Our Team
Meet your local insurance experts.
Outstanding service starts with an outstanding team. Meet the professionals behind The Oaks Agency, LLC.
VIRGIL HASSINGER, PARTNER
Senior Products & Health
Virgil Hassinger is one of the founders of The Oaks Agency. As a highly regarded agent in the insurance industry, he enjoys helping seniors by offering a wide range of Medicare choices. He is frequently asked to explain Medicare Basics and the options that Seniors have when they go on Medicare.
Virgil brings a wide variety of experience to The Oaks Agency, as well as being a long-time licensed insurance agent. His many years of experience includes positions such as a co-owner and operator of his own successful business for 9 years, store manager for a large commercial chain, regional sales executive for two different companies and teacher/trainer. He has won many awards for his outstanding performance in these industries including Instructor of the Year for Sanford Brown Business College and The National Merit Award winner with Pepperidge Farm.
Virgil works as a team with his wife, Sheila, helping seniors understand Medicare and selecting plans that fit their lifestyle and financial situation.
In addition to working, Virgil enjoys spending time with his 18 grandchildren, most of whom are local and with the 3 grandchildren in Alabama. He also enjoys attending many functions with his home church in Lake St. Louis.
GREG KIEFER, PLCS, PARTNER
Property & Casualty & Life
Greg is a local Saint Louis product, graduating from Lindbergh High School in 1981. Since then he has worked in the construction industry, including owning his own contracting company. In 2006 Greg began a new career in the Insurance Industry; starting as an agent, then sales manager, and finally Co-Founding The Oaks Agency with Virgil Hassinger in 2008.
Personally, Greg has spent his entire life, and his wife Mikelyn, has spent most of her life in the greater Saint Louis area. They have eight children, and eleven grandchildren.
Greg has his PLCS designation and is currently working toward attaining his Certified Insurance Counselor designation. Greg is here to help you with your Personal, Business, and Life Insurance needs.
Greg is active at his local church, a facilitator for Dave Ramsey’s Financial Peace University, and a “Ramsey Trusted” local provider for property and casualty insurance. Greg loves the outdoors, exercises regularly, and reads daily.
SHEILA HASSINGER, CONSULTANT
Senior Products & Health
Sheila Hassinger joined The Oaks Agency in 2009 as a licensed agent offering primarily senior products such as Medicare Advantage Plans and Supplements.
Immediately prior to joining The Oaks Agency, Sheila was employed by United HealthCare as a corporate trainer. Her responsibilities included training new customer service representatives to read and interpret benefits from the various plans offered by United Healthcare and to explain these benefits to clients and medical professionals.
Prior to beginning a career in the health care industry, Sheila obtained experience in a variety of industries. After a 12-year hiatus from the business world to raise her family, Sheila returned to college majoring in Business Administration and Business Education, graduating from Lindenwood University gaining degrees in both fields. She continued her post graduate work at Maryville University. Upon graduating she used her Business Education degrees teaching full time at Sanford Brown Business College and as an adjunct faculty member at St Charles Community College.
In 1990 Sheila changed her focus to utilizing her Business Administration skills, accepting a position as the Office Manager for an engineering firm and then as a Program Manager for a large not-for-profit organization overseeing various youth programs they sponsored. In 1995, Sheila and her husband, Virgil, co-founded, owned and operated their own successful company for 10 years.
In addition to work, Sheila enjoys ballroom dancing with her husband, church activities, and spending as much time as possible with their 4 children and 18 grandchildren.
VICTORIA ISMAIL, CONSULTANT
Senior Products & Health
A Saint Louis native, Victoria Ismail joined the Oaks Agency in 2024 as a licensed agent, offering primarily senior products.
During her time at St. Charles Community College studying Health Information Technology and the University of Missouri-St. Louis studying Biochemistry and Biotechnology, Victoria also worked part-time for The Oaks Agency in the office. She took a hiatus from the insurance world to achieve her Ph.D. in Biochemistry, Biophysics, and Structural Biology from Washington University in Saint Louis, investigating how fat is metabolized in the body. Her time in her doctoral program gave her a strong background in science, health, and problem-solving.
While academic science is fascinating, Victoria has a strong desire to work with people, and has therefore resumed doing what she loves most: helping make insurance easy to understand and streamlining the often-daunting process of finding a plan that best fits people’s needs.
In her free time, Victoria and her husband love spending time with their three cats, playing board games with friends, doing archery in Forest Park, and ballroom dancing with her grandparents.
MIKKI KIEFER, OFFICE MANAGER AND CONSULTANT
Senior Products & Health
Mikki Kiefer joined The Oaks Agency in 2017 originally as the office manager and an insurance agent offering Medicare Supplements and Advantage Plans. She enjoys getting to know her clients and to assist them through the Medicare process. She also finds satisfaction in keeping the clerical side of The Oaks Agency running smoothly.
Mikki has a long history of “wearing two hats.” Originally from Ohio she founded a successful children’s theater running both the creative side as well as the business side. Completing over ten years she left the theater in good hands and moved to the St Louis area. Here she joined the staff at WCBW, The Bridge, in sales and advertising. Sadly, after two years the station was sold and she transitioned into banking. Beginning as a teller she quickly moved up to management and then on to the title of “Personal Banker” where she specialized in loans and assisting clients with their banking needs. In 2015 she was awarded with the title of the top personal banker in the entire company. In 2017 she left to join her husband at The Oaks Agency.
In her free time Mikki loves creating special memories for her 8 children and 11 grandchildren (especially the grans!) She also enjoys painting, antiquing, and baking over 24 kinds of cookies for Christmas! (Which she shares with the family and her neighborhood).
DANNI MISTLER, CLCS, PLCS, CONSULTANT
Property & Casualty
Originating from Cincinnati, Danni has called St. Louis home for the last 30 years. After High School she attended Mizzou where she fell in love with pastries at her part-time job. She began baking and cake decorating which paved the way for her career into Restaurant Management. Her passion for food and creating personal relationships with her customers motivated her managing career for almost a decade.
In 2018 she began searching for a different career path
which still enabled her to develop professional relationships with her clients. This led her to the Insurance Industry, where she is an active Agent and Customer Service Representative.
Danni is currently working towards making our agency the go-to Agency for Commercial Insurance and has completed her Commercial Lines Coverage Specialist designation. She is here to assist you with your Business and Personal Insurance needs as well as dish out some baking tips.
Personally, Danni is active in volunteering in the community through Girl Scouts of America, enjoys anything that is outdoors, loves weightlifting, and is an avid reader.
BEN ROGERS, CONSULTANT
Property & Casualty
Ben Rogers joined The Oaks Agency in May 2025 as a licensed agent specializing in Property and Casualty Insurance. With a strong background in customer service and retail leadership, Ben brings valuable experience and a people-first approach to the insurance industry.
Before entering the insurance field, Ben spent five successful years at Walmart, where he served as a team lead over the grocery departments. Known for his reliability and professionalism, his desire for new challenges and a long-term career path led him to pursue a business degree and transition into the insurance world.
At The Oaks Agency, Ben is committed to helping individuals and families find the right coverage to meet their personal and business insurance needs. His approachable nature and attention to detail make him a trusted resource for his clients.
Outside of work, Ben enjoys a wide range of hobbies that reflect his curious and hands-on spirit-whether it’s fishing, experimenting with new hobbies, or nurturing plants. He also loves playing games and enjoys spending time with his beloved cat, Ginger.
MICHAEL THORNTON, PLCS, CONSULTANT
Property, Casualty and Life
Mike grew up in the West County area, graduating from Parkway South High School, he then attended college at Saint Louis Meramec Community College. In 2002 Mike began his insurance career and within just 2.5 years he founded his own insurance agency. He continued his career by helping other agency owners establish and grow their insurance businesses.
Mike is passionate about his faith, family and serving others. Mike is married to his loving wife Leslie and has three children, and 12 grandkids. Mike has years of insurance experience and a strong desire to serve others. Mike is here for you and your family’s insurance needs, protecting what matters most to you.
JAMES TULL, CONSULTANT
Senior Products & Health
Those who know James best call him a family man. He met his wife, Lisa, in Hannibal where he attended Hannibal-La Grange College. Within a year of graduation, he was employed at a Fortune 500 corporation. He spent 15 years in the IT industry. During that time he realized the value of working one-on-one with people. So, in 2009, he decided to go into the insurance business and hasn’t been disappointed.
Originally hailing from Lee County, Iowa, James brings hometown values to the insurance industry. His goal is simple: helping you choose the best insurance available in the states of Missouri and Illinois. He specializes in policies for men and women over the age of 65 and the disabled community.
James enjoys science fiction in its many forms, and considers the title “geek” to be a high compliment. Over the years, he has served on his church’s tech team in various roles. James teaches a homeschool class or two to his youngest daughter almost daily, and still enjoys spending time with his three eldest children who have graduated.
LISA TULL, CONSULTANT
Senior Products & Health
Lisa has been a part of the local community since the early 70s, and embodies the Midwestern values that Missouri is known for. A committed homeschool family, James and Lisa have already graduated three successful young women and are passionate about the education of their youngest daughter.
With her background in production control, Lisa has been an asset to The Oaks Agency since its earliest days. Originally she worked behind the scenes as a database manager. She has since expanded to become a licensed insurance agent, working alongside her husband to specialize in policies for the disabled community and men and women over the age of 65.
Laughter, music, handiwork, and learning make life enjoyable for Lisa, along with the close friendships she has cultivated through the homeschool, Community Bible Study, and her church.
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