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Robert Sandrew

National Managing Director at Mariner Platform Solutions

Investment adviser registrationUpdated

Robert Sandrew is National Managing Director of Mariner Platform Solutions, LLC, an Overland Park investment adviser managing $7.34B. Robert Sandrew has 28 years in the industry across 2 firms and has passed the Series 6, Series 7, Series 63 and Series 65.

28
Years in industry
2
Adviser firms
1
States registered

From the IAPD record, checked 21 October 2026SEC record

Career

Robert Sandrew has been National Managing Director of Mariner Platform Solutions since June 2025, is a control person of the firm and directly owns under 5% of it.

Mariner Platform Solutions, LLC is an Overland Park, KS firm with $7.34B under management, 4,307 clients and 106 advisers across 56 offices, as of its August 2026 filing.

Robert Sandrew’s longest registration was 8 years at Integrated Wealth Concepts LLC (2017–2025).

  1. MarinerAlso current
    – present · 1 year
    Adviser representative · Firm CRD 140195
  2. Integrated Wealth Concepts LLC
    – · 8 years
    San Diego, CA · Adviser representative · Firm CRD 284656

Credentials and registrations

Investment adviser representative registrations

Robert Sandrew is registered as an investment adviser representative in California, since June 2025.

  • CaliforniaSince 26 June 2025

Examinations

SIECredited
Name
Securities Industry Essentials Examination
Series 657 March 2017
Name
Uniform Investment Adviser Law Examination
Series 6315 November 2016
Name
Uniform Securities Agent State Law Examination
Series 723 September 1998
Name
General Securities Representative Examination
Series 617 February 1994
Name
Investment Company Products/Variable Contracts Representative Examination

Key facts

Full name
Robert Shawn Sandrew
CRD
2439182
Firm
Mariner Platform Solutions · CRD 305418
Role
National Managing Director
Registration
Investment adviser registration
In the industry since
November 1997
Disciplinary history
Not yet shown here · SEC record

Common questions

Where does Robert Sandrew work?

Robert Sandrew has been National Managing Director of Mariner Platform Solutions, LLC since June 2025, and is a control person of the firm.

Source: Form ADV, Schedule A, filed 13 August 2026

Is Robert Sandrew a financial advisor?

Yes. Robert Sandrew has a current investment-adviser registration in California.

Source: IAPD individual record, checked 21 October 2026

How many years of experience does Robert Sandrew have?

Robert Sandrew has 28 years in the financial industry, since November 1997, across 2 adviser firms.

Source: IAPD individual record, checked 21 October 2026

What exams has Robert Sandrew passed?

Robert Sandrew has passed 4 licensing exams: the Series 6, Series 7, Series 63 and Series 65. The earliest, the Series 6, was passed in February 1994. FINRA credited Robert Sandrew with the SIE, which began in October 2018.

Source: IAPD individual record, checked 21 October 2026

Where was Robert Sandrew previously registered as an investment adviser?

Robert Sandrew has past investment-adviser registrations through Integrated Wealth Concepts LLC, March 2017 to June 2025, across 2 firms.

Source: IAPD individual record, checked 21 October 2026

Is Robert Sandrew registered with FINRA?

No. Robert Sandrew has no current broker registration.

Source: IAPD individual record, checked 21 October 2026

How can I verify Robert Sandrew’s record?

Search CRD 2439182 on the SEC’s adviser search (adviserinfo.sec.gov), which publishes Robert Sandrew’s full registration record.

Source: IAPD individual record, checked 21 October 2026

Leadership at Mariner Platform Solutions

  • Martin BicknellChief Executive Officer
  • Jeffrey PoeChief Financial Officer
  • Cheryl BicknellChief Operating Officer
  • Heather AugustineChief
  • Anne DorianChief Risk Officer
  • Bradley RollinsChief Investment Officer

Sources

  1. IAPD individual record, CRD 2439182, checked 21 October 2026. Registration status, employment history and examinations.
  2. Form ADV Part 1A, Schedules A and B of Mariner Platform Solutions, LLC, filed 13 August 2026. Title, control and ownership bands.