Blackstone Acquires Ancestry for $4.7 Billion

Ancestry Acquires iMemories

July 30, 2025

Cloud & SaaS

Ancestry has acquired iMemories, a Scottsdale-based leader in analog media digitization and cloud-based preservation, from investors Landon Capital Partners and Greens Farms Capital. The deal brings iMemories' AI-enhanced scanning and subscription media services into Ancestry's family-history platform to let customers digitize and integrate photos, videos, slides and films into their family trees.

Blackstone Acquires Sphera from Genstar Capital

July 6, 2021

Cloud & SaaS

Blackstone's private equity funds agreed to acquire Sphera, a provider of ESG-focused SaaS, data and consulting services, from Genstar Capital in a transaction valuing the company at approximately $1.4 billion. The deal positions Blackstone to accelerate Sphera's growth in ESG software, data and advisory services globally.

Blackstone Acquires International Data Group (IDG) for $1.3B

November 17, 2021

Data & Analytics

Blackstone’s private equity funds have completed the acquisition of International Data Group, Inc. (IDG) from Oriental Rainbow, LLC (a China Oceanwide subsidiary) for an enterprise value of $1.3 billion. IDG — which includes IDC and IDG Communications — provides market intelligence, data and technology-focused media; Blackstone said it will partner with IDG to expand product offerings and drive technology innovation.

Francisco Partners Acquires MyHeritage

February 25, 2021

Cloud & SaaS

Francisco Partners has signed a definitive agreement to acquire MyHeritage, the Israel-headquartered subscription-based genealogy and consumer genomics platform. Several of MyHeritage's existing investors — including HP Beteiligungs GmbH, Yuval Rakavy, founder Gilad Japhet and investor Gigi Levy — will reinvest alongside Francisco Partners to support the company's next phase of growth.

Blackstone Acquires Majority Stake in SPANX

October 20, 2021

Consumer Products

Blackstone (through its Blackstone Growth and Tactical Opportunities businesses) agreed to acquire a majority stake in SPANX, Inc. at a $1.2 billion valuation, with founder Sara Blakely retaining a significant equity stake and becoming Executive Chairwoman. The investment is intended to accelerate SPANX's digital transformation, expand its global footprint, and support product and category growth across e-commerce and retail channels.

UnitedLex Acquires BlackStone Discovery

September 9, 2021

Cybersecurity

UnitedLex has acquired BlackStone Discovery, a Silicon Valley–based eDiscovery and digital forensics provider, to bolster its West Coast presence and technology-enabled legal services. The deal adds BlackStone’s forensics, investigations, managed review and incident-response capabilities to UnitedLex’s digital legal transformation offerings.