Wallun Data Processing, Inc.

Specializing in Construction Accounting Software for over 35 years

Serving Our Customers With Integrity

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Latest News

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A-System’s JobView User Conference Is Coming To OKC!

January 3, 2020

We are excited to announce that the A-System’s JobView Users Conference will be here in Oklahoma City this spring! This is an amazing opportunity to meet other JobView users and to learn more about the software. We hope you will all make plans to join us May 14th-15th for this event. If you would like … More A-System’s JobView User Conference Is Coming To OKC!

2019 Year End

December 31, 2019

This is a copy of the information that we sent to our clients in the 2019 Year End email. If you have not received that email or would prefer to read the information here we have made it available. Sincerely, Danielle Please note: there have been changes to our year end notes. Please read the … More 2019 Year End

2020 Federal Tax Withholding

December 31, 2019

This is a copy of the information that we sent to our clients in the 2020 Federal Tax Withholding email. If you have not received that email or would prefer to read the information here we have made it available. Sincerely, Danielle I recommend that you use the Automatic Update to update all your federal … More 2020 Federal Tax Withholding

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