Kyler Kohler Ostermiller & Sorensen, LLP (“KKOS Lawyers”) was founded by attorneys Chris Kyler and Mark Kohler in 2001. Today, KKOS Lawyers assists clients nationwide from offices in Arizona, California, and Utah. Our firm handles business planning, estate planning, tax planning, self directed retirement planning and ERISA, securities law, litigation, government relations, and real estate. We have achieved numerous victories for our clients in Court, in the Utah Legislature, and in advising thousands of clients in their individual businesses and estates. Our firm strives to provide effective, competent counsel at competitive rates. Our firm has attorneys licensed in Utah, California, Colorado, Arizona and Nevada.

Our lawyers include Mark Kohler, CPA Attorney at Law, who is a national speaker on the topics of asset protection, estate, business and tax planning. His most recent book released in 2011, titled “What Your CPA Isn’t Telling You-Life Changing Tax Strategies” is published by Entrepreneur and has received rave reviews for its unique fictional story approach. He is also the national best-selling author of “Lawyers are Liars- The Truth About Protecting Our Assets.” Mark is also a regular columnist for, hosts the weekly live radio show “The Mark Kohler Show” on Blog Talk Radio, and manages our business and tax planning practices.

Our government affairs lawyers are Chris Kyler and Mike Ostermiller. They have both been repeatedly recognized as Utah Legal Elites in the area of Government Relations by Utah Business Magazine and regularly represent clients before the Utah Legislature. In addition to their association with our firm, Chris serves as the Chief Executive Officer for the Utah Association of Realtors and Mike Ostermiller serves as the Chief Executive Officer for the Northern Wasatch Association of Realtors.

Mathew Sorensen joined the firm in 2006 and serves along with Mark Kohler as the firm’s co-managing partner. Mat works out of the Phoenix, AZ office. Mat has handled matters ranging from felony jury trials, to multi-million dollar business transactions, to contested litigation resulting in million dollar recoveries for his clients. Mat has represented insurance companies, individuals, and businesses large and small and works hard to aggressively and effectively protect his clients’ legal interests. Mat has litigated cases in Utah, Arizona, and in California (pro hac vice). In his business planning practice, Mat has set up over five hundred business entities for clients and has completed numerous SEC Private Offerings. Mat also regularly counsels clients with self directed retirement accounts and helps them avoid prohibited transactions and find creative structures that facilitate investment objectives and are in compliance with the law. Mat has recently been recognized as a Utah Legal Elite by Utah Business Magazine in the area of Corporate Counsel.