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

DUFF & PHELPS INVESTMENT MANAGEMENT CO.

Current firm class

asset managerderived

Book size

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

Industry start

Jun 30, 1992earliest registration or exam on IAPD

Years in industry

34derivedfrom the industry start date

Years at current firm

4derivedfrom the current registration's begin date

Prior firms

3

Current registrations

1

Registered states

1

Exams

S63|S65

First exam

Jun 30, 1992

First registration

Mar 31, 2008

Dual registered

yes, broker-dealer

IAPD individual key

2229746

• Occurred

  Sep 7, 2022
  Advisor changed firm

  Kathleen Louise Hegyi left William Blair & Company L.L.C. for Duff & Phelps Investment Management Co. (registered 2022-09-20)

  Form ADVobserved 5 days ago

Graph

RIA / Wealth Management

Canonical id

dfx:ria:caf67086-b0ed-cf84-2156-72fe4ce35e9b

First observed

Mar 31, 2008

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.