Adrian, MI: 4196 West Maple Ave | Jackson, MI: 2530 Spring Arbor Road

Adrian, MI: (517) 263-5788 | Jackson, MI: (517) 787-1400

Our Staff

Gross, Puckey, Gruel & Roof, P.C.’s history is built on a tradition of service, technical expertise, and innovative thinking to meet the needs of a rapidly changing world. The experience and academic credentials of our shareholders and staff provide you with the expertise of larger firms, while our commitment to superior customer service offers a personal, one-on-one approach.


James Parker, CPA

Jim joined the firm in 1980 upon his graduation from Western Michigan University. He has responsibility for the firm’s adherence to technical accounting and tax pronouncements. Jim works primarily with clients in the manufacturing and construction industries.


Brian Nofzinger, CPA

Brian’s practice focus is on audit and attestation services with emphasis on management advisory services. His client base consists of manufacturing, contracting, non-profit organizations and governmental units. In addition, Brian works extensively with employee benefit plan audits. Prior to joining the firm, he served as a corporate accountant for a multi-national manufacturing business.


Daniel T. Brown, CPA

Dan received his Bachelors Degree in Accounting from Defiance College in 2007 and upon graduation joined the firm. Dan provides accounting and tax services on a variety of engagements. He specializes in attestation and tax return preparation services for corporations and individuals. Dan has worked on governmental township audit engagements and is proficient in numerous accounting software systems as well.


Staff Accountants:

Drew Gietzen

Drew received his Bachelor’s Degree in Accounting from Siena Heights University in 2011 and joined the firm upon graduation. He provides auditing, attestation, and taxation services on a variety of engagements including not-for-profits, school districts, and governmental entities.  He also provides tax preparation services for business, individuals, not-for-profits, and governmental entities.

Trey Conrad

Trey received his Bachelor’s Degree in Business Administration with a specialty in Accounting from Northwood University in 2017. He is currently enrolled in the Masters of Business Administration (MBA) program at Spring Arbor University and plans on working toward CPA licensure upon completion. He provides auditing, attestation, and taxation services on a variety of engagements including not-for-profits and governmental entities. He also provides tax preparation services for businesses, individuals, and not-for-profits.

Ashley Britton

Ashley received her Bachelor’s of Business Administration in Accounting from Siena Heights University and has been with Gross, Puckey, Gruel & Roof since 2017. She provides tax services for individuals and corporations, attestation, as well as bookkeeping and payroll compliance for small businesses. She is familiar with multiple accounting and bookkeeping systems.

Keagan Kennedy

Keagan is a recent graduate from Western Michigan University with a Bachelor’s of Business Administration in Accounting. He joined the firm in 2017 soon after graduating and is currently studying for the CPA exam. Keagan provides accounting, attestation, and tax services for not-for-profit and for- profit organizations. He also provides accounting and tax preparation services for individuals and is familiar with many accounting and bookkeeping systems.

Jennifer Buechele

Jennifer Buechele holds an Associates Degree from Jackson College. She joined GPGR in 2007 and focuses on payroll processing; client bookkeeping; payroll tax, Form 1099s and sales tax return preparation. Jennie is a Certified Payroll Professional and is able to assist clients questions on simple to complex payroll issues.

Support Staff:

Jerri Boone

Jerri has over 35 year’s experience providing exceptional customer services to clients on all levels of services they need. She uses her organizational skills to ensure smooth, efficient and accurate operations in a busy work environment. Many times, she is the voice you hear on the phone and the person who initially assists you with your inquiries when you arrive at our office. Jerri manages client billing, accounts receivables and provides notary services.

Mary Nixon

Mary Nixon joined GPGR in 2015 and focuses on bookkeeping, quarterly and annual payroll tax returns, sales tax return processing, advocate for Clients with State of Michigan online websites and assists clients in penalty and interest abatements, annual 1099 reporting, and payroll services coordination. With her 20 plus years of owning and operating her own business she has helped Clients to understand some of the concerns regarding self-employment. She currently serves on the Executive Board of the South Central Human Resource Management Association (SCHRMA), the local Chapter of the Society for Human Resource Management (SHRM) as Treasurer. The resources, compliance, and best practices for Employers is valuable to all Clients large and small. Mary worked previously for a non-profit organization over 18 years as the Business manager/Human Resources Director. She enjoys working in her garden outside and spending time with her 5 Grandchildren.

Of Counsel:

John Gruel, CPA

An Adrian native, John has both an undergraduate and graduate degree from the University of Michigan. He has been in public accounting since 1968. He served four years with a national accounting firm before joining a predecessor firm. John’s client service areas are manufacturing, contracting, retail and food services industries. John is not longer active in day to day activities at GPGR.