Declaration Partners is a private investment firm that seeks to be a value-added capital partner and strategic resource to founders & entrepreneurs, management teams, and asset owners. Anchored by the family office of private equity veteran and philanthropist David M. Rubenstein, Declaration invests on behalf of family offices and like-minded institutional investors. Declaration’s approach emphasizes partnership born from its family office heritage while seeking to achieve favorable long-term outcomes with strong alignment. Declaration has approximately $2.0 billion in assets under management (as of 12/31/2025) across its private investment strategies, which include tactical growth equity, real estate, GP solutions, and other opportunistic strategies. The firm was founded in 2017 and is headquartered in New York with an office in the Washington, DC area. Any outreach claiming to be from Declaration Partners via a different domain than @declarationpartners.com is fraudulent and an impersonation. Please report such incidents to the relevant social media platform or authorities. Never provide any type of payment, financial information, or sensitive personal information in response to inquiries from any other domain impersonating Declaration Partners. More information about Declaration, including its services, fees, and conflicts of interest, is available in its Form ADV Parts 2A and 2B, available upon request or at adviserinfo.sec.gov.
| Website | https://declarationpartners.com/ |
| Revenue | $1 million |
| Employees | 49 (42 on RocketReach) |
| Founded | 2017 |
| Address | 510 Madison Ave 20th Floor, New York, New York 10022, US |
| Phone | (212) 321-4030 |
| Industry | Investment Management, Finance General, Finance |
| Keywords | Private Equity, Private Investment, Family Office, Investment Firm, Investment Management, Growth Equity, Portfolio Management, Venture Capital, Financial Advisory, Mergers And Acquisitions, Alternative Investments, Management Teams, Wealth Management, Financial Services, Asset Owners, Business Acquisitions |
| Competitors | Andreessen Horowitz, Bessemer Venture Partners, Insight Partners, Kleiner Perkins, Lightspeed, IVP, Greylock, Sequoia Capital, Foundry Investments Llc, Union Square Ventures +26 more (view full list) |
| SIC | SIC Code 67 Companies, SIC Code 672 Companies |
| NAICS | NAICS Code 52 Companies, NAICS Code 5259 Companies, NAICS Code 52591 Companies, NAICS Code 525 Companies |
Looking for a particular Declaration Partners employee's phone or email?
The Declaration Partners annual revenue was $1 million in 2026.
Brian Frank is the Founder and Managing Partner of Declaration Partners.
42 people are employed at Declaration Partners.
Declaration Partners is based in New York, New York.
The NAICS codes for Declaration Partners are [52, 5259, 52591, 525].
The SIC codes for Declaration Partners are [67, 672].