About Us

ezMATRIX sales tax
decision making tool

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ISTS specializes in providing industry specific, up-to-date, taxability matrices allowing companies to make quick and accurate sales and use tax decisions when billing customers on SOFTWARE RELATED TRANSACTIONS.
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A leading provider of sales & use tax decision-making tools for SOFTWARE, DIGITAL AND CLOUD SERVICES.

At ISTS, we recognize the complexities associated with administering the sales & use tax function. Charging the wrong sales tax on your products and services is inefficient and costly. Credit memos are expensive and mistakes damage customer relationships. ISTS is revolutionizing the way sales and use tax decisions are made. With our user-friendly, web based tool, your company can internally make quick and accurate taxability decisions.

Our Founder
Carolynn Kranz is a nationally recognized expert in sales and use tax matters, focusing on the high tech industry. With over twenty years of experience, much of it in Big Four firms, Carolynn has dedicated her career to assisting clients in evaluating the sales and use tax impact of their constantly changing technology models. Carolynn was recognized by State Tax Notes in its monthly State Tax Spotlight, which regularly profiles a person or organization influential in the state and local tax world. In addition, Carolynn is a frequent speaker on multi-state sales and use tax matters for clients, businesses, and a number of professional organizations, including the ABA, COST, IPT, NYU, and TEI. Carolynn is also the current President of the Business Advisory Council to the Streamlined Sales Tax Governing Board. Carolynn has also authored a book published by LexisNexis - State Tax Guide to Digital Content and Cloud Services, 1st through 7th Editions; a chapter of IPT's book on Sales and Use Taxation; numerous articles for LexisNexis' Practitioner Insights; and has been published in State Tax Notes, BNA, and the Pennsylvania CPA Journal.

Industry Focus (Our Expertise)
ISTS specializes in providing industry specific, up-to-date, taxability matrices allowing companies to make quick and accurate sales and use tax decisions. We understand the challenges of determining the taxability of SOFTWARE, DIGITAL AND CLOUD SOLUTIONS in the many jurisdictions they do business. Our product is industry focused, taking the guesswork out of making taxability decisions. Our product empowers your accounting and finance departments with the tools necessary to make quick and accurate taxability decisions.

Up-to-Date Guidance
ISTS continually tracks and analyzes legislative, administrative and judicial changes that impact SOFTWARE RELATED TRANSACTIONS. Our products are updated frequently giving you access to the latest sales & use tax provisions impacting your business.

Support & Training
At ISTS, we want you to get the most out of your subscription. We offer a free, live, webcast session as part of your subscription. In addition to training on our products, ISTS can provide on-site sales and use tax training for your staff. Programs can be customized to meet your training needs and most programs qualify for CPE credits.

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