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Our Team

Tim VanLaan 2017

Timothy VanLaan, CHBC

Service Areas:  Tax & Accounting Services, Practice Merger & Acquisition Support, Business Planning & Assessment, Income Splitting Assistance

Tim has been with GMG since 1999.  He worked part time while attending Cornerstone University.  Upon completion of his Bachelors of Science degree, majoring in Accounting, he became a full-time accountant and consultant.

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In 2007 he became a Certified Healthcare Business Consultant.  Currently, he is an owner and serves as the treasurer for the company.  His responsibilities include client services, business advisory and consulting services to physicians and medical group practices.  Tim’s tax expertise provides clients with business and personal tax preparation, planning and annual review.

Tim enjoys playing and watching sporting events.  He plays on a softball team during the summer.  He really enjoys coaching his children in the sports that they participate in.  Tim is married to Lisa and has three children, Levi, Samuel, and Noelle.

Cindi TimmerWalker

Service Area: Practice Management

Cindi is a health care management consultant and partner at Grand Management Group.  She graduated from Grand Rapids Community College with an Associates degree in Business Administration. Her experience in healthcare administration includes private practice management of primary care and surgical specialty offices.

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After 10 years as a medical biller and supervisor – she joined Grand Management Group in 1998 and assisted in building a department of practice management specialists and has continued to work in the areas of private practice management consulting.  Her areas of specialty include practice development, practice efficiency, practice/operations assessments, new practice start-ups, human resource management, billing and HIPAA compliance and training, EHR utilization efficiency, policy and procedure development and implementation, patient centered medical home implementation, meaningful use implementation, fee schedule analysis, accounts receivable management, reimbursement training and management and patient hospitality.  Additionally, Cindi has been instrumental in the implementation and customization of several EHR and practice management systems during the course of her career. 

Cindi grew up in Grand Rapids and now lives south of Grand Rapids with her husband Alan.  She enjoys physical fitness, boating and is an avid slalom skier. 

Sue Maddox

Sue Maddox

Service Areas: Tax and Accounting Services, Payroll & Payables and Customer Service

Sue is one of the original members of GMG.  She has over 40 years of experience in accounting, tax and administrative work.

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Sue lives in Walker with her husband Bob and enjoys cooking, baking and spending time with family and friends.


Kathy Cihacz

Service Areas: Tax and Accounting Services, Payroll and Payables

Kathy joined the accounting staff team at Grand Management Group in November 2017. She graduated from Muskegon Community College with her Associates Degree in Business and has worked for over 25 years in the area of finance in the manufacturing industry.  Kathy’s experience includes accounting, accounts payable and receivables and departmental budgets.

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Kathy enjoys canning and pickling a variety of foods.  She and her husband Pat enjoy kayaking and camping during Michigan summers. Kathy and Pat have 2 children and 3 beautiful grandchildren, who they love to spend time with.  

Rebekah Cullen

Service Areas:  Tax & Accounting Services, Payroll and Payable

Rebekah joined the accounting staff team at Grand Management Group in November of 2017.  Rebekah graduated from Grand Valley State University in December of 2014 with a Bachelors of Business Administration in Accounting.   After graduating she worked at a small public accounting firm for two years specializing in tax, audit, and accounting.

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In her free time, she loves everything outdoors especially backpacking.  She also enjoys crocheting and sewing.

Shawn Elmer

Shawn Elmer

Service Area: Retirement Plan and Benefits Administration

Shawn graduated from Cornerstone University with a Bachelor of Arts with an emphasis in Business Administration/Marketing. After college, Shawn worked for seven plus years in the banking industry as a project manager on the mortgage acquisition and sales team. Shawn then went on to work the next three years as an Inventory Control Analyst.

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He joined Grand Management Group in 2004 as an administrator of retirement plans.

Shawn loves playing sports and currently plays softball, soccer and volleyball throughout the year. Shawn grew up overseas, but still considers himself to be a native of Grand Rapids. Due to his upbringing, Shawn has an ingrown passion for traveling internationally and does so with his wife any opportunity he can.

Joe VanLaan

Joe VanLaan

Service Areas: Tax and Accounting Services, Payroll and Payables

Joe started with Grand Management Group in August of 2005 as an intern, while pursuing his degree at Grand Valley State University. After graduating with a Bachelors degree in Business Administration and Accounting in December 2006, he was hired as a full-time accountant.

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Joe earned his Enrolled Agent credential in 2014, and assists clients with any accounting, payroll, or tax needs they may have.  He has previously served on the board of the West Michigan Dental Foundation and has experience with non-profits.

Joe grew up in the Grand Rapids area and currently lives in Hudsonville with his wife Stacey and daughter Eloise and son Atticus.  He enjoys playing and watching sports, as well as spending time with his family.

Lorie Stewart, CMPE

Service Area: Practice Management

Lorie is a seasoned senior manager and leader. Lorie received her bachelor’s degree from Abilene Christian University where she majored in business with a minor in education. She joined Grand Management Group in March of 2016. Lorie brings a wealth of medical practice, leadership and marketing experience to the team. Her skills range from initial set up of newly forming offices, managing vibrant fast paced growing practices, working as the liaison between private practice and hospital systems, maintaining morale during acquisitions, and employee development and marketing.

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Her 25+ years includes working in hospital settings, primary care, physical therapy, specialty offices (audiology, urology and pain management), higher education, marketing, along with real estate and land development.

Lorie has been active in MGMA and MiMGMA, serving on the board of director’s as chair for the TechNet committee. She has a passion as a lifelong learner, adding the designation of Certified Medical Practice Executive (CMPE).  Lorie completed the final requirements established by the American College of Medical Practice Executives (ACMPE) in June of 2016.

In her spare time, Lorie and her husband enjoy collecting mid-century modern items and furniture, music, and spending time with their two adult children. You can also find Lorie on long walks with her dog, at the gym, cooking or up north at the cabin.

Nicole Garbacik

Service Areas:  Practice Management Assistant and Customer Service

Nicole joined Grand Management Group in January of 2018. She supports the practice management consultants, accountants and clients as well as managing all aspects of provider credentialing.

Nicole obtained her Associates degree in Applied Science and graduated from Ferris State University with her Bachelor degree in Healthcare Business Administration in 2012. 

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Nicole has been working in direct patient care as a Certified Nurse Assistant since 2013 and has a passion for helping others.

Nicole grew up in the Grand Rapids area. She enjoys spending time with her friends and family, camping, playing euchre, watching sports and running. Nicole has four siblings and a niece and a nephew, Samantha and Lucas, that she absolutely adores and loves spending time with.

News & Notices

Alimony Changes

Alimony paid under post-2018 divorce decrees will no longer be deductible.   Recipients will no longer be taxed on alimony they receive.  Older divorce decrees can be modified if both parties agree.

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