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CSC Corptax® puts help within easy reach. Simply choose a category below to ask a question or request assistance. Someone will be in touch soon!

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Request a Demo

Ready to see how Corptax solutions help you transform tax? See a complimentary demo tailored to your needs.

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Product Information

Learn how Corptax products help tax departments streamline global-to-local tax. Tour software solutions covering the complete tax lifecycle.

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Request Support

CSC Connections is your 1-stop destination for answers, peer discussions, training, news, and your primary channel to request support.

Our Locations

Chicago

222 S Riverside Plaza, Suite 2310
Chicago, IL 60606
Location Information
  847.236.8000

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Buffalo Grove

2100 E Lake Cook Road, Suite 800
Buffalo Grove, IL 60089
Location Information
  847.236.8000

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Dallas-Fort Worth

4400 State Highway 121, Suite 500
Lewisville, TX 75056-1171
Location Information
  972.677.4200

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San Diego

13500 Evening Creek Drive N, Suite 500
San Diego, CA 92128
Location Information
  858.547.4100

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CSC Headquarters

251 Little Falls Drive
Wilmington, DE 19808
  302.636.5400

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Learn More from Corptax

800.966.1639