Meet Our Team

Lester F. Buckley, CPA, Partner

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A third-generation accounting professional practicing in Lincoln, Nebraska, Les graduated with a B.S. in Business Administration in May 1977. After nearly four years with a national accounting firm, he joined Buckley & Sitzman in March of 1981 and became a partner in the firm later that year. He is a member of the American Institute of Certified Public Accountants (AICPA) and the Nebraska Society of Certified Public Accountants.

Les loves to spend time with his wife Nancy and their three married children and spouses and new granddaughter. He also loves to play golf and bicycle. He has served in a volunteer capacity with many non-profit organizations over the years, including as board member and Treasurer of the Lancaster County Chapter of the American Red Cross.

Les is licensed to practice accounting in the states of Nebraska and Iowa and provides tax, audit and consulting services to a diverse clientele including banks, agri-businesses, physicians, computer software companies, transportation and warehousing companies, non-profit organizations and individuals.

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Kyle L. Sitzman, CPA, Partner

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Kyle is a lifetime resident of Nebraska, born in Culbertson, Nebraska.

Kyle graduated from the University of Nebraska in May 1973 with a Bachelor of Science in Business Administration. He joined the firm in July 1972, and became partner in July 1980. He is a member of the American Institute of Certified Public Accountants (AICPA) and the Nebraska Society of Certified Public Accountants.

He loves to spend time with his family: wife Deb, two children: Stacie and Jeff, and four grandchildren. He is also an avid hunter and loves baseball. He  has volunteered in a variety of capacities in numerous non-profit organizations, such as the Alzheimer’s Association, Legion baseball,  and is a fan of Husker football and Yankees baseball.

He has a diverse clientele, consisting of everything from individual taxpayers to  large multi-state corporations

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Suman Vallabhbhai, CPA, CGMA, Partner

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Suman was born in Panama, and moved to Nebraska in 1993, where he resides with his wife and two children.

Suman graduated from the University of Louisville in May 1991 with a Bachelor of Science in Business Administration. He then earned his Masters Degree in Professional Accounting in May 1997 from the University of Nebraska-Omaha. He joined the firm in December 1997. He is a member of the American Institute of Certified Public Accountants (AICPA) and the Nebraska Society of Certified Public Accountants. He is also a Certified QuickBooks professional adviser.

He loves to spending time with his family and friends. He is a certified instructor in Taekwondo, Hapkido, and Philippines combative. He has competed and earned several championships at the local, regional and national levels. He also volunteers in a variety of capacities in numerous non-profit organizations, including the YMCA and the Scottish Rite Foundation.

He has a diverse clientele, consisting of everything from individual taxpayers to multi-state corporations in a variety of industries and professions, such as: professional athletes, hotel and restaurant operations, non-profit organizations, etc.

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Cathy McMichael, CPA

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Cathy graduated from the University of Nebraska – Lincoln in 1996, and worked in taxation for a national accounting firm in Omaha prior to joining Buckley and Sitzman in November of 2000. She provides services in taxation, accounting and auditing.

Cathy is a native of Wisconsin. She and her husband, John, have two children. In her free time, she enjoys spending time with family especially her two grandchildren and friends. She is a lover of sports, and vacationing.

Grant H. Buckley, CPA

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Grant is a native of Lincoln, Nebraska, and has also lived in Omaha. Grant graduated from the University of Nebraska-Lincoln with a Bachelor of Science in Business Administration in May of 2009. He then earned a Masters Degree in Professional Accountancy from the University of Nebraska-Lincoln in May of 2010. After over three years at Deloitte & Touche, he joined Buckley & Sitzman in 2013. He is a member of the American Institute of Certified Public Accountants (AICPA) and the Nebraska Society of Certified Public Accountants.

Grant loves to spend time with his family and friends. His wife, Kelsey, is a Dentist, and they share two beautiful daughters. They enjoy playing golf and tennis together, as well as vacationing. He is an avid Husker fan and is also a big Yankees baseball fan.

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Tyler. M Denker, CPA

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Tyler joined Buckley & Sitzman in September of 2013. He began his accounting career in 2010 at Deloitte & Touche, following graduation from the University of Nebraska-Lincoln, where he received both a Bachelor of Science in Business Administration as well as a Masters Degree in Professional Accountancy. Tyler is a current member of the American Institute of Certified Public Accountants (AICPA) and the Nebraska Society of Certified Public Accountants.

Tyler, who is a Lincoln native, where he currently resides with his wife Cortney, their two beautiful children and dog, Milo. He loves to spend time with his friends and family, and also loves to play golf. Tyler is an avid sports fan as well as a dedicated supporter of Nebraska athletics.

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Jeff Sitzman, Account & Payroll Support

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Aubrey Kendall, Payroll Specialist & Staff Accountant

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Aubrey joined Buckley & Sitzman in August 2015.  Aubrey graduated from the University of Nebraska-Lincoln in 2014 with a Bachelors of Arts Degree in Professional Accounting.  She provides services in accounting and payroll.

Aubrey grew up in the Omaha area and moved to Lincoln in 2011, where she resides with her husband Tim, and daughter Emma.  She likes spending time with friends and family.  Aubrey enjoys teaching Taekwondo, Husker Football, and shopping.

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Cristen Barnes, Administrative Assistant

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Cristen joined Buckley & Sitzman in August 2016. Cristen graduated from the University of Central Missouri in 2009 with a Bachelors of Science Degree in Fashion and Textile Merchandising. She provides secretarial support and general office management services to our team.

Cristen grew up in  Missouri and moved to Lincoln in 2015, where she resides with her husband Steven and 2 labs Shelby & Buster. She loves making her house a home. Cristen enjoys shopping, concerts, and gardening.

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