Venture Capital

Northzone

Northzone is a multi-stage venture capital firm founded in 1996 in Oslo and now headquartered in London, with additional offices in New York, Stockholm, Berlin and Amsterdam. The firm partners with founders across the United States and Europe from Seed through Growth, positioning itself as a single long-term partner from the first check all the way to IPO, with check sizes ranging from roughly $1M to $50M. Over nearly three decades Northzone has raised 13 funds, backed more than 250 companies, produced 18 unicorns and 14 IPOs, and reports $3.1bn+ in assets under management; its most recent flagship vehicle raised approximately €1bn. Northzone invests broadly across AI, enterprise software, fintech, consumer, healthcare, climate and energy, and infrastructure and developer tools, and is known for early backing of category creators including Spotify, Klarna, Trustpilot, Kahoot!, Personio, TrueLayer, Avito and iZettle. The firm supports portfolio companies through a Platform team and a network of 500+ operators drawn from companies such as OpenAI, Anthropic and Stripe.

139 portfolio companies 139 publish APIs here 13 properties
Venture CapitalSeedSeries AGrowth EquityArtificial IntelligenceEnterpriseFintechConsumerHealthcareClimateDeveloper ToolsEuropeLondon
Portfolio Strength across 139 profiled portfolio companies on the network
5 top-rated API companies 1 exemplar · 4 strong
24 agent-ready companies 7 agent-native · 17 agent-ready
Average quality of the book:
Composite emerging 22.1
Agent-Readiness human-only 10.6

Firms are ranked by cumulative portfolio strength — how many highly-rated API companies they've backed, weighted by tier across composite quality and agent-readiness. The averages below are a secondary read on the typical company in the book.

Northzone has 139 portfolio companies tracked on the APIs.io network, of which 139 (100%) publish APIs indexed here.

Its highest-rated API providers on the network are Klarna, Openzeppelin, Kota, Jasper, Sourcepoint.

Portfolio on the Network

Portfolio companies that publish APIs indexed on APIs.io, grouped by their API Evangelist rating. Exemplar and Strong are expanded by default.

Exemplar 1 Complete, well-documented, and agent-ready
Strong 4 Solid coverage with minor gaps
Developing 28 Usable, with meaningful gaps to close
Thin 14 Limited public surface area
Emerging 39 Early or largely undocumented
Minimal 53 Almost no public developer surface

Properties

Portfolio

Where the firm publishes its investments

Team

Partners and investing staff

Content

Blog, podcast, newsletter, and research

Firm

The firm itself

Cohort brief

Auto-generated

The 139 portfolio companies with APIs in the catalog, backed by Northzone, scored on the Kin Score. Every figure below is computed from the catalog — nothing here is written.

Providers
139
all scored
Mean Kin Score
21.8
+1.1 vs catalog 20.7
Mean Agent Readiness
10.5
+0.8 vs catalog 9.7
Spread
1.5–61.2
median 14.5 · σ 17.3
How the 139 split by band
Exemplar 0Strong 9Developing 25Thin 13Emerging 39Minimal 53
Facet averages, against the whole catalog
FacetThis cohortCatalogDifferenceScored
Developer Ergonomics 20.9 17.9 +3 139
Access Clarity 25.2 22.3 +2.9 139
Discoverability 62.3 60.4 +1.9 139
Contract Governance 6.4 6.4 0 139
Operational Transparency 11.1 11.3 -0.2 139
Contract Quality 16.4 17.5 -1.1 139

A facet is averaged over the members that carry it, not over the whole cohort — the “Scored” column is that count. Averaging an absent facet as zero would score our own coverage gaps as the providers’ posture.

What this cohort publishes
ArtifactThis cohortCatalogDifference
MCP server (any) 23% 16% +7
MCP server (first-party) 8% 7% +1
Agent Skills 0% 0% 0
OAuth scopes 11% 9% +2
Security 96% 88% +8
Arazzo workflows 2% 2% 0
Governance rules 6% 13% -7

mcp_pct counts any mcp/ artifact including ones API Evangelist derived from the provider OpenAPI; mcp_first_party_pct counts only servers the provider publishes. Prefer the latter.

Top by Kin Score
  1. 1 Kota 61.2
  2. 2 Jasper 58.5
  3. 3 Sourcepoint 57.1
  4. 4 Xbow 56.1
  5. 5 GC AI 55.3
  6. 6 Safello 55.2
  7. 7 Wallapop 54.7
  8. 8 Livepeer 54.6
  9. 9 Solvimon 54.3
  10. 10 Katana 52.9
Top by Agent Readiness
  1. 1 Duvo Ai 63.1
  2. 2 GC AI 58.8
  3. 3 Wallapop 52.7
  4. 4 Jasper 51.5
  5. 5 Chord 48.4
  6. 6 Lorum 44.8
  7. 7 Holidu 42.9
  8. 8 Avito 42.6
  9. 9 Solvimon 42.1
  10. 10 Kota 39.9
All 139 members of this roster resolve to a scored provider in the catalog.Generated from the catalog build of 25 August 2026, across 26891 providers, using the same computation served by the APIs.io cohort API. Briefs are published for rosters of 5 or more scored providers; below that a distribution is not meaningful.

Source (apis.yml)

apis.yml Raw ↑
aid: northzone
name: Northzone
description: >-
  Northzone is a multi-stage venture capital firm founded in 1996 in Oslo and now headquartered in
  London, with additional offices in New York, Stockholm, Berlin and Amsterdam. The firm partners with
  founders across the United States and Europe from Seed through Growth, positioning itself as a single
  long-term partner from the first check all the way to IPO, with check sizes ranging from roughly $1M
  to $50M. Over nearly three decades Northzone has raised 13 funds, backed more than 250 companies,
  produced 18 unicorns and 14 IPOs, and reports $3.1bn+ in assets under management; its most recent
  flagship vehicle raised approximately €1bn. Northzone invests broadly across AI, enterprise software,
  fintech, consumer, healthcare, climate and energy, and infrastructure and developer tools, and is
  known for early backing of category creators including Spotify, Klarna, Trustpilot, Kahoot!, Personio,
  TrueLayer, Avito and iZettle. The firm supports portfolio companies through a Platform team and a
  network of 500+ operators drawn from companies such as OpenAI, Anthropic and Stripe.
deliveryModel:
  model: unknown
  open_source: false
  commercial: false
  callable_host: false
  label: Delivery model not determined — needs a product licence on record
  confidence: low
  source:
  - none
  generated: '2026-08-28'
  method: derived
accessModel:
  pricing: unknown
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Unknown
  confidence: low
  source: []
  generated: '2026-07-22'
  method: derived
image: https://northzone.com/favicon.ico
x-type: venture-capital
x-category: Venture Capital
created: '2026-07-17'
modified: '2026-07-17'
specificationVersion: '0.23'
tags:
  - Venture Capital
  - Seed
  - Series A
  - Growth Equity
  - Artificial Intelligence
  - Enterprise
  - Fintech
  - Consumer
  - Healthcare
  - Climate
  - Developer Tools
  - Europe
  - London
apis: []
common:
  - type: Website
    url: https://northzone.com/
  - type: Portfolio
    url: https://northzone.com/portfolio/
  - type: Portfolio
    url: portfolio/northzone-portfolio.yml
  - type: Team
    url: https://northzone.com/team/
  - type: Team
    url: team/northzone-team.yml
  - type: InvestmentThesis
    url: https://northzone.com/our-story/
  - type: InvestmentThesis
    url: https://northzone.com/platform
  - type: Blog
    url: https://northzone.com/insights
  - type: News
    url: https://northzone.com/insights
  - type: Jobs
    url: https://portfolio.northzone.com/companies
  - type: Crunchbase
    url: https://www.crunchbase.com/organization/northzone
  - type: LinkedIn
    url: https://www.linkedin.com/company/northzone/
  - type: Twitter
    url: https://x.com/northzoneVC
  - type: Features
    data:
      - "Stage: Seed to Growth (multi-stage, first check to IPO)"
      - "Typical check: ~$1M-$50M"
      - "Sectors: AI, enterprise software, fintech, consumer, healthcare, climate & energy, infrastructure & developer tools"
      - "Geography: Europe and the United States"
      - "AUM: $3.1bn+ (self-reported); latest flagship fund ~EUR 1bn"
      - "Track record: 250+ companies, 18 unicorns, 14 IPOs, 13 funds"
      - "Founded: 1996 (Oslo)"
      - "HQ: London, UK (offices in New York, Stockholm, Berlin, Amsterdam)"
    sources:
      - https://northzone.com/our-story/
      - https://northzone.com/portfolio/
      - https://northzone.com/
    updated: '2026-07-17'
maintainers:
  - FN: Kin Lane
    email: info@apievangelist.com
    url: https://apievangelist.com
  - FN: APIs.json
    url: http://apisjson.org
  - FN: Northzone
    url: https://northzone.com/

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