Gayl Mileszko has been an investment adviser representative at Herbert J. Sims Capital Management since August 2021, and is not listed among the firm’s executive officers or direct owners.
Herbert J. Sims Capital Management, Inc. is a Fairfield, CT firm with $437M under management, 350 clients and 25 advisers across 5 offices, as of its April 2026 filing.
Gayl Mileszko’s longest registration is the current one, 5 years at Herbert J. Sims Capital Management since 2021. Before joining Herbert J. Sims Capital Management in 2021, Gayl Mileszko was registered through Braintree Capital Partners, LLC.
- – present · 5 yearsFairfield, CT · Adviser representative · Firm CRD 134510
- Braintree Capital Partners, LLC– · 1 yearFairfield, CT · Adviser representative · Firm CRD 148893
Investment adviser representative registrations
Gayl Mileszko is registered as an investment adviser representative in Florida, since August 2021.
- FloridaSince 9 August 2021
Examinations
| Exam | Name | Passed |
|---|---|---|
| SIE | Securities Industry Essentials Examination | Credited |
| Series 24 | General Securities Principal Examination | 11 April 2018 |
| Series 7 | General Securities Representative Examination | 26 January 2018 |
| Series 65 | Uniform Investment Adviser Law Examination | 13 October 2017 |
- Name
- Securities Industry Essentials Examination
- Name
- General Securities Principal Examination
- Name
- General Securities Representative Examination
- Name
- Uniform Investment Adviser Law Examination
- Full name
- Gayl Ann Mileszko
- CRD
- 2488865
- Firm
- Herbert J. Sims Capital Management · CRD 134510
- Office
- 2150 POST ROAD, Suite 301, Fairfield, CT 06824
- Registration
- Investment adviser and broker registrations
- In the industry since
- November 2017
- Disciplinary history
- Not yet shown here · SEC record · BrokerCheck
Where does Gayl Mileszko work?
Gayl Mileszko is an investment adviser representative registered through Herbert J. Sims Capital Management, Inc. since August 2021, and is not listed among the firm’s executive officers or direct owners.
Is Gayl Mileszko a financial advisor?
Yes. Gayl Mileszko has a current investment-adviser registration in Florida, through Herbert J. Sims Capital Management since August 2021.
How many years of experience does Gayl Mileszko have?
Gayl Mileszko has 8 years in the financial industry, since November 2017, across 2 adviser firms.
What exams has Gayl Mileszko passed?
Gayl Mileszko has passed 3 licensing exams: the Series 65, Series 7 and Series 24. The earliest, the Series 65, was passed in October 2017. FINRA credited Gayl Mileszko with the SIE, which began in October 2018.
Where did Gayl Mileszko work before Herbert J. Sims Capital Management?
Before Herbert J. Sims Capital Management, Gayl Mileszko was registered through Braintree Capital Partners, LLC, November 2017 to November 2019.
Where is Gayl Mileszko based?
Gayl Mileszko’s registered office is in Fairfield, CT.
Is Gayl Mileszko registered with FINRA?
Yes. Gayl Mileszko has a current broker registration, under CRD 2488865.
Source: FINRA BrokerCheck
How can I verify Gayl Mileszko’s record?
Search CRD 2488865 on the SEC’s adviser search (adviserinfo.sec.gov) and FINRA’s broker search (brokercheck.finra.org), which publish Gayl Mileszko’s full registration record.


