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 1, 2013earliest registration or exam on IAPD

Years in industry

13derivedfrom the industry start date

Years at current firm

4derivedfrom the current registration's begin date

Prior firms

2

Current registrations

1

Registered states

1

Designations

Certified Financial Planner

Exams

S65

First exam

Sep 25, 2017

First registration

Sep 25, 2017

Dual registered

no

IAPD individual key

6829418

• Occurred

  Sep 9, 2026
  Advisor departed, no destination yet

  Mark William Harris no longer registered at Mariner Independent; no later IA registration on IAPD

  Form ADVobserved 5 days ago
• Occurred

  Mar 30, 2022
  Advisor changed firm

  Mark William Harris left Adviceperiod, Llc for Mariner (registered 2022-03-15)

  Form ADVobserved 5 days ago

Graph

RIA / Wealth Management

Canonical id

dfx:ria:b0836b6b-7f37-3d43-b448-d392e1d755da

First observed

Sep 25, 2017

Last observed

Sep 14, 2026 6 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.