AdFi
GL

GREAT LAKES ADVISORS, LLC

SEC Registered
CHICAGO, ILhttps://wintrustwealth.com312-431-1700
Assets Under Management
$5B–$25B
Employees
84
Office Locations
5 offices
Total Accounts
2978

About the firm

Firm Focus

Client segments reported on the firm's SEC Form ADV — applies to all advisors at the firm.

IndividualsHigh Net WorthInvestment CompaniesPooled VehiclesPension/Profit SharingState/Municipal

Who they serve

Client segmentClientsAssets managed
Individuals (Non-HNW)687$1.1B
High Net Worth Individuals150$1.7B
Investment Companies0
Pooled Investment Vehicles0$0
Pension/Profit Sharing Plans2$62M
Charitable Organizations54$3.2B
State/Municipal Entities135
Insurance Companies1
Sovereign Wealth Funds4
Corporations0$0

16 total clients reported on Form ADV.

Leadership

Whamco Holding Company
CORPORATE PARENT
John Stoll Lillard
MANAGER
Bert Atwater Getz
MANAGER
Thomas Patrick Zidar
MANAGER CHAIRMAN
Thomas Martin Paulus
CHIEF FINANCIAL OFFICER
Scott Keith Heitmann
MANAGER
Wintrust Financial Corporation
DIRECT OWNER
Marla Friedman Glabe
MANAGER
Thomas Regan Kiley
MANAGER & CHIEF EXECUTIVE OFFICER
Edward Joseph Calkins
MANAGER & SR. MANAGING DIRECTOR
Timothy Allen Schlindwein
MANAGER
Croft W James
MANAGER
Paul Clayton Carlisle
MANAGER
Gary Alan Lenhoff
MANAGER & CHIEF INVESTMENT OFFICER - FUNDAMENTAL EQUITIES

Office locations

5 offices in 4 states
IL
CHICAGOHQ
WI
MILWAUKEE
CT
STAMFORD
IL
LAKE FOREST
FL
TAMPA

Advisors at this firm

17 advisors in the directory

Regulatory & compliance

CRD number
#110757
SEC Number
801-16937
Disciplinary History
No
Fee Model & Minimums
Model: AUM / Flat Fee / Performance-based / Other

Data as of March 30, 2026 · Source: SEC IAPD & FINRA BrokerCheck

Contact Information

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Editorial disclosure

This profile was compiled and published by AdvisorFinder as editorial content using publicly available information from the SEC's IAPD database and FINRA BrokerCheck. GREAT LAKES ADVISORS, LLC has not reviewed, approved, or endorsed this profile and is not responsible for its accuracy. Regulatory records change over time — always verify the current record directly on the SEC or FINRA websites before making any decision.

GREAT LAKES ADVISORS, LLC in CHICAGO, IL - Financial Advisory Firm | AdvisorFinder