This is a complete list of all broker-dealers and bank dealers registered with the MSRB. The list is updated nightly. Read more about working with financial professionals in the MSRB Education Center.
| Firm Name Sort ascending | MSRB ID | State | Registrant Type |
|---|---|---|---|
| Signature Estate Securities, LLC. | A6020 | CA | Broker Dealer |
| Signal Securities, Inc. | A3373 | TX | Broker Dealer |
| SIGMA Financial Corporation | A4441 | MI | Broker Dealer |
| Siebert Williams Shank & Co., LLC | A5074 | NY | Broker Dealer/Municipal Advisor |
| Shearson Financial Services LLC | A4749 | FL | Broker Dealer |
| Shareholders Service Group, LLC | A6333 | CA | Broker Dealer |
| SG Long & Company | A5476 | MT | Broker Dealer |
| SF Investments, Inc. | A1330 | IL | Broker Dealer |
| Sentinel Securities, Inc. | A6013 | MA | Broker Dealer |
| Sentinel Brokers Company | A4887 | FL | Broker Dealer |
| Sendero Securities, LLC | A6926 | TX | Broker Dealer |
| Selkirk Investments, Inc. | A2055 | WA | Broker Dealer |
| SEI Investments Distribution Co | A5185 | PA | Broker Dealer |
| Security Capital Brokerage, Inc. | A7241 | GA | Broker Dealer |
| Securities Research, Inc. | A0623 | FL | Broker Dealer |
| Securities Management Research, Inc. | A6288 | IA | Broker Dealer |
| Securities Equity Group | A5444 | CA | Broker Dealer |
| Securities Capital Corporation | A4605 | AL | Broker Dealer |
| Securities America, Inc. | A3215 | NE | Broker Dealer |
| SecureVest Financial Group, Inc. | A0998 | NJ | Broker Dealer |
| Secure Planning, LLC. | A6456 | NH | Broker Dealer |
| SECU Brokerage Services | A6969 | NC | Broker Dealer |
| Searle & Co. | A1776 | CT | Broker Dealer |
| Seaport Securities Corporation | A2027 | NY | Broker Dealer |
| Seaport Global Securities LLC | A5940 | NY | Broker Dealer |
