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Great Diamond Partners, LLC

Great Diamond Partners, LLC. CRD 299598

Great Diamond Partners, LLC logo

CRD: 299598

Great Diamond Partners, LLC

$804.1M Total AUM
$804.1M Disc. AUM
-- 3Y CAGR
12 Employees
534 ADV. Clients
7 yrs Firm Age

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Firm Details

Custodian
Charles Schwab & Company
Clients
Retail and Institutional
Platforms
Available
Established Date
05-09-2019
Office Locations
1

Office Locations

22 Monument Square Suite 300 Portland ME

About Great Diamond Partners, LLC

Great Diamond Partners is a locally owned Portland, Maine RIA providing financial planning and investment guidance for individuals and families, including business owners and entrepreneurs. The team supports estate and charitable planning (including donor-advised fund education) and portfolio construction with an emphasis on asset allocation and risk management, often implemented via ETFs, public funds, and fixed income. Custody includes Charles Schwab and the firm uses Black Diamond.

Team overview

44 AVG AGE
$114.9M AVG AUM / ADVISOR
$1.5M AVG AUM / CLIENT
5 yrs AVG TENURE
12 Employees
7 Advisory Reps
8 RIA Reps
7yrs Firm Age

Insights

Available
Available
Available
Available
Available
Available
Available
Available

Asset Classes

Available

Client Personas

Available

Custodian

Available

Investment Themes

Available

Investment Vehicles

Available

Platform

Available

Services

Available

Technology

Available

Owner & Executives

HELEN ELIZABETH ANDREOLI

HELEN ELIZABETH ANDREOLI

Chief Financial Officer, Managing Partner, Partner

CRD
#4211137
Ownership
25% but less than 50%
Available
Available
Available
JOSEPH WILLIAM POWERS

JOSEPH WILLIAM POWERS

Chief Planning Officer, FOUNDING PARTNER, Partner

CRD
#2465108
Ownership
25% but less than 50%
Available
Available
Available

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Contacts

W

WYATT ANDREOLI

Financial Advisor, General Partner

CRD
#6505207
Available
Available
Available
LISA SUSAN DEMERS

LISA SUSAN DEMERS

Financial Advisor, General Partner

CRD
#2536000
Available
Available
Available

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Assets Under Management

Total AUM
Discretionary
Non-Discretionary
03-17-2022
11-02-2023
03-14-2024
08-12-2025
04-17-2026
Category Assets AVG. Account size
Discretionary $804,063,563 $463,170
Non-Discretionary $0 --
Total $804,063,563 $463,170

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Separately Managed Accounts

Total SMA Asset: Available

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

13F Holdings | Q2 2026

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

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