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Bay Area

Supercluster · United States · Pop. 7.7M · #1 city by EV

A public taster of the full Bay Area ecosystem on Dealroom — request a demo for live deal flow, founder pedigrees, AI-talent maps, and the full cap table for every company below.

19,784 Pool of Funded Startups
2,726 Annual Startups FoundedAll new ventures
1,392 Annual Startups FundedReceived investment
get funded 51%
5,201 Pre-Seed Startups$100K–1M
3,684 Seed Startups$1–4M
Pre-Seed to Seed 36%
4,220 Series A Startups$4–15M
Seed to Series A 44%
2,882 Series B Breakouts$15–40M
A to Series B 44%
1,998 Series C Breakouts$40–100M
B to Series C 42%
1,151 Mega Scaleups$100–250M
reach Mega 5.8%
648 Mega+ Scaleups$250M+
reach Mega+ 3.3%
743 Unicorns($1–10B valuation)
reach Unicorn 3.8%
98 Decacorns($10–100B valuation)
reach Decacorn 0.50%
21 Centicorns($100B–1T valuation)
reach Centicorn 0.11%
5 Gigacorns($1T+ valuation)
reach Gigacorn 0.025%
Pre-Seed
5,201
Seed
3,684
Series A
4,220
Series B
2,882
Series C
1,998
Unicorn
743
Decacorn
98

* C→Unicorn and Unicorn→Decacorn rates are derived from current counts (no founding-cohort data); the four mid-funnel rates use Dealroom's cohort tracking.

Largest rounds

Largest funding rounds in Bay Area

A live treemap of the largest VC rounds. Each cell is one round into Bay Area-headquartered companies, grouped by Dealroom sector.

Largest rounds in Bay Area - 2026

Every $100M+ VC round into Bay Area-headquartered companies in 2026, grouped by Dealroom sector.
- rounds · - raised
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VC investment

How much venture capital flows into Bay Area

VC investment into Bay Area-headquartered, VC-backed companies, broken down by round size, company location, sector and funding stage.

Academia

Bay Area's academic flywheel

Companies founded by university alumni or spun out of research, plus the institutions producing the most founders tied to Bay Area.

University ranking By notable alumni-founded companies based in Bay Area
# University City Based here Companies
1 🇺🇸Stanford University Stanford, CA 280 13K
2 🇺🇸Harvard University Cambridge, MA 130 9,055
3 🇺🇸UC Berkeley Berkeley, CA 130 8,909
4 🇺🇸MIT Cambridge, MA 90 9,472
5 🇺🇸University of Pennsylvania Philadelphia, PA 38 3,653
6 🇺🇸Carnegie Mellon University Pittsburgh, PA 32 2,845
7 🇮🇱Technion – Israel Institute of Technology Haifa 22 2,323
8 🇺🇸Princeton University Princeton, NJ 22 2,517
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Location comparison

How Bay Area stacks up

Compare Bay Area with peers from the same country (United States) — switch between combined EV, EV growth, and a growth × size view. Expand the table for the full ranking.

Bay Area
$20T
$2.9T
$2T
$1.2T
$1.2T
$673B
$330B

Combined enterprise value of each ecosystem.

Sector concentration

Where Bay Area punches above its weight

Sectors in which Bay Area's share of the global unicorn pool is bigger than its overall share. A 5× over-index means Bay Area is 5× more represented in that sector than in the global average. Source: top-hub aggregation across the 18 simplified sectors.

2.31×
12 unicorns · 46.2% of global sector
🤖 AI
2.04×
130 unicorns · 40.6% of global sector
✈️ Aviation
1.67×
4 unicorns · 33.3% of global sector
🦾 Robotics
1.61×
9 unicorns · 32.1% of global sector
📣 Marketing
1.58×
12 unicorns · 31.6% of global sector
🛡️ Cybersecurity
1.52×
28 unicorns · 30.4% of global sector
1.31×
80 unicorns · 26.2% of global sector
💸 Fintech
1.10×
70 unicorns · 22.0% of global sector

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Live company-by-company deal flow, full cap tables, founder pedigrees, hiring signals and revenue trajectories.