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Blackstone
Private Equity · Founded 1985 · New York City, United States
Blackstone’s biggest current holdings.
Blackstone is a named shareholder in 17 companies. Dealroom estimates those stakes are worth about $3.5B in total — the disclosed percentage × each company’s latest valuation. The 12 biggest are below, each sized by that estimate.
Relex Solutions
$990M
18% of $5.5B
Carbon Health
$300M
9.1% of $3.3B
Assent
$286M
22% of $1.3B
Cyera
$240M
2% of $12.0B
Epidemic Sound
$238M
17% of $1.4B
Chainalysis
$189M
2.2% of $8.6B
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1
Relex Solutions
18%
$5.5B
$990M
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2
Carbon Health
9.1%
$3.3B
$300M
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3
Assent
22%
$1.3B
$286M
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4
Cyera
2%
$12.0B
$240M
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5
Epidemic Sound
17%
$1.4B
$238M
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6
Chainalysis
2.2%
$8.6B
$189M
- 7 12.5% $1.4B $175M
- 8 5% $3.3B $165M
- 9 8.1% $2.0B $162M
- 10 7.5% $2.1B $158M
- 11 3.8% $4.1B $156M
- 12 10.8% $1.2B $130M
Showing the 12 largest of 17 disclosed direct holdings.
6 companies hidden on this public profile. Estimated value = Blackstone’s disclosed ownership % × Dealroom’s latest company valuation; direct named stakes only, exited positions excluded. Figures are indicative, not reported marks. Blackstone also appears inside investor groups in Bilt Rewards, Byju's, Gopuff, OpenEvidence, Thumbtack, iCapital, where a standalone stake isn’t disclosed. See the underlying shareholder registers on Dealroom →
Blackstone’s biggest exits.
Portfolio companies that IPO’d or were acquired at $1B+, with the valuation recorded at exit and — for those still public — their value today. Exit events come from each company’s funding-round history; entry stage from Blackstone’s transaction record.





Where Blackstone’s portfolio is concentrated.
Distribution of portfolio companies by headquarters country, sector, entry stage and current growth stage. Across all 149 portfolio companies. "Stage entered" is the first priced round the investor joined, derived from the investor’s transaction history.
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USA248
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UK39
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India22
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Canada12
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Australia8
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France8
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Germany8
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China7
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Spain5
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Ireland4
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Japan4
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South Korea4
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Enterprise Software63
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Fintech62
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Health59
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Real Estate52
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Energy40
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Security28
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Food21
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Marketing17
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Transportation17
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Travel16
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Media13
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Telecom12
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Series B+141
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Series A27
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Seed8
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Late Growth191
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Mature96
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Early Growth60
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Breakout Stage56
Inside Blackstone’s portfolio.
The 60 highest-funded portfolio companies, of 149 tracked.
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AlWhere Blackstone’s portfolio founders come from.
192 founders across the 100 highest-funded portfolio companies — by current location, university attended, and the companies they worked at before founding. Sourced from the founder records the API links to each portfolio company.
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United States112
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United Kingdom13
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Canada8
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India7
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Israel7
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Sweden7
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France6
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Türkiye5
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Argentina4
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Denmark3
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Harvard University10
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Massachusetts Institute of Technology10
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University of California, Berkeley9
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University of Cambridge5
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Stanford University4
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University of Texas at Austin4
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Yale University4
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Aalto University3
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Drexel University3
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École Polytechnique - IP Paris3
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Microsoft10
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Alphabet | Google7
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McKinsey & Company6
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Goldman Sachs4
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OpenAI4
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Aalto University3
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Booking.com3
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IBM3
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Peak3
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Stanford University3
Similar investors.
Peers the API surfaces as most similar by portfolio shape, with Dealroom investor rank and portfolio scale.














