Multi Family Office

D4 Investments

D4 Investments is a multi-family office headquartered in Seattle, United States. Founded in 1999, it manages the personal capital of tech and telecom entrepreneurs James Kinsella and Robert McNeal, whose exits include the $2.3 billion sale of European network...

D4 Investments

D4 Investments

D4 Investments is a multi-family office headquartered in Seattle, United States. Founded in 1999, it manages the personal capital of tech and telecom entrepreneurs James Kinsella and Robert McNeal, whose exits include the $2.3 billion sale of European network operator Interoute. The firm backs early-stage companies across industrial SaaS, climate technology, robotics, artificial intelligence and cannabis sectors to foster disciplined, long-term value creation.

General information

Firm type

Multi Family Office

Year founded

AUM

Location

Region

North America

Country

City

Seattle

Corporate office

Frequently asked questions

What is D4 Investments?

D4 Investments is a multi family office headquartered in Seattle.

Where is D4 Investments headquartered?

D4 Investments is headquartered in Seattle, in the North America region.

What does Altss track for D4 Investments?

Altss maintains an OSINT-verified profile of D4 Investments covering investment focus (ESG policy, ticket size, target IRR, currency preference, regional focuses, industry focuses, technological focuses), team (service providers and advisors), deals (company deals and fund commitments), assets (real estate, public market positions, private companies, art and cultural holdings, philanthropy and foundations), and network (club memberships, associations, and event participation). Detailed values are available to Altss subscribers.

What is D4 Investments's website?

D4 Investments's public website is www.d4investments.com. Verified contact details for principals and decision-makers are available to Altss subscribers.

What type of firm is D4 Investments?

D4 Investments is classified by Altss as a Multi Family Office within the North America region.

How does Altss source intelligence on D4 Investments?

Altss combines OSINT (open-source intelligence) with regulatory filings, public disclosures, and licensed data partners. Source provenance is tracked to support compliance-ready research workflows.

How fresh is the Altss profile for D4 Investments?

D4 Investments's profile is part of Altss's continuous-refresh dataset, with a full update cycle at least every 30 days and priority changes applied as new information is verified.

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

Need institutional-grade insight on family offices?

Altss delivers:

Principals with verified direct contactsAllocation history by asset classLive OSINT deal alerts
Start your free trial

Prefer a guided tour?

We’ll walk you through:

Interactive funding timelinesCustom mandate & allocation filters
Book a demo