Team

Keith Papa, CPA

Keith Papa a Certified Public Accountant with over 25 years of experience. Keith joined DKC in January 2014 as a senior accountant. He was named a Director of DKC effective July 1, 2021. Prior to DKC, Keith worked at Edward C. Hawkins & Co, Ltd., a public accounting firm in downtown Cleveland, from August of 1995 through December 2013.

During his career, Keith has provided accounting, tax, and consulting services to a wide range of business clients. This work has included preparation of compiled, reviewed, and audited financial statements and tax returns for clients in the manufacturing, construction, distribution, service, and retail industries with annual revenues ranging from $1 million to $65 million, as well as for employee benefit plans and non-profit clients. In addition, he has provided tax preparation and planning for individuals, estates, and trusts.

Keith specializes in tax return preparation and planning for high net income/net worth individuals, expatriate individuals, trusts, and estates, as well as accounting and tax services for businesses in the construction contractor industry.

Keith graduated from John Carroll University with a Bachelor of Science in Accounting and has been a Certified Public Accountant since September 1997. Keith and his wife, Jo Ann of twenty-two years live in Brunswick, Ohio with their three daughters. Outside of work, Keith enjoys spending time with his family, walking, and golf.

Keith is a member of the American Institute of Certified Public Accountants (AICPA) and the Ohio Society of Certified Public Accountants (OSCPA).

David Mathena, CPA

David manages the Canton office at Donovan, Klimczak and Company (DKC). He joined DKC in 2006, after beginning his career with a regional CPA firm in the Cleveland area, and was named a Director at DKC effective July 1, 2021. David works with small business owners in a variety of industries, with a specialization in oil & gas. He also serves many not-for-profit organizations.

David graduated from Kent State University with a Bachelor's in Business Administration. He is a member of the American Institute of Certified Public Accountants and the Ohio Society of Certified Public Accountants. David also serves as the Treasurer for a Christian youth ministry, with an outreach in Kenya, Africa.

David resides in Munroe Falls with his wife Karen and their three children. He enjoys woodworking in his spare time.

Mark Chapman, CPA

Mark is the Partner in charge of the tax department at Donovan, Klimczak and Company, with over 25 years of experience. Prior to joining DKC, Mark worked with several local CPA firms providing tax services to clients. Mark also taught accounting at a local university for two years.

Mark attended the University of Akron and obtained both his Bachelor's degree in Accounting and Master's degree in Taxation. He is a member of the American Institute of Certified Public Accountants and the Ohio Society of Certified Public Accountants. Mark lives in Stow with his wife Nadine.

Rex Edwards, CPA

Rex Edwards, CPA, began working with his family’s Public Accounting firm in 1972 after graduating from Wittenberg University with degrees in Accounting and Business Administration. Rex became a CPA in 1982. After company founder Tom Edwards III retired in 1986, Rex partnered with his brother Tom IV until 2000. Rex was the sole owner of the firm until joining the Donovan Klimczak group in January 2015.

Rex and Donna have two sons. Aaron works full time for DKC- Edwards Accounting, LLC and Scott works part time during tax seasons. Rex’s hobbies include golfing and fishing.

David Komer, CPA

David manages the accounting and auditing department and the quality control at Donovan, Klimczak and Company (DKC), with over 33 years of experience in public accounting. Prior to joining DKC in 2007, David was a manager with the national accounting firm, RSM McGladrey, Inc., where he worked for over 12 years. Along with expertise in construction and real estate, David has worked with non-profit organizations for over thirty years.

David graduated magna cum laude from the University of Akron with his Bachelor's degree in Accounting. He is a member of the American Institute of Certified Public Accountants and the Ohio Society of Certified Public Accountants.

He resides in Macedonia with his wife Karen. They are the proud parents of two sons and grandparents of one boy. He has enjoyed working with the Boy Scouts for over 16 years. David was active in his church's finance and administrative council for over 15 years. Dave enjoys reading, exercising and has hobbies of gardening, radio-control and camping.

Richard K. Warfield, CPA

Richard Warfield, a partner in DKC-Warfield & Company, founded Warfield & Company CPAs Ltd., a tax, accounting and consulting firm in 2006. Rich specializes in working with small businesses and high net worth individuals. Warfield & Company CPAs merged with the Fairlawn based CPA firm Donovan, Klimczak & Company on January 1, 2017 and the Hudson firm is now known as DKC-Warfield & Company.

Rich's thirty-five years of professional experience include 3 years in New Jersey and New York with Grant Thornton, an international accounting firm, where he solidified his extensive tax knowledge serving large and closely held companies. Locally Rich has also been a tax director at Saltz, Shamis and Goldfarb (SS&G) in Akron and formerly was a partner in the Mayfield Heights firm, Zucker & Warfield, Inc., where he developed a not-for-profit practice serving labor unions and charitable organizations.

Today, Mr. Warfield's clients are primarily closely held companies, not-for-profit organizations and high net worth individuals. Two of the most valuable services Rich frequently provides for his closely held business clients are year-end tax planning and ongoing consulting services for growing their respective businesses.

Rich holds a Bachelor's degree in Business Administration from Kent State University and is licensed to practice as a Certified Public Accountant in Ohio and New Jersey. Rich, his wife Barb and their two children Chris and Emily, reside in Hudson and they enjoy golf, ice hockey, volley ball and traveling.

Mr. Warfield is a member of the following associations and organizations:

• American Institute of Certified Public Accountants
• Ohio Society of Certified Public Accountants
• Rotary Club of Hudson, Past President and current Board Member
• Hudson Rotary Foundation, Current Board Member
• Hudson Community Foundation, Former Board Member
• Northwest Bank Advisory Board Member
• Hudson Chamber of Commerce, Past President
• Lake Forest Country Club, Former Treasurer and Former Board Member
• Lifeworks Leadership, Former Board Member

Mark Wirkus, CPA

Mark Wirkus joined DKC-Warfield Company in November 2020 as a senior manager. Mark’s thirty-seven-year accounting career includes nine years at Price Waterhouse, an international accounting firm as an audit manager, providing audit services to large privately held companies, publicly traded companies, not-for-profit entities, and a wide range of retirement plans. Most recently, Mark spent twenty-four years with a local CPA firm as its director of accounting and quality control, serving closely held businesses in assurance services, accounting and tax matters and general business consulting.

Mark graduated from Akron University with a Bachelor of Science in Accounting and has been a Certified Public Accountant for thirty-four years.

Mark specializes in providing account and attest services for privately held businesses including audits, reviews and compiled financial statements and audits of retirement plan audits.

Mark and his wife, Jan of thirty-seven years live in Broadview Heights where they raised their four children. Outside of work, Mark enjoys spending time with his family and friends participating in outdoor activities including fishing, boating, hiking, and traveling. He also enjoys participating in and watching sporting events as time permits.

Mark is a member of the American Institute of Certified Public Accountants (AICPA) and the Ohio Society of Certified Public Accountants (OSCPA).