Multi-Family Office

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Fifteen Group

Fifteen Group is a Miami-based multi-strategy investment firm deploying across buyouts, growth equity, and venture debt.

Fifteen Group logo

Fifteen Group

Fifteen Group is a Miami-based investment firm deploying capital across buyouts, expansion-stage, growth, recapitalizations, and venture debt. The firm's mandate crosses multiple asset classes — private equity, private credit, and structured equity — a flexibility that suggests it manages capital for a defined set of principals or family-office partners rather than a blind-pool institutional fund. On the private equity side, Fifteen Group targets control and significant minority positions in founder-led and family-owned businesses, typically pursuing operational turnarounds or growth acceleration through recapitalizations. Its venture debt activity provides an alternative to dilution for growth-stage companies, though specific portfolio names are not publicly disclosed. The firm's willingness to commit across the capital structure — from senior debt in restructurings to equity in expansion rounds — is rare among smaller investment managers and points to a credit-oriented DNA. Headquartered in Miami, the firm benefits from proximity to Latin American family capital and cross-border deal flow, though its specific geographic deployment is not publicly documented. No AUM, team size, or founding-year figures are available in public records, and the firm does not maintain a visible institutional marketing presence. The firm's structural opacity — no public website detail, no disclosed principals, no fundraising announcements — is itself a differentiator in an ecosystem of increasingly transparent alternatives managers. Fifteen Group appears to operate as a private investment office, likely deploying proprietary or tightly-held partner capital rather than competing for institutional LP commitments.

General information

Firm type

Multi Family Office

Year founded

AUM

Undisclosed

Location

Region

North America

Country

United States

City

Miami

Corporate office

Miami, FL, United States

Sector focus

Real EstatePrivate CreditGrowth

Frequently asked questions

Who runs investment decisions at Fifteen Group?

Fifteen Group has not publicly disclosed its principals or investment committee structure. The firm maintains no public website with team bios and has no LinkedIn presence. In the absence of public leadership attribution, the decision-making structure is inferred to be concentrated among founding partners, consistent with privately held investment offices of this profile.

What is Fifteen Group's primary investment strategy?

Based on public record, the firm deploys across buyout, expansion and late-stage growth, recapitalization, and venture debt. This multi-strategy approach suggests a flexible capital base, likely proprietary or sourced from a limited partner group, that can pivot between control equity, minority growth positions, and structured credit depending on market opportunity.

Does Fifteen Group raise outside institutional capital?

There is no public evidence of SEC-registered fund filings, Form ADV disclosures, or institutional LP commitments associated with Fifteen Group. The absence of standard institutional fundraising artifacts suggests the firm either deploys proprietary family office capital or manages assets on behalf of a closed network of private investors who do not require external reporting.

How is Fifteen Group different from a conventional private equity firm?

Most private equity firms focus on a single strategy and vehicle type, such as a buyout fund or a growth fund, with a defined LP base. Fifteen Group's mandate spans control buyouts, growth equity, and venture debt simultaneously — a structure more commonly seen in single-family or multi-family investment offices where deal-generation speed and capital flexibility outweigh the need for product-specific fund marketing.

Does Fifteen Group have any operating partners or portfolio operating capabilities?

No operating partners or portfolio operations executives are publicly identified for Fifteen Group. For a firm that targets buyouts and recapitalizations, operational capabilities are typically critical; in the absence of public disclosure, these responsibilities may be handled by the investing principals themselves or outsourced on a deal-by-deal basis.

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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