Career
Sonia Bui has been Chief Legal Officer of Vest Financial since January 2026. Sonia Bui is a control person of the firm and directly owns under 5% of it. Sonia Bui holds a BS — Cornell University, a JD — University of Southern California and an MBA — University of Southern California.
Vest Financial LLC is a McLean, VA firm with $51.8B under management, 180 clients and 12 advisers in one office, as of its June 2026 filing.
Vest’s profile says Sonia Bui joined the firm in August 2025 after in-house counsel roles at PIMCO and Wilshire Advisors.
The IAPD individual lookup on 18 October 2026 returned no individual record. This profile uses the firm’s Form ADV officer listing.
Credentials and registrations
Designations and memberships
Listed by Vest Financial
- Member of the bar in Washington, DC and California
Individual registration and examination information for Sonia Bui is unavailable. An officer title or CRD number does not by itself establish current investment adviser representative registration, and no registration or examination counts are inferred.
Officer record
- Full name
- Sonia Bui
- CRD
- 8241632
- Record basis
- Form ADV officer listing
- Firm bio
- vestfin.com
Disciplinary history is not reported here, in either direction. Check the SEC record.
Common questions
Where does Sonia Bui work?
Sonia Bui has been Chief Legal Officer of Vest Financial LLC since January 2026, and is a control person of the firm.