645 Ventures Investments & Fund Profile

Overview

Early-stage venture capital firm investing in exceptional founders.

Founded

2014

Deals · 12mo

20

Links

Website LinkedIn X (Twitter)

Stage focus

Seed

Series A

Geographic focus

United Kingdom

United States

Sector focus

Finance

Financial Services

Venture Capital

Investment portfolio

87rounds

LedParticipated

NAME	DATE	SIZE
Besxar	Sep 2026Participated	$10 MSeed
Rivo	Aug 2026Participated	$3 MSeed
Ellis	Jul 2026Participated	$10 MSeed
Fish Audio	Jul 2026Participated	$52 MSeed
Upside	Jun 2026Participated	$20 MSeries A
AIVA	Jun 2026Led	$2 MSeed
Sekai	Jun 2026Participated	$20 MSeries A
General Analysis	Apr 2026Participated	$10 MSeed
True Anomaly	Apr 2026Participated	$650 MSeries D
Pomo	Apr 2026Participated	$5 MSeed
KaBoom!!!!	Apr 2026Participated	$24 MSeries A
Variance	Mar 2026Participated	$22 MSeries A
Besxar	Sep 2026Participated	$10 MSeed
Rivo	Aug 2026Participated	$3 MSeed
Ellis	Jul 2026Participated	$10 MSeed
Fish Audio	Jul 2026Participated	$52 MSeed
Upside	Jun 2026Participated	$20 MSeries A
AIVA	Jun 2026Led	$2 MSeed
Sekai	Jun 2026Participated	$20 MSeries A
General Analysis	Apr 2026Participated	$10 MSeed
True Anomaly	Apr 2026Participated	$650 MSeries D
Pomo	Apr 2026Participated	$5 MSeed
KaBoom!!!!	Apr 2026Participated	$24 MSeries A
Variance	Mar 2026Participated	$22 MSeries A

87 Items

87

Items

...

Browse all public portfolio deals

Insights

Time horizon

View by

Deal Distribution

645 Ventures: 87 funding rounds are recorded in the selected participation categories. All available history
Round type	Led deals	Participated deals
Seed	12	23
Series A	9	22
Series B	2	7
Series C+	0	5
Other Equity	2	5

Monthly Deal Activity

645 Ventures: 87 deals are recorded across 150 months. All available history
Month	Deals
May '14	1
Jun '14	0
Jul '14	1
Aug '14	0
Sep '14	0
Oct '14	0
Nov '14	0
Dec '14	0
Jan '15	1
Feb '15	2
Mar '15	0
Apr '15	0
May '15	0
Jun '15	0
Jul '15	0
Aug '15	0
Sep '15	1
Oct '15	0
Nov '15	0
Dec '15	0
Jan '16	3
Feb '16	1
Mar '16	1
Apr '16	0
May '16	0
Jun '16	1
Jul '16	0
Aug '16	0
Sep '16	0
Oct '16	0
Nov '16	0
Dec '16	0
Jan '17	0
Feb '17	0
Mar '17	0
Apr '17	0
May '17	0
Jun '17	0
Jul '17	0
Aug '17	0
Sep '17	1
Oct '17	0
Nov '17	0
Dec '17	0
Jan '18	0
Feb '18	1
Mar '18	1
Apr '18	0
May '18	1
Jun '18	0
Jul '18	0
Aug '18	0
Sep '18	0
Oct '18	1
Nov '18	0
Dec '18	0
Jan '19	0
Feb '19	1
Mar '19	0
Apr '19	0
May '19	0
Jun '19	1
Jul '19	0
Aug '19	0
Sep '19	0
Oct '19	0
Nov '19	0
Dec '19	0
Jan '20	0
Feb '20	1
Mar '20	0
Apr '20	0
May '20	0
Jun '20	2
Jul '20	1
Aug '20	0
Sep '20	1
Oct '20	1
Nov '20	0
Dec '20	0
Jan '21	0
Feb '21	0
Mar '21	0
Apr '21	0
May '21	2
Jun '21	1
Jul '21	1
Aug '21	0
Sep '21	1
Oct '21	2
Nov '21	0
Dec '21	0
Jan '22	1
Feb '22	1
Mar '22	0
Apr '22	0
May '22	0
Jun '22	1
Jul '22	0
Aug '22	2
Sep '22	1
Oct '22	1
Nov '22	0
Dec '22	1
Jan '23	0
Feb '23	0
Mar '23	0
Apr '23	2
May '23	0
Jun '23	2
Jul '23	1
Aug '23	0
Sep '23	1
Oct '23	0
Nov '23	2
Dec '23	3
Jan '24	0
Feb '24	1
Mar '24	1
Apr '24	0
May '24	0
Jun '24	1
Jul '24	1
Aug '24	4
Sep '24	2
Oct '24	1
Nov '24	0
Dec '24	0
Jan '25	0
Feb '25	2
Mar '25	0
Apr '25	1
May '25	0
Jun '25	1
Jul '25	0
Aug '25	0
Sep '25	1
Oct '25	1
Nov '25	1
Dec '25	1
Jan '26	1
Feb '26	3
Mar '26	2
Apr '26	4
May '26	0
Jun '26	3
Jul '26	2
Aug '26	1
Sep '26	1
Oct '26	0

Sector Breakdown

A deal can appear in multiple sectors, so sector totals may overlap. Capital represents disclosed total round sizes, not fund cheque sizes.

645 Ventures: Enterprise Software is the largest displayed sector by deal count (39 deals). All available history
Sector	Deals
Enterprise Software	39
AI & Machine Learning	33
Networks, Cloud & Communication	15
Fintech	15
Data, Analytics & IT	14
Professional Services	12
Developer Tools	11
Cybersecurity & Privacy	9
Marketing & Advertising	9
E-Commerce & Retail	8
Media & Entertainment	8
Health & Life Sciences	8
Hardware & Robotics	7
Space & Frontier Tech	5
Transportation & Logistics	5
Manufacturing	5
Travel & Hospitality	4
Government & Defense	4
Food & Agriculture	4
Real Estate & Construction	3
Consumer & Lifestyle	3
Clean Energy & Sustainability	2
Crypto & Blockchain	2
Social & Community Platforms	2

Deal Size Distribution

Undisclosed round sizes are excluded. Capital represents total round sizes, not fund cheque sizes.

645 Ventures: 87 rounds have a disclosed size in the displayed size bands. All available history
Round size band (USD)	Deals
<$5M	24
$5M-$10M	19
$10M-$25M	29
$25M-$50M	5
$50M-$100M	5
$100M-$250M	3
$250M-$500M	1
$500M-$1B	1
$1B+	0

Deals By Geography

Top 5 of 5 regions; European countries are grouped as Europe.

645 Ventures: United States has the largest recorded deal count among the displayed regions (75 deals). All available history
Region	Deals
United States	75
Europe	8
New Zealand	2
10010	1
Mexico	1

Co-Investors

Bubble size = shared deals

Click a bubble to open that fund in a new tab.

Shows up to 20 co-investors ranked by shared deals. Deals may be shared with multiple funds, so rows overlap. Capital is total round size, not fund cheque size.

645 Ventures: 20 co-investors are shown, with Y Combinator sharing 11 recorded deals. All available history
Co-investor	Shared deals
Y Combinator	11
Green Visor Capital	6
Eniac Ventures	5
QED Investors	5
Andreessen Horowitz	4
Greycroft	4
Menlo Ventures	4
500 Global	3
ACME Capital	3
Afore Capital	3
Chaac Ventures	3
Correlation Ventures	3
Eclipse Ventures	3
Firebrand Ventures	3
Firstminute Capital	3
FJ Labs	3
Gaingels	3
Insight Partners	3
Narya Capital	3
NFX	3