No. 1 · RIA
Annex Advisory Services
Annex Advisory Services is an investment adviser based in Brookfield, WI, registered with the SEC since 2004. It provides financial planning and investment management. Its clients include high-net-worth individuals, individual clients, and pension and profit-sharing plans. Its regulatory assets under management total $8.05 billion, as filed on 17 April 2026.
Annex Advisory Services charges 0.30%–1.25% a year for its Standard fee schedule.
- Regulatory AUM
- $8.05B
- Clients
- 6,802
- Advisory staff
- 74
- Fee schedule
- 0.30% to 1.25% a year
- Custodians
- Charles Schwab, Fidelity
- Headquarters
- 17950 W. Corporate Drive, Suite 300, Brookfield, WI 53045
- Phone
- 262-786-6363
- Website
- annexwealth.com



