Skip to content
Sean Rooney, portrait

Sean Rooney

Managing Partner and Chief Compliance Officer at Prospect Financial Services in Melville, NY

Investment adviser and broker registrationsUpdated

Sean Rooney is Managing Partner and Chief Compliance Officer of Prospect Financial Services LLC, an investment adviser managing $431M, and works from its Melville, NY office. Sean Rooney has been registered as an investment adviser representative through Prospect Financial Services since 21 December 2021, has 30 years in the industry across 3 firms and has passed the Series 7, Series 63, Series 24 and Series 65.

30
Years in industry
4
Years at firm
3
Adviser firms
2
States registered

From the IAPD record, checked 22 October 2026SEC record

Career

Sean Rooney has been Managing Partner and Chief Compliance Officer of Prospect Financial Services since July 2021, is a control person of the firm and directly owns between 50% and 75% of it. Sean Rooney holds a BA in Business Administration from C.W. Post University.

Prospect Financial Services LLC is a Melville, NY firm with $431M under management, 613 clients and 9 advisers in one office, as of its March 2026 filing.

Sean P. Rooney is Managing Partner of Prospect Financial Services. He joined the firm in 2019 and launched its SEC-registered RIA in 2021. He works with the team on strategic planning and spearheads the firm's investment strategy for clients. Before 2019 he was a Financial Advisor at Pinnacle Financial Group and LPL Financial, and earlier served as Senior Director of Investments at Oppenheimer & Co.

Sean Rooney’s longest registration is the current one, 4 years at Prospect Financial Services since 2021. Before joining Prospect Financial Services in 2021, Sean Rooney was registered through The Pinnacle Financial Group and Oppenheimer & Co. Inc.

  1. – present · 4 years
    Melville, NY · Adviser representative · Firm CRD 314154
  2. The Pinnacle Financial Group
    – · under a year
    Melville, NY · Adviser representative · Firm CRD 164395
  3. Oppenheimer & Co. Inc.
    – · 1 year
    Melville, NY · Adviser representative · Firm CRD 249

Credentials and registrations

Investment adviser representative registrations

Sean Rooney is registered as an investment adviser representative in 2 states, as a resident of Texas. The first approvals date from December 2021; the most recent is Texas, in March 2022.

  • New YorkSince 21 December 2021
  • TexasResidentSince 15 March 2022

Examinations

SIECredited
Name
Securities Industry Essentials Examination
Series 6520 May 2014
Name
Uniform Investment Adviser Law Examination
Series 2429 April 1999
Name
General Securities Principal Examination
Series 639 November 1995
Name
Uniform Securities Agent State Law Examination
Series 731 October 1995
Name
General Securities Representative Examination

Key facts

Full name
Sean Peter Rooney
CRD
2635431
Firm
Prospect Financial Services · CRD 314154
Role
Managing Partner and Chief Compliance Officer
Office
445 BROAD HOLLOW ROAD, SUITE CL-43, Melville, NY 11747
Registration
Investment adviser and broker registrations
In the industry since
October 1995
Disciplinary history
Not yet shown here · SEC record · BrokerCheck

Common questions

Where does Sean Rooney work?

Sean Rooney has been Managing Partner and Chief Compliance Officer of Prospect Financial Services LLC since July 2021, and is a control person of the firm.

Source: Form ADV, Schedule A, filed 9 March 2026

Is Sean Rooney a financial advisor?

Yes. Sean Rooney has a current investment-adviser registration in New York and Texas, through Prospect Financial Services since December 2021.

Source: IAPD individual record, checked 22 October 2026

How many years of experience does Sean Rooney have?

Sean Rooney has 30 years in the financial industry, since October 1995, across 3 adviser firms.

Source: IAPD individual record, checked 22 October 2026

What exams has Sean Rooney passed?

Sean Rooney has passed 4 licensing exams: the Series 7, Series 63, Series 24 and Series 65. The earliest, the Series 7, was passed in October 1995. FINRA credited Sean Rooney with the SIE, which began in October 2018.

Source: IAPD individual record, checked 22 October 2026

Where did Sean Rooney work before Prospect Financial Services?

Before Prospect Financial Services, Sean Rooney was registered through Oppenheimer & Co. Inc., October 2014 to November 2015.

Source: IAPD individual record, checked 22 October 2026

Where is Sean Rooney based?

Sean Rooney’s registered office is in Melville, NY.

Source: IAPD individual record, checked 22 October 2026

Is Sean Rooney registered with FINRA?

Yes. Sean Rooney has a current broker registration, under CRD 2635431.

Source: FINRA BrokerCheck

How can I verify Sean Rooney’s record?

Search CRD 2635431 on the SEC’s adviser search (adviserinfo.sec.gov) and FINRA’s broker search (brokercheck.finra.org), which publish Sean Rooney’s full registration record.

Source: IAPD individual record, checked 22 October 2026

Leadership at Prospect Financial Services

Sources

  1. IAPD individual record, CRD 2635431, checked 22 October 2026. Registration status, employment history and examinations.
  2. Form ADV Part 1A, Schedules A and B of Prospect Financial Services LLC, filed 9 March 2026. Title, control and ownership bands.
  3. Prospect Financial Services team page. Biography, education, credentials, awards and the portrait, reproduced for identification.