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The Venture Codex

Overview

Specialists in tax-efficient private equity funds for individuals.

Founded

1999

Deals ยท 12mo

4

Stage focus

Series A

Geographic focus

United Kingdom
United States

Sector focus

Finance
Financial Services
Venture Capital

Investment portfolio

46rounds
NAMEDATESIZE
Edify
Jun 2026Led
$3 MOther Equity
Resurrect Bio
May 2026Participated
$10 MSeries A
Resurrect Bio
Feb 2026Participated
$8 MSeries A
Grateful
Oct 2025Led
$2 MSeed
Trogenix
Oct 2025Participated
$94 MSeries A
EnsiliTech
Aug 2025Participated
$6 MSeed
Laverock Therapeutics
Jun 2025Led
$27 MSeed
Booked it
Apr 2025Led
$3 MOther Equity
Notify Technology
Mar 2025Participated
$2 MOther Equity
Invizius
Sep 2024Participated
$1 MOther Equity
Optalitix
Sep 2024Led
$3 MOther Equity
WorkL
Jun 2024Led
$3 MSeries A
Edify
Jun 2026Led
$3 MOther Equity
Resurrect Bio
May 2026Participated
$10 MSeries A
Resurrect Bio
Feb 2026Participated
$8 MSeries A
Grateful
Oct 2025Led
$2 MSeed
Trogenix
Oct 2025Participated
$94 MSeries A
EnsiliTech
Aug 2025Participated
$6 MSeed
Laverock Therapeutics
Jun 2025Led
$27 MSeed
Booked it
Apr 2025Led
$3 MOther Equity
Notify Technology
Mar 2025Participated
$2 MOther Equity
Invizius
Sep 2024Participated
$1 MOther Equity
Optalitix
Sep 2024Led
$3 MOther Equity
WorkL
Jun 2024Led
$3 MSeries A
46
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Insights

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Deal Distribution

Calculus Capital: 46 funding rounds are recorded in the selected participation categories.All available history.
Calculus Capital: 46 funding rounds are recorded in the selected participation categories. All available history
Round typeLed dealsParticipated deals
Seed31
Series A45
Series B11
Other Equity256

Monthly Deal Activity

Calculus Capital: 46 deals are recorded across 156 months.All available history.
Calculus Capital: 46 deals are recorded across 156 months. All available history
MonthDeals
Nov '131
Dec '130
Jan '140
Feb '140
Mar '141
Apr '140
May '140
Jun '141
Jul '142
Aug '140
Sep '140
Oct '140
Nov '140
Dec '140
Jan '151
Feb '150
Mar '150
Apr '150
May '150
Jun '150
Jul '150
Aug '150
Sep '150
Oct '152
Nov '151
Dec '150
Jan '160
Feb '160
Mar '160
Apr '160
May '160
Jun '160
Jul '160
Aug '160
Sep '160
Oct '160
Nov '160
Dec '160
Jan '174
Feb '170
Mar '170
Apr '171
May '170
Jun '170
Jul '170
Aug '171
Sep '170
Oct '170
Nov '170
Dec '170
Jan '180
Feb '181
Mar '180
Apr '180
May '180
Jun '180
Jul '181
Aug '181
Sep '181
Oct '180
Nov '180
Dec '180
Jan '190
Feb '190
Mar '190
Apr '190
May '191
Jun '190
Jul '190
Aug '191
Sep '190
Oct '190
Nov '190
Dec '191
Jan '200
Feb '200
Mar '200
Apr '200
May '201
Jun '200
Jul '202
Aug '200
Sep '200
Oct '200
Nov '200
Dec '200
Jan '210
Feb '210
Mar '210
Apr '210
May '211
Jun '210
Jul '210
Aug '210
Sep '210
Oct '210
Nov '210
Dec '210
Jan '220
Feb '221
Mar '220
Apr '221
May '220
Jun '221
Jul '220
Aug '220
Sep '222
Oct '220
Nov '220
Dec '220
Jan '230
Feb '230
Mar '230
Apr '230
May '230
Jun '230
Jul '230
Aug '230
Sep '231
Oct '230
Nov '230
Dec '230
Jan '240
Feb '242
Mar '240
Apr '240
May '240
Jun '241
Jul '240
Aug '240
Sep '242
Oct '240
Nov '240
Dec '240
Jan '250
Feb '250
Mar '251
Apr '251
May '250
Jun '251
Jul '250
Aug '251
Sep '250
Oct '252
Nov '250
Dec '250
Jan '260
Feb '261
Mar '260
Apr '260
May '261
Jun '261
Jul '260
Aug '260
Sep '260
Oct '260

Sector Breakdown

Calculus Capital: Health & Life Sciences is the largest displayed sector by deal count (18 deals).All available history.

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

Calculus Capital: Health & Life Sciences is the largest displayed sector by deal count (18 deals). All available history
SectorDeals
Health & Life Sciences18
Networks, Cloud & Communication12
Professional Services10
E-Commerce & Retail7
Fintech6
Food & Agriculture5
Enterprise Software4
Hardware & Robotics4
AI & Machine Learning4
Travel & Hospitality3
Education & Workforce3
Data, Analytics & IT3
Cybersecurity & Privacy2
Consumer & Lifestyle2
Clean Energy & Sustainability1
Transportation & Logistics1
Marketing & Advertising1
Manufacturing1
Media & Entertainment1
Gaming & eSports1

Deal Size Distribution

Calculus Capital: 46 rounds have a disclosed size in the displayed size bands.All available history.

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

Calculus Capital: 46 rounds have a disclosed size in the displayed size bands. All available history
Round size band (USD)Deals
<$5M28
$5M-$10M13
$10M-$25M3
$25M-$50M1
$50M-$100M1
$100M-$250M0
$250M-$500M0
$500M-$1B0
$1B+0

Deals By Geography

Calculus Capital: Europe has the largest recorded deal count among the displayed regions (42 deals).All available history.

Top 3 of 3 regions; European countries are grouped as Europe.

Calculus Capital: Europe has the largest recorded deal count among the displayed regions (42 deals). All available history
RegionDeals
Europe42
United States3
Japan1
Calculus Capital: 20 co-investors are shown, with Mercia Ventures sharing 5 recorded deals.All available history.

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.

Investment Strategy

Calculus Capital: Led accounts for 72% and participating for 28% of round participation.All available history.
Calculus Capital: Led accounts for 72% and participating for 28% of round participation. All available history
CategoryDeals (count)Share (%)
Led3372%
Participating1328%
Calculus Capital: Single-lead accounts for 85% and co-led for 15% of lead dynamics.All available history.
Calculus Capital: Single-lead accounts for 85% and co-led for 15% of lead dynamics. All available history
CategoryDeals (count)Share (%)
Single-lead2885%
Co-led515%

Team

Alexander Crawford

Co-Head of Investments

Alexandra Lindsay

Investment Director

Elizabeth Klein

Investment Director

John Glencross

Chief Executive Officer & Co-founder

Richard Moore

Investment Director

Robert Davis

Deputy CEO and Head of Portfolio Management

Susan McDonald

Chairman and Co-Founder