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About the Sales Tax Clearinghouse


Facilitating the calculation of sales and use taxes

STC is the only sensible way for businesses to calculate sales and use taxes for the nation's 7,000 taxing authorities at the state, county, and city levels.

Please review a description of our services to see how we can best serve your needs.

Sales Tax Clearinghouse is a Delaware corporation, with offices in Pennsylvania, just outside of Philadelphia.

STC was founded in August 1999 by Clifford A. Farmer and Gregory M. McCauley, Esq.

Clifford A. Farmer
1130 Darczuk Dr
Garnet Valley, PA 19060
(610) 558-9423

Gregory M. McCauley, Esq.
510 Kennett Pike
P.O. Box 115
Chadds Ford, PA 19317
(610) 388-4474