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FamilyOfficeList

State list

Maine Family Office List

This Maine list contains one family office profile, based in Portland. It is classified as a multi-family office, with listed areas of focus spanning investment management, financial life planning, multi-family office services and private trustee services. That mix points to a service-oriented profile, so readers looking for a direct investment mandate should review the firm’s public description before deciding whether it fits. The page is a narrow starting point for founders, fund managers and advisors researching family office activity in Maine. The database also includes 14 nearby profiles to broaden a regional search beyond the state. Those nearby offices are not counted in the Maine total. Use the list to understand what is represented in the state-level coverage, then consider whether a wider geographic scope would better match your fundraising or research needs.

At a glance

  • The list contains 1 Maine profile.
  • The listed profile is a multi-family office in Portland.
  • Four focus areas are recorded: investment management, financial life planning, multi-family office services and private trustee services.
  • No assets under management are disclosed in the list statistics.

Family office profiles (1)

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Public firm-level fields only. Contact details are withheld. Order follows disclosed assets under management where available, then profile depth. It is not a ranking.

Starboard Advisors, LLC

Portland, ME | Multi-family office | Founded 2017

Starboard Advisors provides family office services for families managing concentrated wealth from a single office. Its services include foundation management, tax planning oversight, trustee services, financing analysis, and financial education.

AUM range
Not stated
Check size
Not stated
Asset classes
Not stated
  • Family Office Services
  • Foundation Management
  • Tax Planning
  • Trustee Services
  • Financial Education

Also nearby

More family offices from nearby areas.

Ferré Rangel Family Office

Boston, MA | Single family office

Ferré Rangel Family Office manages the Ferré Rangel family's real estate investment strategy. Its investments include value added real estate opportunities in growing markets in the United States and Latin America.

AUM range
Over $20B
Check size
Not stated
Asset classes
Real Estate
Wealth source
Ferré Rangel family; real estate
  • Rental Real Estate
  • Multifamily Real Estate
  • Industrial Real Estate
  • Mixed Use Developments

Kensington Investment Company, Inc.

Boston, MA | Single family office | Founded 1983

Kensington Investment Company is the family office of the Lewis family. Its investments include real estate in New England and Utah, direct investments in private companies, and private equity and venture capital funds.

AUM range
$5B-$20B
Check size
Not stated
Asset classes
Real Estate, Direct Investments, Private Equity, Venture Capital, Funds
Wealth source
Not stated
  • Real Estate
  • Private Companies
  • Private Equity Funds
  • Venture Capital Funds

Ballentine Partners, LLC

Waltham, MA | Multi-family office | Founded 1984

Ballentine Partners provides wealth management and family office services to families and entrepreneurs. Its services include financial planning, investment advice, and coordination among clients' advisors.

AUM range
$5B-$20B
Check size
$3M to $20M
Asset classes
Funds
  • Wealth Management
  • Financial Planning
  • Investment Advice

TwinFocus Capital Partners, LLC

Boston, MA | Multi-family office | Founded 2006

TwinFocus Capital Partners is a multi-family office providing investment and family office management services to individuals and families.

AUM range
$5B-$20B
Check size
Not stated
Asset classes
Not stated
  • Technology

Loring, Wolcott & Coolidge Trust, LLC

Boston, MA | Multi-family office | Founded 1817

Loring, Wolcott & Coolidge Trust is a multi-family office providing financial planning and related services to families.

AUM range
$5B-$20B
Check size
Not stated
Asset classes
Public Equities, Fixed Income
  • Public Equity
  • Fixed Income

J.M. Forbes & Co. LLP

Boston, MA | Single family office | Founded 1838

J.M. Forbes & Co. is a multi-client investment advisory and trust office providing money management and trustee services to individuals, trusts, and foundations. Its services include investment, estate, and tax planning, with an emphasis on long-term capital preservation.

AUM range
$1B-$5B
Check size
Not stated
Asset classes
Public Equities, Fixed Income
Wealth source
Forbes family; financial services
  • U.S. Equities
  • International Equities
  • Fixed Income
  • Socially Responsible Investing
  • Estate Planning
  • Tax Planning

Market Street Trust Co.

Portsmouth, NH | Multi-family office | Founded 1909

Market Street Trust Co. is a multi-family office established to manage the wealth of the Houghton family, founders of a glassmaking company. It provides customized services to client families across generations.

AUM range
$1B-$5B
Check size
Not stated
Asset classes
Fixed Income, Hedge Funds, Public Equities, Real Estate, Infrastructure, Commodities, Private Equity
  • High Yield Bonds
  • Hedge Funds
  • Equities
  • Real Assets
  • Private Equity

M3 Family Office LLC

Boston, MA | Multi-family office | Founded 2013

M3 Family Office serves private equity professionals, their families, and other high-net-worth individuals. Its services include investment management, asset allocation, tax and estate planning, and coordination of cash flows and capital calls.

AUM range
$250M-$1B
Check size
Not stated
Asset classes
Private Equity, Venture Capital, Public Equities, Digital Assets
  • Private Equity
  • Venture Capital
  • Artificial Intelligence
  • Semiconductors
  • FinTech
  • Digital Assets

Baldwin Brothers LLC

Marion, MA | Multi-family office | Founded 1974

Baldwin Brothers is an independent wealth management firm providing investment advisory and family office services. Its services support families with wealth management and financial planning across generations.

AUM range
$250M-$1B
Check size
Not stated
Asset classes
Funds
  • Alternative Investments
  • Diversified Portfolios

Sandy Cove Advisors, LLC

Hingham, MA | Multi-family office | Founded 2009

Sandy Cove Advisors is a multifamily office advising individuals and families on investments, estate and succession planning, philanthropy, taxes, insurance, cash flow, debt, bill paying, and elder care.

AUM range
$1B-$5B
Check size
Not stated
Asset classes
Not stated
  • Investment Strategy
  • Estate Planning
  • Succession Planning
  • Philanthropy
  • Tax Planning
  • Debt Management

Boston Family Office, LLC

Boston, MA | Multi-family office | Founded 1996

Boston Family Office develops financial plans based on each client’s assets, needs, and goals. It monitors investment results and adjusts portfolios or strategies as needed.

AUM range
$1B-$5B
Check size
Not stated
Asset classes
Public Equities, Fixed Income

Jordan Park Trust Company LLC

Portsmouth, NH | Multi-family office | Founded 2020

Jordan Park Trust Company is a multi-family office and trust company that provides trust services and wealth management for individuals and families. Its services include private family trust companies and coordination with estate planning.

AUM range
$1B-$5B
Check size
Not stated
Asset classes
Not stated

Daintree Advisors LLC

Boston, MA | Multi-family office | Founded 2010

Daintree Advisors is a multi-family office and wealth management firm. Its stated areas include tax-efficient and socially responsible investing, along with philanthropic planning.

AUM range
$1B-$5B
Check size
Not stated
Asset classes
Not stated
  • Tax-Efficient Investing
  • Socially Responsible Investing
  • Philanthropic Planning
  • Wealth Management

Battery Global Advisors

Boston, MA | Multi-family office | Founded 2005

Battery Global Advisors is an independent investment manager and multi-family office provider.

AUM range
$250M-$1B
Check size
Not stated
Asset classes
Real Estate, Public Equities, Private Equity, Hedge Funds
  • Alternative Investments
  • Real Estate
  • Equities
  • Private Equity
  • Hedge Funds

Videos for this list

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What is a Family Office & Why Have 10,000 Ultra-Wealthy Families Decided to Have One? | EP 2Explains what a family office is and explores why wealthy families choose to have one.

Coverage here is limited, and the team can help scope a wider search.

Want more family offices in this area?

Reach out and our team will help you build out this list and your relationships in the industry. Tell us the region, office type and focus you care about, and we will take it from there.

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Questions about this list

How many family offices are included in the Maine list?

The state list contains one profile, located in Portland. The statistics also note 14 nearby profiles, which may help broaden research beyond Maine. Those nearby entries are separate from the Maine count, so the page is best treated as a limited state-level starting point.

What kind of office is represented?

The listed profile is classified as a multi-family office. Its recorded focus areas include investment management, financial life planning, multi-family office services and private trustee services. Review the public firm profile to assess whether its activities align with your capital or research needs.

How should I approach an office on this list?

Start by checking the office’s stated activities and geography against your specific needs. Prepare a concise explanation of your business, fund strategy or research purpose, and be clear about the relevant stage, sector and potential fit. The free page does not provide contact details.

Does the list show assets under management?

the profiles on this page show no disclosed assets under management for the Maine profile. That does not establish the office’s actual asset level. Use the available public profile details as a starting point, and avoid treating undisclosed figures as zero.

What does the full list add?

The full list is available by request through the form and adds contact data, decision makers and check size fields. It can help you organize outreach or research, but it does not promise introductions, investment, funding or any particular outcome.

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