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John Guest

President & CEO

John went to work for Citizens National Bank in 1982. He became President and was elected to the board of CNB in 2010. In 2014 he was named Chief Executive Officer and has remained in that capacity with the bank to date. John and Jan have one daughter, Jacey Elizabeth Guest, who has graduated with a Master of Science in Finance degree from Rawls College of Business at Texas Tech University. She is currently employed at Lone Star Ag in Fort Worth, TX. John has served the Brown County community in many ways throughout his years here. He is a member of the Kiwanis Club of the Pecan Valley and has served on numerous boards, including the Brown County Fair Association where he was Chairman of the Rodeo Committee for several years. He also is currently serving on the Brownwood Industrial Foundation, the West Texas Rehabilitation Center Board, and the Zephyr Water Board.

Bob Boatright

Executive Vice President

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Tully Hair

Sr. Vice President Credit Review/Compliance

Tully was born and raised in Brownwood, Graduated Brownwood High School 1980, Graduated Howard Payne University 1984, Started work at CNB 1984. Tully married his wife Donna in 1981.

Jesse Mendoza

Sr. Vice President & Chief Operations Officer

Hello, my name is Jesse Mendoza, I grew up in Clovis, NM and went on to graduate from Eastern New Mexico University with a degree in BBA — Accounting. I am also a graduate of the South West School of Banking from Southern Methodist University, class of 2007. I started my banking career in July of 1977 and I brought over 40 years of banking experience in Compliance, Loans and Operations. I joined Citizens National Bank on April1, 2019 as Senior Vice President and Chief Operations Officer. I am truly thankful to be a part of the Citizens National Bank family.

Mary E. Barnes

Vice President

Mary’s mortgage lending career began 48 years ago in 1972 in Phoenix, Arizona. She attended Arizona State University, Phoenix College, Mortgage Bankers of America, and the Institute of Financial Education with certifications in Business Law, Real Estate II, Principals of Management, FHA Direct Endorsement Underwriter, VA Underwriter, and VA LAPP SAR Underwriter.

Cindy Musick

Vice President/Controller

I began my banking career with Citizens National Bank in 1980 after graduating from Angelo State University with a bachelor of business administration degree. After working in a various positions, I was named assistant cashier in 1985 and controller in 1991. I currently server as Vice President & Controller. I have truly enjoyed my 40 years with my wonderful Citizen National Bank family. My husband, Paul, and I live in Early and have two children, Meagan and Matthew. We also have four amazing grandchildren.

David P. Sheffield

Vice President

I have been an officer at CNB since 2014. I am a graduate of Howard Payne University and have a master’s degree in banking from Southern Methodist University. I’m Blessed to be a part of the CNB family.

I am married to Amanda Sheffield and we have three children. Corinne is 11 years old, Scout is 5, and Hap is 4. We are Active members in the community and server on the Brownwood Girls’ Softball Association board. I’m also an active member of Salt Creek Baptist Church.

James Crow

Loan Officer

James Crow, Loan Officer, began working for Citizens National Bank in 2017. After growing up in Brownwood, he graduated from Brownwood High School in 2012. He went on to graduate from Howard Payne University with honors in May of 2017 earning a Bachelor of Business Administration in Finance degree. He the completed his graduate degree from Howard Payne University in 2019 to earn a Master of Business Administration with an Emphasis in Finance degree. While attending HPU, he was a member of Sigma Beta Delta and Phi Beta Lambda, both of which are nationwide business honor societies. He and his wife Hanna, who were married in May of 2017, reside in Brownwood.

Will Locke

IT Officer/IT Security Officer

Will graduated from Ingram Tom Moore High School (Ingram, TX) in 2012, he also graduated from Howard Payne University in 2016 with a Bachelor’s of Science in Computer Information Systems. Will began working at CNB in 2017 as the IT Officer and has since been promoted to IT Security Officer also. Will also has a certification for Banking Vendor Management (CBVM).

Sheila King

Assistant Cashier

She began working at CNB in 1997 in Data Processing.  Moving her way up to the Manager of Data Processing and Computer Operations and now over the Bookkeeping Department.

Sheila and Husband Tony both Graduated from Brownwood High School and Married in 1977. They have 3 children and 11 Grandchildren.

Away from work she is either at Church or at a sporting event watching her grandkids.

Nancy Price

Assistant Cashier

Born and raised in Brownwood, TX. Started her banking career in 1978 (before she left high school). Nancy has worked with CNB since July 2, 1990. She graduated from Early High School. Nancy has served as treasurer for multiple organizations, Brown County Fair Association, Brown County United Way, and Brownwood Community Cultural Affairs Commission. She also served on the Board for the local branch of Hochheim Prairie Insurance. Nancy enjoys spending time with her family and friends (including her two precious pups), and deer hunting, which she has done since the age of 4 when she started with her father.

Brenda Vernon

Assistant Cashier

I began my banking career in 1984 right out of high school. I have done everything from teller to assistant manager. I came to Citizens National Bank in 2006 and I have enjoyed working in the New Accounts department. I love helping our customers and getting to know their needs. Our customers are like our friends and family to me. I am married to Bennie and we have on daughter, Katie.

Debora Castaneda

Banking Officer

I moved to Brownwood in 1986 and graduated from Brownwood High School. I have served 25 years in  Financial Services locally, with 21 years here at CNB and the last 3 years as Branch Manager at the Walmart Branch. I am very proud to have joined CNB in 1998 and have enjoyed serving our customers.

Janet Clough

Banking Officer

I graduated from High School in 1980 from La Junta High School in La Junta,  CO, graduated from Otero Junior College in 1982 in La Junta, CO, and I attended Colorado State University in Ft. Collins, CO.

Christie A. Tongate

Banking Officer

Christie Tongate is the Director of Marketing and Leading Ladies for Citizens National Bank.

She is passionate about family, travel, ranch life, entertaining and serving in the community. She serves as a Board Member for the Brown County United Way, Secretary/Treasurer for Heflin Cemetery Association, Member of Brownwood Women’s Club, Brownwood Garden Club, Ambassador for the Brownwood Area Chamber of Commerce and a “Big Sister”.

Christie has worked in the banking industry for over 32 years. Most of her banking career was spent in Dallas working for Bank of America as an Assistant Vice president, Global Treasury Management Consultant and Project Manager.

She graduated from Early High School and the Fashion & Art Institute. She studied business administration at Midwestern State University.