This entity has not been resolved onto another DFX graph by a shared identifier. A name match elsewhere would be a candidate, never an identity, and none is recorded.

Current firm

MARINER

Current firm class

broker-dealer affiliated wealth managerderived

Book size

not publicno per-advisor AUM is published by the SEC, FINRA or IAPD, and DFX estimates none

Industry start

Sep 7, 1988earliest registration or exam on IAPD

Years in industry

38derivedfrom the industry start date

Years at current firm

5derivedfrom the current registration's begin date

Prior firms

4

Current registrations

1

Registered states

1

Exams

S65|S63

First exam

Sep 7, 1988

First registration

Apr 30, 1998

Dual registered

no

Other names

MARTY KOSSOFF

IAPD individual key

1877000

Graph

RIA / Wealth Management

Canonical id

dfx:ria:12708f81-42c6-0d84-2b14-d2e953ab64e4

First observed

Apr 30, 1998

Last observed

Sep 14, 2026 7 days ago

Source families

Federal regulator filings

1 registered feed stand behind this record; each fact above carries its own dates and, where the publisher serves one, its document.

Resolution

Identity across graphs by shared identifier (CRD, CIK, EIN, ADV fund id, individual CRD) or citation; a name match is shown as a candidate and never merged.