McKinnon Patten & Associates LLC

About McKinnon Patten & Associates LLC

McKinnon Patten & Associates LLC is a local Dallas, TX CPA Firm providing local businesses and individuals with tax and accounting services. We know our small business owners take pride in their business - and we do too - which is why we work hard to reduce your expenses and increase your productivity. We also take our knowledge in savings and translate that to reliable tax services to help our individual clients maximize income and minimize taxes.

Since our firm was founded in Dallas, TX in 1969, our priority has always been our client’s business. We listen. We consider. We advise. We deliver. We run our firm for today and tomorrow, so your needs will be met now and in the future.

McKinnon Patten offers services at all stages of the business life cycle. Whether you are looking to purchase a business, optimize your tax structure, improve productivity and controls, reduce expenses, raise capital, or are ready to retire and sell your business, McKinnon Patten can help you achieve your goals.

Our Team

Mark Patten, CPA

Mark Patten, President

Mark specializes in tax planning and strategies for high net worth individuals and small to mid-size owner operated businesses. Mark also specializes in business valuation for purposes of tax planning and strategic transactions.

Mark is a CPA licensed in Texas with ABV and CFF designations. Mark has an MBA with concentration in Finance from Duke University and a BBA in Accounting from the University of Houston.

Mark can be reached at 214-696-1922.

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David McKinnon, CPA

David McKinnon, Founder Emeritus

David founded the firm in 1969 primarily working with oil and gas industry clients. He has over 50 years of experience in the oil and gas business as an accountant and a working interest participant. David developed the firm’s trust and estate practice and serves as trustee for a number of client trusts.

David is a CPA licensed in Texas. David has a BBA in Accounting from Southern Methodist University.

David can be reached at 214-696-1922.

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Michael Carpenter, CPA

Michael Carpenter

Michael has been with McKinnon Patten and its predecessor firms for over 33 years. Michael specializes in advising businesses and individuals in accounting, tax planning and developing tax strategies. Michael has significant experience in oil and gas taxation and accounting as well as assurance services for a diverse range of industries.

Michael is a CPA licensed in Texas and has a BBA with emphasis in Accounting from East Texas State University.

Michael can be reached at 214-696-1922.

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Cassie Hall

Cassie Hall

Cassie is a tax accountant with McKinnon Patten. She focuses on tax planning and preparation of business valuations and financial analysis. Prior to coming to McKinnon Patten, she worked in Sports Medicine as a certified athletic trainer, and taught English in Beijing, China.

Cassie has a Bachelor of Arts from Ouachita Baptist University and is currently pursuing a Master of Science in Accounting from Texas A&M University-Commerce.

Cassie can be reached at 214-696-1922.

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Rance Hall Accountant

Rance Hall

Rance has been with McKinnon Patten and its predecessor firms for over 40 years. Rance specializes in tax planning and strategies for high net worth individuals and small to mid-size owner operated businesses.

Rance has significant experience in oil and gas taxation and accounting. Rance also has significant experience in trust and estate planning and serves as trustee for a number of client trusts. Rance has a BBA in Accounting from Louisiana Tech University.

Rance can be reached at 214-696-1922.

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David Lyke, CPA

Daniel L. Lyke

Dan has been with McKinnon Patten and its predecessor firms for over 35 years. Dan specializes in tax planning and strategies for individuals and small to mid-size businesses. Dan has significant experience in oil and gas taxation and accounting as well as assurance services for a diverse range of industries.

Dan is a CPA licensed in Texas and has a BBA with emphasis in Accounting and Data Processing from Chadron State College in Nebraska.

Dan can be reached at 214-696-1922.

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Jeff Lyon

Jeff Lyon

Jeff has been with McKinnon Patten and its predecessor firms for over 29 years. Jeff specializes in tax planning and strategies for individuals and small to mid-size businesses. Jeff has significant experience in oil and gas taxation and accounting as well as Trust and Estate taxation and planning.

Jeff is a CPA licensed in Texas and has a BBA with emphasis in Accounting from the University of Texas in Arlington.

Jeff can be reached at 214-696-1922.

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Austin Southerland

Austin Southerland

Austin specializes in tax planning and developing tax strategies for high net worth individuals and small to mid-size businesses. Austin also specializes in comprehensive financial planning for individuals and their families with focus on wealth preservation and transfer.

Austin is a CPA licensed in Texas with the PFS designation. Austin has a Master of Accountancy from Abilene Christian University and a BBA with emphasis in Accounting and Financial Management from Abilene Christian University.

Austin can be reached at 214-696-1922.

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mandy

Mandy Thiebaud

Mandy specializes in tax planning and strategies for individuals and small to mid-sized businesses. Mandy assists business owners with complex business transactions and succession planning. She also assists start-up businesses with entity type selection and formation. Mandy has a wide range of experience across both public and private businesses.

Mandy is a CPA, licensed in Texas, and has an MBA, with a concentration in Finance, from Southern Methodist University as well as a BBA in Accounting from Tarleton State University.

Mandy can be reached at 214-696-1922.

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Deborah Hall, Accountant

Debra Hall, Accountant / Office Manager

Debbie has been a practicing accountant with McKinnon Patten and its predecessor firms for over 35 years. She has significant experience with QuickBooks and general accounting functions in addition to preparing payroll and state tax returns. Debbie also assists with the preparation of both corporate, personal income tax returns.

Debbie works closely with a variety of businesses and assists them with related tax and financial issues. She derives great satisfaction from helping her clients keep their books in order and staying organized.

Debbie can be reached at 214-696-1922.

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Kerrie Thompson

Kerrie Thompson, Office Administrator

Kerrie has been with McKinnon Patten and its predecessor firms for over 6 years. Kerrie has significant experience with general accounting functions and office administration.

Kerrie is in charge of processing and delivery of all tax returns for the firm. Kerrie maintains all client files and assists in preparation of client tax returns. Kerrie keeps the firm running smoothly.

Kerrie can be reached at 214-696-1922.

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Interested in seeing how McKinnon Patten & Associates LLC can help you with your tax or accounting needs? Give us a call at 214-696-1922 or contact us to Request a Consultation. We look forward to working with you!