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300 Vesey Street, 5Th Floor, New York, NY 10282 • United States
Current Registrations
| Authority | Category | Status | Date |
|---|---|---|---|
| PA | RA | APPROVED | 2026-08-21 |
| MD | RA | APPROVED | 2026-07-13 |
| NJ | RA | APPROVED | 2026-06-26 |
| IA | RA | APPROVED | 2026-03-06 |
| NE | RA | APPROVED | 2026-03-06 |
| IN | RA | APPROVED | 2026-02-19 |
| IL | RA | APPROVED | 2026-01-30 |
| CA | RA | APPROVED | 2025-10-09 |
Branch Locations
9378 Wilshire Blvd, Suite 300, Beverly Hills, CA 90212 • United States
300 Vesey Street, 5Th Floor, New York, NY 10282 • United States
No disclosure categories reported as “Yes” on this SEC record.
| Organization | City | State | From | To |
|---|---|---|---|---|
| Muriel Siebert | Beverly Hills | CA | 05/2025 | Present |
| Powerup Sports | Newport Beach | CA | 09/2023 | 04/2025 |
| Unemployed | Calabasas | CA | 01/2023 | 08/2023 |
| Ucla | Los Angeles | CA | 06/2018 | 12/2022 |
| Oaks Christian Highschool | Westlake Village | CA | 06/2014 | 05/2018 |
1) Endurance sports management, NO, , 653 Collins ave Miami Beach, FL 33139,the business in sports management/marketing, Sports Agent, TBD,TBD,0, Client relations 2) Name of Business: Siebert AdvisorNxt, LLC Investment Related: Yes Location: Same location as Muriel Siebert, & Co., LLC Nature of business: Investment Advisory Firm Position, Title or Relationship: Dual employee. Investment Advisor Representative Approximate number of hours: Full time. Time split 50/50 between Muriel Siebert & Co., LLC and Siebert AdvisorNxt, LLC, subject to monthly change. Compensation at both entities paid by same parent company, Siebert Financial Corporation as both are under common ownership and control of parent company.
| Code | Exam | Date |
|---|---|---|
| S66 | Uniform Combined State Law Examination | 2025-10-08 |
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