
Los Angeles venture capital firm backing technology and healthcare startups run by founders

Private investment firm with a family office background, active in growth equity, real estate and fund seeding

Declaration Partners is a private investment firm that grew out of a family office. It is anchored by David M. Rubenstein, described as a private equity veteran and philanthropist, who is also its largest investor.
The firm says it looks for entrepreneurs, operators and investors who want to create value over the long term, and that it prefers partnerships where interests are closely aligned.
Founders, family owners, management teams and co-investors.
Profile written by TrustList from the business's own published information, Oct 2026.
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As of 2026-10-05. Organic ranks only; sponsored placements are never ranks.
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