- Immigration Lawyers in Columbus, | CGMIMM

Porter Law Office LLC is an AV Preeminent® Rated boutique law firm located just outside Columbus, Ohio in the suburb of Gahanna. Our top-rated firm helps taxpayers resolve tax controversies with the IRS. We have helped numerous taxpayers successfully obtain offers in compromise, installment agreements, not collectible status, lien and levy releases, penalty abatement, and innocent spouse relief. We also help obtain U.S. immigration benefits for businesses and individuals.