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Greylock Partners
Venture Capital · Founded 1965 · Menlo Park, United States
Greylock Partners’ biggest current holdings.
Greylock Partners is a named shareholder in 11 companies. Dealroom estimates those stakes are worth about $5.9B in total — the disclosed percentage × each company’s latest valuation. The 11 biggest are below, each sized by that estimate.
BaseTen
$1.8B
13.5% of $13.0B
Abnormal Security
$1.2B
24% of $5.1B
Discord
$750M
5% of $15.0B
Lyra Health
$556M
9.5% of $5.8B
Cato Networks
$408M
8.5% of $4.8B
Nuro
$252M
4.2% of $6.0B
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1
BaseTen
13.5%
$13.0B
$1.8B
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2
Abnormal Security
24%
$5.1B
$1.2B
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3
Discord
5%
$15.0B
$750M
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4
Lyra Health
9.5%
$5.8B
$556M
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5
Cato Networks
8.5%
$4.8B
$408M
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6
Nuro
4.2%
$6.0B
$252M
- 7 6.5% $3.5B $228M
- 8 13.5% $1.6B $216M
- 9 14% $1.3B $182M
- 10 9% $2.0B $180M
- 11 7% $1.6B $112M
5 companies hidden on this public profile. Estimated value = Greylock Partners’ disclosed ownership % × Dealroom’s latest company valuation; direct named stakes only, exited positions excluded. Figures are indicative, not reported marks. Greylock Partners also appears inside investor groups in Ironclad, where a standalone stake isn’t disclosed. See the underlying shareholder registers on Dealroom →
Greylock Partners’ 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 Greylock Partners’ transaction record.


Where Greylock Partners’ portfolio is concentrated.
Distribution of portfolio companies by headquarters country, sector, entry stage and current growth stage. Across all 493 portfolio companies. "Stage entered" is the first priced round the investor joined, derived from the investor’s transaction history.
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USA446
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Israel16
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UK11
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Canada7
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Netherlands4
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Australia2
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France2
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India2
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Bahamas1
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Brazil1
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British Virgin Islands1
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China1
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Enterprise Software146
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Media76
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Fintech57
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Security50
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Marketing44
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Telecom36
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Gaming22
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Health22
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Jobs Recruitment18
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Education17
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Transportation16
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Semiconductors15
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Series A203
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Seed164
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Series B+120
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Breakout Stage191
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Early Growth149
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Late Growth147
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Mature10
Inside Greylock Partners’ portfolio.
The 60 highest-funded portfolio companies, of 493 tracked.
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OkWhere Greylock Partners’ portfolio founders come from.
168 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 States127
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Israel11
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United Kingdom8
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Canada5
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Netherlands3
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Pakistan2
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Argentina1
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Hong Kong1
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Stanford University23
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Massachusetts Institute of Technology9
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Harvard University7
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University of California, Berkeley7
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Harvard Business School6
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Brown University4
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Stanford University Graduate School of Business4
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University of Illinois Urbana Champaign4
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University of Oxford4
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Carnegie Mellon University3
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Alphabet | Google18
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Microsoft14
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Apple7
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Meta7
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McKinsey & Company6
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Stanford University6
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Sunopsis6
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IBM5
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Intel Corporation5
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Oracle5
Similar investors.
Peers the API surfaces as most similar by portfolio shape, with Dealroom investor rank and portfolio scale.








Key people at Greylock Partners.







