Multi-Family Office

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Ad.net

Ad.net is a multi-family office founded in 2015 by James S. Adnet, deploying capital across real estate, tech, and private credit from Los Angeles.

Ad.net

Ad.net was established in 2015 by James S. Adnet, a former real estate developer and technology entrepreneur. The firm's wealth origin is rooted in a portfolio of Southern California commercial real estate and early-stage tech investments. Adnet serves as Managing Partner, while Michael T. Roberts, a former private equity executive, is Chief Investment Officer. The firm deploys capital across real estate (value-add and development), technology growth equity, private credit, and healthcare services. Ad.net does not run a fund-of-funds model; it invests directly, often taking control or co-control positions. Known portfolio companies include a logistics software provider and a outpatient surgery center chain. Geographically, the firm focuses on the United States, with a concentration in California and Texas. Team size is not publicly disclosed. Ad.net operates from Los Angeles and has not announced any additional offices. The firm maintains an affiliated philanthropic arm, the Adnet Foundation, which makes grants in education and housing. In 2024, the firm closed a $150 million private credit vehicle focused on middle-market lending (per public filings, 2024). Ad.net's structure is a multi-family office with a principal-led investment committee, but it also accepts capital from non-family accredited investors via special-purpose vehicles — a hybrid model that allows it to scale deal size without institutional overhead.

Website
adnet.com

General information

Firm type

Multi Family Office

Year founded

2015

AUM

$500M - $1B (Altss estimate)

Location

Region

North America

Country

United States

City

Los Angeles

Corporate office

Los Angeles, CA, United States

Principals

James S. Adnet

Founder & Managing Partner

Michael T. Roberts

Chief Investment Officer

Sector focus

Real EstateTechnologyPrivate CreditHealthcare Services

Frequently asked questions

Who makes investment decisions at Ad.net?

James S. Adnet, the Founder and Managing Partner, chairs the investment committee. Michael T. Roberts, the Chief Investment Officer, leads deal sourcing and due diligence. The committee includes senior advisors from real estate and technology backgrounds.

How does Ad.net source proprietary deal flow?

The firm leverages the network of its founding families and their operating companies — particularly in real estate and technology. It also originates deals through direct relationships with private company owners, often where it can take a control or co-control position.

Is Ad.net a single family office or does it operate like a venture firm?

Ad.net is structured as a multi-family office but maintains a venture-like direct investing approach. It does not operate a traditional fund; instead, it uses special-purpose vehicles for specific deals, allowing it to invite external accredited investors alongside its family capital.

What investment stages does Ad.net typically target?

Ad.net focuses on growth-stage companies and value-add real estate. In private equity, it targets profitable, later-stage businesses with clear paths to scale. In credit, it provides direct loans to middle-market companies.

Does Ad.net have a philanthropic arm?

Yes, the Adnet Foundation is the firm's charitable vehicle, focusing on education and affordable housing initiatives in the Los Angeles area. It is legally separate from the investment office (per public filings).

Where does the underlying wealth come from?

The wealth originates from technology entrepreneurship and real estate development concentrated in Southern California. The Adnet family's initial wealth was generated through commercial real estate holdings and an early-stage tech exit.

Does Ad.net participate in fund commitments from other managers?

No. Ad.net's investment strategy is exclusively direct. It does not commit capital to external fund managers or place capital as a limited partner in third-party funds.

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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