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First Long Island Investors, LLC

First Long Island Investors, LLC. CRD 167212

First Long Island Investors, LLC logo

CRD: 167212

First Long Island Investors, LLC

$1.9B Total AUM
$1.9B Disc. AUM
11.3% 3Y CAGR
24 Employees
619 ADV. Clients
42 yrs Firm Age

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Firm Details

Custodian
Inspira Financial Trust · LLC · JP Morgan · Pershing · Principal · UBS
Clients
Retail and Institutional
Platforms
Available
Established Date
07-13-1984
Office Locations
1

Office Locations

ONE Jericho Plaza Suite 201 Jericho NY

About First Long Island Investors, LLC

First Long Island Investors, LLC is an employee-controlled boutique wealth manager and fiduciary serving high-net-worth individuals, families, and select institutions. The firm provides comprehensive wealth planning and personalized portfolio management, including guidance around business sales/succession, inheritance, divorce, and widowhood transitions. FLI invests alongside clients and emphasizes a diversified, risk-aware approach; its SMA implementation is ETF-heavy.

Team overview

63 AVG AGE
$232.7M AVG AUM / ADVISOR
$3.0M AVG AUM / CLIENT
4.2 yrs AVG TENURE
24 Employees
8 Advisory Reps
7 RIA Reps
42yrs Firm Age

Insights

Available
Available
Available
Available
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Asset Classes

Available

Client Personas

Available

Custodian

Available

Investment Themes

Available

Investment Vehicles

Available

Services

Available

Technology

Available

Owner & Executives

B

BRIAN PHILLIP GAMBLE

Vice President

CRD
#7428427
Ownership
Less than 5%
Available
Available
Available
J

JONATHAN ANDREW GOLUB

Chief Compliance Officer, General Counsel, SENIOR VICE PRESIDENT, Vice President

CRD
#7717902
Ownership
Less than 5%
Available
Available
Available

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Contacts

DYLAN PAUL KLEIN

DYLAN PAUL KLEIN

Vice President

CRD
#7735245
Available
Available
Available
W

WESLEY Xavier LLADO

Vice President

CRD
#6071651
Available
Available
Available

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Assets Under Management

Total AUM
Discretionary
Non-Discretionary
03-30-2022
03-30-2023
03-28-2024
03-31-2025
03-31-2026
Category Assets AVG. Account size
Discretionary $1,861,290,657 $1,980,096
Non-Discretionary $0 --
Total $1,861,290,657 $1,980,096

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Separately Managed Accounts

Total SMA Asset: Available

Locked Total SMA
Equity - Exchange:
Available
U.S. Government/Agency:
Available
Cash:
Available
Corporate - Investment Grade:
Available
Municipal Bonds:
Available
Asset class Assets Assets %
Equity - Exchange Available Available
U.S. Government/Agency Available Available
Cash Available Available
Corporate - Investment Grade Available Available
Municipal Bonds Available Available
Total Available Available

13F Holdings | Q1 2026

Issuer Class CUSIP Ticker % Value
Available Available Available Available Available Available
Available Available Available Available Available Available
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