Fee-only adviser · Marlborough, MA

Mannion Money Advisory

Mannion Money Advisory is a fee-only investment adviser registered with the securities regulator of Massachusetts, with its main office in Marlborough, Massachusetts. On its latest Form ADV, filed January 3, 2026, it reports $102K in regulatory assets under management and 1 employee who gives investment advice. It reports no commission compensation, is not registered as a broker-dealer and does not act as an insurance agent.

Key facts from Form ADV

RegistrationState-registered: Massachusetts
Firm CRD number331419
Office67 Forest ST Ste 350-08
Marlborough, MA 01752
Phone(888) 860-1760
WebsiteNot listed
Regulatory assets under management$102K
Individual clientsFewer than 5
Financial planning clients0
How it chargesPercentage of assets, Hourly, Fixed fee
ServicesFinancial planning, Portfolio management
Employees1
Disciplinary disclosuresNone reported
Latest Form ADV filingJanuary 3, 2026

Source: the firm’s Form ADV Part 1A as published by the SEC’s Investment Adviser Public Disclosure database, data as of November 6, 2026. Figures are self-reported by the firm.

What this means for you

  • It offers hourly or fixed-fee arrangements, so you may be able to pay for a plan without handing over your investments.
  • It also charges a percentage of assets managed for ongoing investment management.
  • It provides financial planning services, not only portfolio management.
  • It reports no disciplinary history on Form ADV.

Before you hire any adviser

Read the firm’s Form ADV Part 2 brochure on its SEC record: it sets out fees, minimums, conflicts of interest and who will manage your money. Ask whether the firm acts as a fiduciary for all of your accounts, how it is paid in total, and who holds your assets. Our guide to choosing a financial adviser lists the questions to ask.

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