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

MESIROW FINANCIAL INVESTMENT MANAGEMENT, INC.

Current firm class

mixed wealth managerderived

Book size

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

Industry start

Jan 1, 2003earliest registration or exam on IAPD

Years in industry

23derivedfrom the industry start date

Years at current firm

17derivedfrom the current registration's begin date

Prior firms

1

Current registrations

1

Registered states

1

Exams

S66

First exam

Jan 10, 2009

First registration

Jul 5, 2022

Dual registered

yes, broker-dealer

Other names

ANDY PATAKY

IAPD individual key

3152224

• Occurred

  Dec 31, 2025
  Advisor departed, no destination yet

  Andrew Michael Pataky no longer registered at Mesirow Institutional Investment Management, Inc.; no later IA registration on IAPD

  Form ADVobserved 4 days ago

Graph

RIA / Wealth Management

Canonical id

dfx:ria:14a316b1-ca99-c3d6-4940-710a85eea47b

First observed

Jul 5, 2022

Last observed

Sep 14, 2026 5 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.