AdFi
GI

Gw&k Investment Management, LLC

SEC Registered

Active investing for client-centric solutions

Boston, MAhttps://gwkinvest.com617-236-8900
Assets Under Management
$25B+
Year Founded
1974
Employees
177
Office Locations
3 offices
Total Accounts
48710

About the firm

GW&K is an active investment manager dedicated to serving financial advisors, institutional investors, private wealth clients and RIAs with a broad range of equity and fixed income strategies. The firm combines deep expertise with a hands-on approach to navigating markets, and its commitment to superior client service and disciplined investment management has helped it build lasting partnerships. GW&K has been managing portfolios since its founding in 1974.

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

Areas of expertise

Active Investment ManagementDomestic EquityGlobal EquityMunicipal BondsTaxable BondsBottom-up Fundamental ResearchSmall Cap EquityFixed IncomePrivate WealthInstitutional Investing

Services

Active investment management across domestic equity (small cap, small/mid cap, and multi-cap), global equity, municipal bond, and taxable bond strategies, combined with financial planning for high net worth individuals.

Private funds / alternatives
Hedge

Who they serve

Financial advisors, institutional investors, private wealth clients (high net worth individuals), and registered investment advisors (RIAs).

Client segmentClientsAssets managed
Individuals (Non-HNW)0$0
High Net Worth Individuals47,749$40.4B
Investment Companies17
Pooled Investment Vehicles0$0
Pension/Profit Sharing Plans14$3.0B
Charitable Organizations123$708M
State/Municipal Entities0
Insurance Companies0
Sovereign Wealth Funds0
Corporations1$20M

26 total clients reported on Form ADV.

Leadership

Harold Gilbert Kotler
CHIEF EXECUTIVE OFFICER
Iii Thomas Williams Roberts
CO-PRESIDENT & CHIEF COMPLIANCE OFFICER
Thomas F X Powers
CO-PRESIDENT

Office locations

3 offices in 3 states
MA
BostonHQ
FL
Winter Park
NY
New York

Advisors at this firm

8 advisors in the directory

Regulatory & compliance

CRD number
#121942
SEC Number
801-61559
Disciplinary History
No
Fee Model & Minimums
Model: AUM / Flat Fee / Performance-based

Data as of March 26, 2026 · Source: SEC IAPD & FINRA BrokerCheck

Contact Information

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. Gw&k Investment Management, 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.

BrokerCheck data is used subject to the FINRA BrokerCheck Terms of Use. Found something inaccurate? Report inaccurate data and we will correct any error we introduced. Errors in the underlying BrokerCheck record itself are referred to FINRA, which maintains that record.

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