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Avalara Help Center

Avalara Vendor Form and W-9

This article applies to:AvaTax

A copy of Avalara's W-9 for 2020 is now available.

Corporate office address

Avalara, Inc.
255 S. King St.
Suite 1800
Seattle, WA 98104
Corporate Website:
https://www.avalara.com/

Corporate phone number

(206) 826-4900

DUNS #

185962169

Federal Tax ID

# 91-1995935
C Corporation 

CEO

Scott McFarlane

CFO 

Ross Tennenbaum

Payments and payment method:

Your Account Manager will send you a link from Sertifi, Inc. in order to complete your payment information and verification. 

Accounts receivable  

To reach the Accounts Receivable department, submit a support case

Payment terms

Avalara’s payment terms are outlined in your contract.

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