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"One of the most important aspects of COST is that it genuinely caters to the multistate tax needs of its member companies. Providing cutting edge educational programs and publications, acting as a clearing house for SALT resources, taking amicus positions on important SALT court cases and otherwise lobbying and weighing in on leading SALT legislation."
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STRI Officers and Board

The State Tax Research Institute is a 501(c)(3) entity that serves as the research and educational arm of COST. As such, the Officers of COST serve on STRI’s Board of Directors, and COST’s executive leadership serves as the Officers of STRI. For more information, please contact Doug Lindholm.

Amy Thomas Laub

STRI Chair

Technical Director, Tax
Nationwide Insurance Company
Columbus, OH
(614) 249-7070
thoma30@nationwide.com

Douglas L. Lindholm

STRI President

President & Executive Director
Council On State Taxation
Washington, D.C.
(202) 484-5212
dlindholm@cost.org

Charles W. Drury, Jr.

STRI Treasurer

Vice President & Chief Operating Officer
Council On State Taxation
Washington, D.C.
(202) 484-5214
cdrury@cost.org

Karl A. Frieden

STRI Secretary

Vice President, General Counsel
Council On State Taxation
Washington, D.C.
(202) 484-5215
kfrieden@cost.org

Arthur J. Parham, Jr.

STRI Director

General Tax Advisor
Entergy Services, Inc.
The Woodlands, TX
(832) 257-7455
aparham@entergy.com

Robert J. Tuinstra Jr.

STRI Director

Director - Domestic Taxes & Corporate Tax Counsel
E.I. DuPont De Nemours and Company
Wilmington, DE
(302) 992-4722
robert.j.tuinstra@dupont.com