About Us


At M. Jeffrey Martin, CPA, LLC, listening is the foundation of our business. We take the time to get to know our clients so we can find practical ways to meet their accounting and tax needs, understand their struggles, and help them achieve their financial goals. From startups and entrepreneurs to established enterprises, we provide quality accounting services and strategic tax planning to all types of businesses. We also offer prompt and accurate income tax preparation for business owners and individuals. Our staff is able to speak and understand Spanish.

Trusting your business or personal finances with someone you don't know can be challenging. At M. Jeffrey Martin, CPA, LLC, we understand the difficulties behind choosing the right Saint Simons Island CPA for you or your business, which is why we offer a free initial consultation. This allows you to get to know us and us to get to know your business - so we can build a long-term professional relationship.

Give us a call today at 912-634-7722 to get started. We look forward to working with you.

Jeff Martin Best of Georgia 2022

M. Jeffrey Martin, C.P.A.

Jeff Martin, C.P.A., a native of Albany, Georgia, received his Master of Taxation degree from Georgia State University in 1993. He also graduated from the University of Georgia in 1987 with a Bachelor of Arts degree, majoring in economics. Since graduation, Mr. Martin has continued his professional development through various professional development courses sponsored by the Georgia Society of Certified Public Accountants, the Internal Revenue Service, the National Association of Tax Professionals, and other professional organizations.

Jeff is a member of the Georgia Society of Certified Public Accountants and the National Association of Tax Professionals. He currently serves as treasurer of Saint Simons Christian School and the Demere Village Medical Center Condominium Association. He is past president of the Saint Simons Kiwanis Club, the Saint Simons First chapter of BNI, and the Coastal Georgia Chapter of the Georgia Society of Certified Public Accountants. He is also past treasurer of Keep Brunswick‐Golden Isles Beautiful, the Saint Simons Boating and Fishing Club, and the Child Evangelism Fellowship of Coastal Georgia (the Good News Club). He is a graduate of the Leadership Glynn Class of 2004.

Jeff has thirty years of public accounting experience. Six of those years were with the firm of George A. Pennington & Co., LLC CPAs in Atlanta, and he spent six years with Moore Stephens Tiller LLC CPAs in Brunswick, Georgia. He also has five years of private practice in the financial services industry dating back to 1987.

Jeff opened his own practice in 2008 as M. Jeffrey Martin, CPA, LLC, bringing with him experience in auditing and accounting, income tax preparation and planning, business management, and estate and gift tax planning and preparation.

Jeff is married to the former Lynn Montgomery, a 1984 graduate of the University of Georgia. They have two daughters, Lindsey and Katie. In his spare time, Jeff enjoys reading, golfing, and spending time with his family. He is a member of Community Church St. Simons, where he serves on the worship production team in visual projection and lighting.

Lisa Kok

Lisa Kok, Staff Accountant

Lisa Kok, a native of Phoenix, Arizona, received her Bachelor of Science in Accounting degree from Grand Canyon University in 2000. Following graduation, Mrs. Kok began working for national homebuilder and Fortune 500 Company, KB Home, in its Regional Accounting Center as a staff accountant. In her five years with KB Home, Lisa reached the level of Cost Accountant before taking a leave from the accounting workplace in order to focus full-time attention to mothering her three children.

In March of 2015, after a 9-year hiatus from accounting work, Lisa joined the firm M. Jeffrey Martin, CPA, LLC on a part-time basis, primarily in income tax preparation. She continues to learn various aspects of accounting through QuickBooks and Drake Tax Software training courses.

Lisa lives in Brunswick, Georgia and is married to Mark Kok, the Headmaster of Saint Simons Christian School. They have three school-aged children, Olivia, Emma, and Nolan. Lisa’s primary job remains her home and family, and she currently serves as School Lunch Coordinator, Room Mom, and PTA Treasurer.

Lynn Martin, Office Manager and Bookkeeper

Lynn Martin, a native of Thomson, Georgia, received her Bachelor of Science degree from the College of Family and Consumer Sciences at the University of Georgia. Following graduation, she worked with a large customer service team at McCaw Cellular Communications (predecessor of AT&T Wireless Services) in Honolulu, Hawaii. After a couple of years she moved to Atlanta, Georgia, working again in the same field with a regional wireless provider. Lynn took a hiatus from the work force after her two beautiful children, Lindsey and Katie, were born. She returned to the work force with M. Jeffrey Martin, CPA, LLC 11 years ago in the role of office manager and part owner with her husband of 34 years, Jeff Martin. She is a member of Community Church, St. Simons and serves with the coffee team on Sundays.