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The Venture Codex

Overview

Investment firm focused on advanced materials and health technology.

Founded

2020

Deals ยท 12mo

9

Stage focus

Seed
Series A

Geographic focus

United Kingdom

Sector focus

Financial Services
Funding Platform
Venture Capital

Investment portfolio

35rounds
NAMEDATESIZE
MicroLub
Sep 2026Led
$10 MOther Equity
Cytix
Aug 2026Led
$7 MSeries A
Pixel-Flo
Jul 2026Led
$7 MSeed
Imperagen
May 2026Participated
$7 MSeed
Iceotope
May 2026Participated
$26 MSeries B
AmpliSi
Mar 2026Led
$3 MSeed
Cytotrait
Mar 2026Led
$4 MSeed
Optalysys
Jan 2026Led
$31 MSeries A
IVFmicro
Dec 2025Led
$5 MSeed
Sitehop
Oct 2025Led
$10 MOther Equity
PhovIR
Aug 2025Led
$5 MSeed
Literal Labs
Jun 2025Led
$6 MSeed
MicroLub
Sep 2026Led
$10 MOther Equity
Cytix
Aug 2026Led
$7 MSeries A
Pixel-Flo
Jul 2026Led
$7 MSeed
Imperagen
May 2026Participated
$7 MSeed
Iceotope
May 2026Participated
$26 MSeries B
AmpliSi
Mar 2026Led
$3 MSeed
Cytotrait
Mar 2026Led
$4 MSeed
Optalysys
Jan 2026Led
$31 MSeries A
IVFmicro
Dec 2025Led
$5 MSeed
Sitehop
Oct 2025Led
$10 MOther Equity
PhovIR
Aug 2025Led
$5 MSeed
Literal Labs
Jun 2025Led
$6 MSeed
35
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Insights

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Deal Distribution

Northern Gritstone: 35 funding rounds are recorded in the selected participation categories.All available history.
Northern Gritstone: 35 funding rounds are recorded in the selected participation categories. All available history
Round typeLed dealsParticipated deals
Seed126
Series A61
Series B02
Series C+02
Other Equity42

Monthly Deal Activity

Northern Gritstone: 35 deals are recorded across 53 months.All available history.
Northern Gritstone: 35 deals are recorded across 53 months. All available history
MonthDeals
Jun '221
Jul '221
Aug '221
Sep '220
Oct '220
Nov '220
Dec '221
Jan '232
Feb '231
Mar '230
Apr '230
May '230
Jun '230
Jul '231
Aug '231
Sep '233
Oct '230
Nov '231
Dec '231
Jan '240
Feb '241
Mar '241
Apr '240
May '240
Jun '241
Jul '240
Aug '240
Sep '240
Oct '241
Nov '242
Dec '241
Jan '251
Feb '250
Mar '251
Apr '250
May '250
Jun '251
Jul '250
Aug '251
Sep '250
Oct '251
Nov '250
Dec '251
Jan '261
Feb '260
Mar '262
Apr '260
May '262
Jun '260
Jul '261
Aug '261
Sep '261
Oct '260

Sector Breakdown

Northern Gritstone: Hardware & Robotics is the largest displayed sector by deal count (13 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.

Northern Gritstone: Hardware & Robotics is the largest displayed sector by deal count (13 deals). All available history
SectorDeals
Hardware & Robotics13
Health & Life Sciences10
AI & Machine Learning10
Manufacturing9
Space & Frontier Tech6
Data, Analytics & IT5
Enterprise Software4
Clean Energy & Sustainability4
Food & Agriculture4
Cybersecurity & Privacy3
Networks, Cloud & Communication3
Professional Services2
Real Estate & Construction1
Transportation & Logistics1
Consumer & Lifestyle1
Developer Tools1

Deal Size Distribution

Northern Gritstone: 35 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.

Northern Gritstone: 35 rounds have a disclosed size in the displayed size bands. All available history
Round size band (USD)Deals
<$5M15
$5M-$10M9
$10M-$25M5
$25M-$50M5
$50M-$100M0
$100M-$250M1
$250M-$500M0
$500M-$1B0
$1B+0

Deals By Geography

Northern Gritstone: Europe has the largest recorded deal count among the displayed regions (35 deals).All available history.

Top 1 of 1 regions; European countries are grouped as Europe.

Northern Gritstone: Europe has the largest recorded deal count among the displayed regions (35 deals). All available history
RegionDeals
Europe35
Northern Gritstone: 20 co-investors are shown, with British Patient Capital sharing 4 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

Northern Gritstone: Led accounts for 63% and participating for 37% of round participation.All available history.
Northern Gritstone: Led accounts for 63% and participating for 37% of round participation. All available history
CategoryDeals (count)Share (%)
Led2263%
Participating1337%
Northern Gritstone: Single-lead accounts for 73% and co-led for 27% of lead dynamics.All available history.
Northern Gritstone: Single-lead accounts for 73% and co-led for 27% of lead dynamics. All available history
CategoryDeals (count)Share (%)
Single-lead1673%
Co-led627%

Team

Duncan Johnson

Chief Executive Officer