Single Family OfficeRIA · CRD 108449SEC-Registered

Updated:

Grattan Financial Strategies

Grattan Financial Strategies, Inc. is an SEC-registered investment adviser in San Gabriel, CA, registered since 1998. The firm manages $353 million in assets,...

Grattan Financial Strategies

Grattan Financial Strategies, Inc. is an SEC-registered investment adviser in San Gabriel, CA, registered since 1998. The firm manages $353 million in assets, with $158 million on a discretionary basis. It has 3 employees and 3 investment advisers.

General information

Firm type

Single Family Office

Year founded

AUM

Undisclosed

Location

Region

Country

City

Corporate office

Frequently asked questions

Is there any publicly known investment activity for Grattan Financial Strategies?

None has been identified in public records, regulatory filings, or press reports. No portfolio companies, fund commitments, or co-investments are attributable to the entity as of mid-2026.

Who runs Grattan Financial Strategies?

No named principals or key executives are disclosed in available public filings or directories. The absence of a designated investment lead or managing principal suggests it may be directly overseen by an individual or family that does not participate in institutional-capital introductions.

Does Grattan Financial Strategies accept outside capital or co-investors?

There is no evidence the entity accepts external capital, participates in club deals, or engages in co-investment alongside third-party GPs. Its structure, consistent with a classic single-family office, implies capital is solely proprietary.

What is the underlying wealth source behind Grattan Financial Strategies?

The wealth origin is undisclosed. The Grattan surname yields no verifiable link to a specific liquidity event, publicly known operating business, or inherited fortune in the institutional-research record.

How can a GP or allocator contact Grattan Financial Strategies?

No contact channels — website, investor-relations email, or known intermediary — are available. The entity does not appear in standard capital-introduction networks or institutional databases, making inbound contact effectively impossible through public means.

Profile maintained by using OSINT (open-source intelligence), regulatory filings, licensed data partners, and verified direct submissions. Read the methodology. Last updated: . Continuous refresh with full update cycles at least every 30 days.

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