OAK BROOK ADVISORS, LLC

RIASEC Registered
Total AUM
$17M
Discretionary
$0
0% of AUM
Avg account
$187K
Accounts
91
Employees
2
Advisory reps
1

Firm details

Headquarters
LAKEWOOD RANCH, Florida
CRD number
118151
Custodians
ASSETMARK TRUST CO., PERSHING LLC, SEI INVESTMENTS DISTRIBUTION CO.
Fee structure
Percentage of AUM, Hourly Charges
Client types
  • HNWI70.59%
  • Individuals29.41%
Services
Financial PlanningPortfolio Management for IndividualsSelection of Other Advisers

Firm profile

FINTRX

Overview

Oak Brook Advisors, LLC is a small, independent registered investment adviser organized as a limited liability company that focuses on advising individuals and families. The firm positions itself more as an adviser and capital allocator than as a discretionary portfolio manager: filings show its advisory activities center on financial planning, portfolio management for individuals and small businesses, and the selection of other advisers. Compensation is through a mix of percentage-of-AUM fees and hourly charges. The firm is not identified as an active ESG investor and operates under an owner-type classified as individual. A notable feature of the firm’s footprint is its non-discretionary posture — the entire reported asset base is listed as non-discretionary — which implies Oak Brook Advisors typically provides recommendations, implements positions only with client approval, or delegates portfolio management to third parties rather than exercising direct trading authority.

Assets & Accounts

Investments & Alternatives

Location & Offices

Investment profile

FINTRX

Traditional investments used

Alternative investments used

Active ESG investor

Technology & operations

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CRM & tech providers

TAMPs used

Clients

FINTRX

Client base

Client personas

Asset composition

Asset composition: Other 100%100%
  • Other100%

Contacts

1 of 1
  • WALTER GRZYWINSKI

    PresidentCRD 1082642

Wealth teams

FINTRX

Newly hired reps

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Recent M&A activity

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Recent filings

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Awards

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Location

Primary office

LAKEWOOD RANCH, FL

MANATEE

Location

LAKEWOOD RANCH, FL

Headquartered in LAKEWOOD RANCH, FL, anchoring the North Port-Sarasota, FL metro in the South.

Metro area
North Port-Sarasota, FL
Region
South
County
MANATEE
Address
8470 Enterprise Cir
Time zone
ET (UTC-5)
Office locations

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Source: FINTRX private wealth data intelligence

Intelligence for Private Wealth