Who We Are / Staff

Jack Kamka

Tax Analyst

Jack is a Tax Analyst within GTM’s State and Local (SALT) practice. He aids clients in completing their corporate SALT tax returns, maintains a proficient knowledge of state and local tax laws, and efficiently uses different tax software programs to provide clients with the best solution.

Prior to joining GTM, Jack worked as a SALT Tax Consultant at DuCharme, McMillen & Associates, Inc. (DMA) before the practice joined GTM in 2025. During his time at DMA, he conducted extensive research on capital losses and Section 163(j). He also assisted in completing SALT/RAR projects for companies such as Starbucks, TopGolf, Siemens, Northrop Grumman, and many others.

Jack lives with his family in Chicago, IL, where he was born and raised. Outside of work, he enjoys sports, spending time with friends and family, and cooking. He is also an avid fan of the Chicago Cubs and Bears.

gtmtax.com/bio/jack-kamka

GTM Tax
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