Certified Public Accountants

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David Ahlstrom

Dave receive his masters of accountancy and bachelor’s degrees from Weber State.  He has worked for Davis and Bott since 1986.

Dave specializes in individual and business income taxes, retirement plans, type of entity consulting, trusts, accounting and auditing.  Dave is currently involved in the community as a scoutmaster for the Boy Scouts of America, a soccer coach for AYSO and a chapter leader for the John Birch Society.  He enjoys spending time with his family, especially in the outdoors.


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David Rogers

Masters of Accounting, BYU; BS of Finance, BYU; BA of Russian, BYU

David has worked for Davis & Bott since 2006. David specializes in audit and attestation work for business, government and non-profit entities. He also has the expertise to provide tax, consulting, tax planning and other compliance services both to those entities and to individuals. David enjoys being involved in the community, serving on boards as Treasurer for the Box Elder Family Support Center and the Brigham City Rotary Club. He has also been President of the Northern Chapter of the Utah Association of CPAs and is the Supervisory Committee Chairman for a local credit union. David enjoys spending time with his family, running, and cheering for the Dodgers and BYU.


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Matthew Jensen


Matt has a Masters of Business Administration from USU.  He has been with us since 2007.  He has been active in the Kiwanis club for the last 4 years. Matt is a lifelong resident of Brigham City, is a sports fanatic and enjoys reading.



William Pedersen

William grew up in northern Utah and earned his Bachelor’s degree in Accounting from Utah State University; graduating Summa Cum Laude. He earned a Master of Taxation degree (MTax) from Weber State University with a 4.0 GPA and was a Goddard Scholar. William is a licensed CPA in the state of Utah. William specializes in business and individual taxation & accounting as well as retirement plan administration. William lives in Brigham City with his wife, Meagan, his son, Leo, and his two dogs, Mayzie and Obi. He enjoys being with his family, playing basketball, indoor soccer, and reading. 



Ted Jeppsen

Ted grew up in Mantua UT. He attended Utah State University where he graduated in 2017 with his Bachelor's and Master’s degrees in Accounting. Ted began working in public accounting in 2015, where he has focused his efforts in tax planning and preparation for a variety of clients and industries such as Medical, Real estate, Manufacturing, Construction, Photography, Farming, etc. In his spare time Ted enjoys spending time with his beautiful wife and kids as well as being involved in his church and community, currently serving on the BESD Foundation board and as a youth leader in his church. Ted also loves to be as active as possible participating in  sports such as Pickle ball, Golf, Basketball, and Mountain biking and helping his Dad run their small farm in Mantua.


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Tyson Hemphill

Tyson received his Masters of Accountancy from Idaho State University and BS degree in accounting from BYU-Idaho.  Tyson joined the Davis & Bott team in 2019.  Previously he worked in public accounting performing financial statement audits and tax returns for clients in the automotive, retail sales, and manufacturing industries.  Outside of work, Tyson enjoys being involved with his church and community.  He loves to play sports, watch a good movie with his wife, travel, and spend time with family.    


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Andrea Winkler

Andrea is a CPA who received both her BS and Master of Accounting degrees from USU. Andrea has worked in industry as a President, CFO, Inventory Specialist, Saleswoman, and Interior Designer over the years but her passion is helping clients find success in their businesses and personal lives as a public accountant. Andrea specializes in business advisory services as well as tax and estate planning and preparation. Andrea also enjoys playing tennis, hanging out with her husband and daughters, and drinking ice cold Diet Pepsi.          


Spencer Jeppsen

Spencer is a local boy born and bred in Mantua UT. He earned both a Bachelor’s and Master’s degree in accounting from Utah State University. Spencer is a licensed CPA and worked nearly ten years for a regional accounting firm before deciding to return to his roots. He has experience in many areas of taxation including real estate, construction, manufacturing, medical & dental practices and retirement plans. Spencer enjoys assisting clients with not only tax compliance but tax planning and strategy, business growth strategy and long-term wealth planning. He is an avid golfer and looks for any excuse to get out on the golf course. He loves to travel and scuba dive with his wife, Cassie, and enjoys being a dad to his four little girls about more than anything else in the world.             




Mark Hirschi

Mark has an Associate degree in Accounting and a Master of hard work.  He lives in Tremonton and has been working for Golden Spike Financial Associates for over 33 years.  Mark enjoys camping, sports and spending time with his family.


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Kyler Andersen

Kyler grew up in Honeyville, UT and graduated from Box Elder High in the top 3% of the class. Currently, he is pursuing a bachelor’s degree in accounting from Utah State University. After that, he will pursue a Master of Taxation degree (MTAX) from Weber State University and will then begin the testing process to become a Certified Public Accountant (CPA). Before joining Davis & Bott, Kyler worked for America First Credit Union for 2 ½ years at the Brigham City branch. Kyler lives in Brigham City with his wife, Abby. He enjoys spending time with his family, shed hunting, and playing/watching sports. 



Cody Pali

Cody grew up on a farm in Honeyville, Utah. He graduated with a Bachelors degree in Accounting from Utah State University. He is currently working on a Masters in Taxation degree at Weber State University. After receiving his Masters in the summer of 2021, he will then pursue his CPA licensure. Cody loves spending time with his wife and 3 girls. He enjoys camping, basketball, and playing golf.          



Jason Vance

 Jason was born and raised in Brigham City, Utah. He is currently pursuing an accounting degree at Utah State University which will then be followed by a Masters in Taxation, or an MBA. Jason lives in Millville, Utah with his wife Aubrey while they are both attending school. Some of Jason’s hobbies include anything related to sports, singing, speaking Italian, and being with family and friends