About TL Miller and Associates
Meet Our Team

Tammy Miller
MBA, CFP®, FIC, CLTC®
- Title
Financial Advisor
- State(s) Licensed
- CA Insurance Lic. #4363040 , DE, FL, HI, IA, KY, NC, OH, PA, SC, TN, TX, WV,
- Website
- https://connect.thrivent.com/tammy-miller
- Phone
- 440-455-9693
- Fax
440-455-9692

Donna Kahlenberg
Donna has been with Thrivent since 2015 and began her career in annuities before moving to RPS in 2023. She brings 14 years of financial services experience. Outside of work she enjoys hiking and doing anything in nature. She has 4 children and 3 grandchildren
- Title
Practice Support Specialist LIC

Brandon Forster
Brandon has been with Thrivent since 2022 where he began his career as a Financial Advisor in North Carolina before moving to FPS in 2024. Before working at Thrivent, Brandon worked as a Mortgage Loan Closer and Mortgage Loan Officer. Brandon received his master’s degree in finance in 2020. Outside of work, he loves spending time with his wife and 3 kids.
- Title
Advanced Field Practice Solutions Specialist LIC

Betsy Sitkie
Betsy has been with Thrivent since 2023 where she began her career as an Insurance Representative Associate in Crystal Lake, Illinois before moving to FPS in 2025. Before working at Thrivent, Betsy worked as a Paraprofessional for School District 47. Prior to that, she worked at BMO-Harris Bank for 16 years. Outside of work, she loves spending time with her husband and 2 kids, reading and camping.
- Title
Field Practice Solutions Specialist LIC

Sally White
Sally has been with Thrivent since 2025 where she began her career in FPS. Before working at Thrivent, Sally worked as a licensed High Net Worth Representative for another investment firm. Prior to that she worked as a Certified Pharmacy Technician. Sally received her undergraduate degree in Philosophy, Politics, and Economics in 2024. Outside of work, she loves painting, reading, and spending time with her husband and 2 children.
- Title
Field Practice Solutions Specialist LIC