Calculus Capital
Overview
Specialists in tax-efficient private equity funds for individuals.
Founded
1999
Deals ยท 12mo
4
Stage focus
Geographic focus
Sector focus
Investment portfolio
| NAME | DATE | SIZE | |
|---|---|---|---|
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 |
Insights
Time horizon
View by
Deal Distribution
| Round type | Led deals | Participated deals |
|---|---|---|
| Seed | 3 | 1 |
| Series A | 4 | 5 |
| Series B | 1 | 1 |
| Other Equity | 25 | 6 |
Monthly Deal Activity
| Month | Deals |
|---|---|
| Nov '13 | 1 |
| Dec '13 | 0 |
| Jan '14 | 0 |
| Feb '14 | 0 |
| Mar '14 | 1 |
| Apr '14 | 0 |
| May '14 | 0 |
| Jun '14 | 1 |
| Jul '14 | 2 |
| Aug '14 | 0 |
| Sep '14 | 0 |
| Oct '14 | 0 |
| Nov '14 | 0 |
| Dec '14 | 0 |
| Jan '15 | 1 |
| Feb '15 | 0 |
| Mar '15 | 0 |
| Apr '15 | 0 |
| May '15 | 0 |
| Jun '15 | 0 |
| Jul '15 | 0 |
| Aug '15 | 0 |
| Sep '15 | 0 |
| Oct '15 | 2 |
| Nov '15 | 1 |
| Dec '15 | 0 |
| Jan '16 | 0 |
| Feb '16 | 0 |
| Mar '16 | 0 |
| Apr '16 | 0 |
| May '16 | 0 |
| Jun '16 | 0 |
| Jul '16 | 0 |
| Aug '16 | 0 |
| Sep '16 | 0 |
| Oct '16 | 0 |
| Nov '16 | 0 |
| Dec '16 | 0 |
| Jan '17 | 4 |
| Feb '17 | 0 |
| Mar '17 | 0 |
| Apr '17 | 1 |
| May '17 | 0 |
| Jun '17 | 0 |
| Jul '17 | 0 |
| Aug '17 | 1 |
| Sep '17 | 0 |
| Oct '17 | 0 |
| Nov '17 | 0 |
| Dec '17 | 0 |
| Jan '18 | 0 |
| Feb '18 | 1 |
| Mar '18 | 0 |
| Apr '18 | 0 |
| May '18 | 0 |
| Jun '18 | 0 |
| Jul '18 | 1 |
| Aug '18 | 1 |
| Sep '18 | 1 |
| Oct '18 | 0 |
| Nov '18 | 0 |
| Dec '18 | 0 |
| Jan '19 | 0 |
| Feb '19 | 0 |
| Mar '19 | 0 |
| Apr '19 | 0 |
| May '19 | 1 |
| Jun '19 | 0 |
| Jul '19 | 0 |
| Aug '19 | 1 |
| Sep '19 | 0 |
| Oct '19 | 0 |
| Nov '19 | 0 |
| Dec '19 | 1 |
| Jan '20 | 0 |
| Feb '20 | 0 |
| Mar '20 | 0 |
| Apr '20 | 0 |
| May '20 | 1 |
| Jun '20 | 0 |
| Jul '20 | 2 |
| Aug '20 | 0 |
| Sep '20 | 0 |
| Oct '20 | 0 |
| Nov '20 | 0 |
| Dec '20 | 0 |
| Jan '21 | 0 |
| Feb '21 | 0 |
| Mar '21 | 0 |
| Apr '21 | 0 |
| May '21 | 1 |
| Jun '21 | 0 |
| Jul '21 | 0 |
| Aug '21 | 0 |
| Sep '21 | 0 |
| Oct '21 | 0 |
| Nov '21 | 0 |
| Dec '21 | 0 |
| Jan '22 | 0 |
| Feb '22 | 1 |
| Mar '22 | 0 |
| Apr '22 | 1 |
| May '22 | 0 |
| Jun '22 | 1 |
| Jul '22 | 0 |
| Aug '22 | 0 |
| Sep '22 | 2 |
| Oct '22 | 0 |
| Nov '22 | 0 |
| Dec '22 | 0 |
| Jan '23 | 0 |
| Feb '23 | 0 |
| Mar '23 | 0 |
| Apr '23 | 0 |
| May '23 | 0 |
| Jun '23 | 0 |
| Jul '23 | 0 |
| Aug '23 | 0 |
| Sep '23 | 1 |
| Oct '23 | 0 |
| Nov '23 | 0 |
| Dec '23 | 0 |
| Jan '24 | 0 |
| Feb '24 | 2 |
| Mar '24 | 0 |
| Apr '24 | 0 |
| May '24 | 0 |
| Jun '24 | 1 |
| Jul '24 | 0 |
| Aug '24 | 0 |
| Sep '24 | 2 |
| Oct '24 | 0 |
| Nov '24 | 0 |
| Dec '24 | 0 |
| Jan '25 | 0 |
| Feb '25 | 0 |
| Mar '25 | 1 |
| Apr '25 | 1 |
| May '25 | 0 |
| Jun '25 | 1 |
| Jul '25 | 0 |
| Aug '25 | 1 |
| Sep '25 | 0 |
| Oct '25 | 2 |
| Nov '25 | 0 |
| Dec '25 | 0 |
| Jan '26 | 0 |
| Feb '26 | 1 |
| Mar '26 | 0 |
| Apr '26 | 0 |
| May '26 | 1 |
| Jun '26 | 1 |
| Jul '26 | 0 |
| Aug '26 | 0 |
| Sep '26 | 0 |
| 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.
| Sector | Deals |
|---|---|
| Health & Life Sciences | 18 |
| Networks, Cloud & Communication | 12 |
| Professional Services | 10 |
| E-Commerce & Retail | 7 |
| Fintech | 6 |
| Food & Agriculture | 5 |
| Enterprise Software | 4 |
| Hardware & Robotics | 4 |
| AI & Machine Learning | 4 |
| Travel & Hospitality | 3 |
| Education & Workforce | 3 |
| Data, Analytics & IT | 3 |
| Cybersecurity & Privacy | 2 |
| Consumer & Lifestyle | 2 |
| Clean Energy & Sustainability | 1 |
| Transportation & Logistics | 1 |
| Marketing & Advertising | 1 |
| Manufacturing | 1 |
| Media & Entertainment | 1 |
| Gaming & eSports | 1 |
Deal Size Distribution
Undisclosed round sizes are excluded. Capital represents total round sizes, not fund cheque sizes.
| Round size band (USD) | Deals |
|---|---|
| <$5M | 28 |
| $5M-$10M | 13 |
| $10M-$25M | 3 |
| $25M-$50M | 1 |
| $50M-$100M | 1 |
| $100M-$250M | 0 |
| $250M-$500M | 0 |
| $500M-$1B | 0 |
| $1B+ | 0 |
Deals By Geography
Top 3 of 3 regions; European countries are grouped as Europe.
| Region | Deals |
|---|---|
| Europe | 42 |
| United States | 3 |
| Japan | 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.
| Co-investor | Shared deals |
|---|---|
| Mercia Ventures | 5 |
| Scottish Enterprise | 5 |
| Downing Ventures | 4 |
| Eli Lilly and Company | 3 |
| Eos Advisory | 3 |
| Meltwind | 3 |
| Mercia | 3 |
| AgFunder | 2 |
| BGF | 2 |
| Corteva | 2 |
| IQ Capital | 2 |
| Maven Capital Partners | 2 |
| Par Equity | 2 |
| Pymwymic | 2 |
| SynBioVen | 2 |
| UKI2S | 2 |
| 24Haymarket | 1 |
| Agilent Technologies | 1 |
| AlbionVC | 1 |
| Angel Investors Bristol | 1 |
Investment Strategy
| Category | Deals (count) | Share (%) |
|---|---|---|
| Led | 33 | 72% |
| Participating | 13 | 28% |
| Category | Deals (count) | Share (%) |
|---|---|---|
| Single-lead | 28 | 85% |
| Co-led | 5 | 15% |
Team
Co-Head of Investments
Investment Director
Investment Director
Chief Executive Officer & Co-founder
Investment Director
Deputy CEO and Head of Portfolio Management
Chairman and Co-Founder