existing Access Vendors

Vendor Relations

Welcome to the Legacy Access Midstream now referred to as Access Operating Area Vendor Relations page. We have created this site to provide you with the most up-to-date contact information and vendor resource materials.

For all ACCOUNTS PAYABLE inquiries
(Invoice/payment status)
Phone: 1-855-452-9072
Email: AccessVR@Williams.com
For ALL OTHER vendor inquiries
(MSA, credit or vendor set-up information)
Phone: 1-855-518-9423
Email: AccessVM@Williams.com
To SUBMIT INVOICES
Email: Access.APGroup@Williams.com
NOTE: this account is not monitored for general communications and is only for submitting invoices.

Vendor Resource Materials
Approved Manufacturer List
Invoice Samples
Invoice Submittal Standards
Invoice Formatting Memo
Purchase Order Terms and Conditions
Contractor Safety Handbook
Entity List Invoice Addresses
Notice of Site Inspections (mailed 10/16/13)
Accounts Payable Process Changes (mailed 10/16/13)