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Meet our staff





Zehner, Maloy & Associates, CPA's LLC is built on a proud tradition of service, technical expertise, and innovative thinking. Our staff's experience and academic credentials give our clients the depth of knowledge you'll find in a larger firm, while their dedication to superior customer service offers the personal, one-on-one approach for which smaller firms are known.



We hope you'll take a few minutes to get acquainted with us!


Our Team

Donald J Zehner, Jr. - CPA Managing Partner

Don was born in Winamac and raised in Monterey, Indiana. He graduated from Culver Community High School in 1976. Zehner attended Saint Joseph's College of Indiana earning a Bachelor of Arts in Accounting and Bachelor of Arts in Economics. Don started as an intern for Smith, Reed & Company in Lafayette, Indiana. On June 2, 1980, he accepted a full-time position with the same company. In May of 1982, Zehner passed the Uniform CPA exam and was promoted to Senior Staff Accountant. In 1983, he obtained his license to practice as a CPA in Indiana. That same year, he was appointed to the Indiana CPA Society ICPAS Firm Day Committee. The following year, he was appointed to the Indiana CPA Society Small Business Technology Committee. In May of 1985, Don was promoted to Manager. During this year and for the next three, he was also appointed to The American Institute of CPA's Small Business Computer Committee. Don was the co-author of several AICPA guides to Microcomputer Software Installation for Accountants. In 1986, he transferred to the Logansport office of Smith Thompson Wihebrink CPA's (successor firm of Smith, Reed & Company). For ten years, beginning in 1989, Don was the managing shareholder of their successor firm, Wihebrink & Zehner, CPA's PC.

Through all those years, Don has had the loving support of his wife, Pamela McCune. Married in August of 1980, they are the proud parents of six children: Benjamin M, Arin S. Shaver, Jordan A, Lauren Z. Ray, Peyton L and D. Bryan B Zehner. Don and Pam also have three grandsons, Mason, Gavin & Ashton Shaver and one granddaughter Evenlyn Rose Meyer.

Outside of accounting he enjoys family activities and computer technology, especially in relation to non-traditional programs that could be used in business.

Ryan P Muller, CPA - Partner

Ryan was born and raised in Logansport. He graduated from Logansport High School in 2000. He received a bachelor’s degree in Accounting and a minor in Finance from Purdue University. Ryan started an internship with our firm in 2003 and in 2004, he joined the firm full-time. Ryan continued graduate studies and in August 2010 he passed the CPA exam and obtained his license to practice as a CPA in Indiana. He is a member of the AICPA society and the Indiana CPA society. During these years Ryan became a very active volunteer for several community organizations such as Habitat for Humanity, PEAK Community Services, and Knights of Columbus. Ryan is also involved at All Saints Catholic Church.

Ryan was married to Mandy Pugh in 2011. They quickly started a family and enjoy raising 4 children Clare, Paul, Samuel and Katherine. Family life keeps Ryan very busy. He likes sharing some of his favorite hobbies with his kids such as fishing, camping, and coaching their sports teams.

Chris S Healey - CPA

Chris is a 1994 graduate of Tri-County High School. She attended Saint Joseph’s College in Rensselaer, Indiana, earning a Bachelor’s degree in Accounting in 1998. She was awarded her CPA license in October 2001. She interned with our firm in 1997, joined full time from 2002-2008 and rejoined the firm at the end of 2020. She is a member of the AICPA society and the Indiana CPA society. She resides in Rensselaer with her husband, Chad, and their two daughters, Alexis and Grace. She enjoys camping, reading and spending time with her family.

David B Hinkle - Senior Associate

Dave is a graduate of Indiana University of Bloomington with a degree in Accounting. His Walton practice merged with our firm in 2004.

Dave lives in Muncie, Indiana with his wife Marylou. Hinkle enjoys golf, hunting and fishing.

Jason M Potthoff - Senior Associate

Jason is a graduate of Culver Community High School. He attended Saint Joseph's College in Rensselaer, Indiana, earning a Bachelor's degree in Accounting. Potthoff joined the firm in 1996 and is a Senior Associate. He resides in Winamac with his beautiful wife Monica and their two sons Dalton & Justin. When not focused on accounting, he keeps busy with his Lawn Care & Landscaping business. Jason enjoys hunting and playing poker.

Josh A Reeser - Senior Associate

Josh is a graduate of Logansport High School. Josh went on to attend Ancilla College on a baseball scholarship. After graduating with an Associate's degree, Josh moved on to Indiana University Kokomo. There, he graduated with a Bachelor's Degree in General Studies and a Post Bachelor's Degree in Accounting. Josh first joined ZMA as an intern in 2009, before becoming full-time in 2011. Josh works closely under Don and Ryan preparing several corporate and personal tax returns. In addition, he enjoys working clients with QuickBooks and payroll issues. Josh is a very active volunteer serving on the United Way of Cass County board of directors and other local organizations.

Josh married Krista Williams in 2008, which they have three beautiful children, Savannah, Everly, and Jasper. He enjoys umpiring baseball, coaching softball, sports, and spending time with family.

Leeann W Murray- Office Manager

Leeann was born in Lima, Ohio. She graduated from Miller City High School in 1989. She received a bachelor's degree in Accounting from the University of Dayton. She worked in the accounting department at Kollmorgen Electro-Optical in Northampton, MA for 4 years. She then moved to Ohio and worked in customer service at AshtaChemicals until she took time away from work to have children. She moved to Indiana in 2005 and started doing bookkeeping at Leeman Law Office in 2015. She joined our firm in 2022. Leeann is married to Dr. Wm Bruce Murray and has 2 boys, William and Graeme. The family was very involved in Scouting. She enjoys being outside running, backpacking, and downhill skiing.

Bridget K Muller - Document Coordinator

Bridget was born and raised in Logansport. She graduated from Pioneer High School in 1992. Up until recently Bridget has worked in the medical field, where she left for our firm in 2022. Bridget married Neil Muller in 1999 and they quickly brought three kids into the world, Abigail, Bryce, and Cassidy. Family has kept her quite busy with all the children's activities. She enjoys watching her husband and youngest daughter coach in the fall and spending time with her entire family.

Austin B Muller - Associate

Austin was born and raised in Logansport. He graduated from Logansport High School in 2016. He went on to to double major in Accounting and Finance with a minor in Management at Indiana University Kokomo where he graduated in 2020. Austin started an internship with our firm in 2017 and in 2020, joined the firm full-time. Outside of the office Austin enjoys spending time with his baby girl Adelaide, that he just welcomed in the world.

Tina L Nicoll - Tax Season Support

Tina joined our firm in 2001. She is a lifelong resident of Cass County where she and her husband, Brad, still reside. Tina enjoys cooking, putting together puzzles, gardening and most of all, spending time with family.

Cindy L Birnell - Office Manager (Winamac)

Cindy was raised in Walton, Indiana and a 1997 graduate of Lewis Cass High School. She has been around our firm in one way or another since 1990. Cindy has worked in all five office locations (Logansport, Walton, Kokomo, Plymouth & Winamac). In 2011 Cindy bought a home in Winamac and now assists Jason Potthoff. Her role with ZMACPA ranges from managing Winamac’s tax calendar, document imaging, payrolls, initial input of personal tax returns and meeting with clients for their exit conference. Outside of tax season, Cindy manages the office of ProscapeS Unlimited in Winamac.