Meet Our Team
Nathan Hathorn
Owner / Agent
325-733-1322
Prior to starting Silverthorne Insurance Brokers LLC in 2018, Nathan was an owner and agent at another local independent insurance agency in Abilene. He has 10 years in the insurance field and has been selling insurance since he graduated from Abilene Christian University in 2009. Nathan specializes in commercial insurance as well as working with individuals on their home & auto, life, health, builders risk, bonds, etc. As a Certified Insurance Counselor (CIC), he is able to help create and manage complex insurance programs and policies that help adequately cover his clients and protect their businesses, homes, vehicles, and most prized possessions. Nathan also does a lot of work with home builders, commercial contractors, oil & gas companies, trucking companies, and any type of retail operations.
Nathan is a proud “daddy” to his two daughters, Harper and Nora and husband to his wife Katie. When he’s not working Nathan enjoys hunting, being outdoors, playing golf, and real estate investing/development through his other company, Silverthorne Properties. Nathan is licensed to sell almost any type of insurance product in any part of the State of Texas, so give him a call!
Adam Thompson
Producer / Agent
325-733-1322
Adam brings over 15 years of sales and account management experience to the team at Silverthorne Insurance Brokers LLC. After graduating from Wylie High School Adam attended Texas Tech University to pursue his bachelor’s degree and served as Vice-President of The Delta Chi Fraternity. Adam and his wife Hali have been married for 13 years and have 2 sons, Caiden and Callen. Adam has a long history of serving in the Abilene community including board of directors’ appointments with the Abilene Chamber of Commerce, Day Nursery of Abilene, and Junior Achievement of Abilene. Adam is also an Honorary Commander for the 7th Bomb Wing Air Maintenance Squadron at Dyess Airforce Base. When he’s not working Adam enjoys hunting, fishing, golfing, and coaching his sons Little League baseball teams.
Kaysee Rosario
Director of Operations
325-733-1322
Kaysee is the Director of Operations and the Account Executive for Silverthorne Insurance Brokers, LLC. She has been working in the insurance industry since 2013 and has been working with Nathan since 2014. She grew up in Abilene and graduated from Abilene High School. Kaysee married her husband Chris in 2011 and they have two sons named Kealan and Camden.
Vanessa Trammell
Commercial Lines Account Manager
325-733-1322
Vanessa is a Commercial Lines Account Manager for Silverthorne Insurance Brokers LLC. She has been working in the Insurance industry since 2011. Before venturing into the insurance industry, she was the youngest recorded owner of a Merle Norman Cosmetics franchise. She was born and raised in Burleson, Texas and graduated from Burleson High School. She currently works remotely and visits Abilene as often as possible. Vanessa has one 12 year old son named Philip.
Katie Hall
Personal Lines Account Manager / Bookkeeper
325-733-1322
Katie is a Personal Lines Account Manager and Bookkeeper for Silverthorne Insurance Brokers, LLC. She grew up in Abilene, Texas and has been in the finance industry since 2013. Katie graduated from Dallas Baptist University in 2015 with a degree in Finance, and received a Master's degree in Financial Analysis in 2020. Katie has one daughter named Kielah.
Kellye Brown
Personal Lines Account Manager
325-733-1322
Kellye is the Personal Lines Account Manager for Silverthorne Insurance Brokers, LLC. She has been working in the insurance industry since 2013 and previously worked at State Farm. She grew up in Anson, TX and graduated in 2013 from Texas Tech University with a degree in Agricultural Communications. Kellye married her husband, Jace, in 2018, and they have a son, Cohyn, and a daughter, Chandler.

Client Centered
Whether you are looking for help protecting your family, your home, or your assets, our personalized service focuses on your needs, wants, and long-term goals.
Our team has years of experience in the insurance industry. We can help you address your needs of today and for many years to come. We look forward to working with you.