Become a Vendor

If your company is not listed as an approved vendor with Mobile Area Water and Sewer System (MAWSS) and you wish to have the opportunity to do business with us, we ask that you please complete the forms below and include your W-9 Taxpayer Identification Number and Certification form. Return completed forms by any of the following methods:

Mail to:

MAWSS Purchasing Department
P. O. Box 180249
Mobile, AL 36618-0249

Email Debbie Rowse at:

Fax to Debbie Rowse at: 251-694-3461

We must have all information completed to list your company as a valid supplier of materials, supplies, and/or services. Incomplete forms cannot be accepted.


1. Page 1: Vendor Qualification Questionnaire
Please classify your company accurately and claim “Minority” or “Women” owned (non-minority), ONLY if they apply. Inaccurate identification could result in your company being disqualified from doing business with MAWSS.

2. Page 2: Federal Form W-9
This form must be filled out completely and accurately and on file with us before payment can be remitted.
Upon our receipt of the completed forms, you will be added to our system as a potential supplier. If you have submitted supplier information previously, your information should still be on file. Please feel free to contact me if you have any questions or if we can be of further assistance, at 251-694-3153.

3. Page 3: ACH Authorization
Please fill out completely and accurately and submit to the Accounts Payable Department along with a voided check or deposit slip.

Completed forms can be faxed to the Purchasing Department at 251-694-3461 or mailed to the mailing address below: 
Mobile Area Water & Sewer System
P.O. Box 180249
Mobile, Alabama 36618-0249


Additional Resources:

For questions regarding purchasing, please contact:
Debbie Rowse, Accountant I
Office:  251-694-3153  Fax: 251-694-3461




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