Back to top

Meet Our Team

Lester F. Buckley, CPA, Partner

Email Les

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 provideds tax, audit and consulting services to a diverse clientele including banks, agri-businesses, physicians, computer software companies, tranportation and warehousing companies, non-profit organizations and individuals.


 

Kyle L. Sitzman, CPA, Partner

Email Kyle

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: Stacy and Jeff, and three grandchildren. He is also an avid hunter and loves baseball. He also volunteers in a variety of capacities in numerous non-profit organizations, such as the Alzheimer’s Association and Legion Baseball. He is a fan of Husker football and Yankees baseball.

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


 

Suman Vallabhbhai, CPA, CGMA, Partner

Email Suman

Suman was born in Panama City, Panama, and moved to Lincoln, Nebraska in 1993, where he resides with his wife Michelle, 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 advisor.

He loves to spend 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.


 

Cathy McMichael, CPA

Email Cathy

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 and friends, sports, and vacationing.


 

Grant H. Buckley, CPA

Email Grant

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 fourth year dental student at the University of Nebraska Medical Center in Lincoln. 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.


 

Tyler M. Denker, CPA

Email Tyler

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, currently resides in La Vista, Nebraska with his wife Cortney, who also is from Lincoln, and their 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.

He and his wife Cortney plan to make Lincoln their permanent home in the near future. As Tyler looks to reacquaint himself as a member of the Lincoln community, he looks forward to getting involved through volunteer work, and involvement in different organizations throughout the city.