Startup profile · funding coverage
Griffin Bank funding, valuation and investors
UK-licensed API bank powering white-label accounts, compliance and payments for fintechs and software platforms.
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Funding, valuation & investors
Answer-first snapshotLatest funding
Series B
$20M new round; valuation above $100M according to company · November 12, 2026
Latest known valuation
Not publicly disclosed
Total disclosed equity funding
$38M
Excludes debt, grants, acquisitions, secondaries, and IPO proceeds.
Current status
private
series b · London, United Kingdom
Investors in latest funding
Lead: Octagon Partners
Other: Notion Capital , A+ Ventures , Nordic Ninja , Breega
Overview
Griffin Bank Ltd (company 10842931, PRA/FCA ref 970920) disclosed a $20M Series B led by Octagon Partners on Nov 12 2026. Existing investors Notion Capital, A+ Ventures, Nordic Ninja and Breega participated. Griffin said valuation exceeds $100M, without exact pre/post basis. It reports 80+ client companies, 300,000+ underlying retail and business account users, and nearly 10 million payments a year.
Recurring revenue growth of 3.2x is based on unaudited accounts to September 2026. Newly announced card issuing, stablecoin reserves and on-chain transfers remain plans. Griffin's original June 2023 Series A was $13.5M; a separate $24M March 2024 financing supported full UK banking authorisation.
Sources: https://griffin.com/blog/series-b-announcement ; https://griffin.com/blog/griffin-exits-mobilisation-and-raises-%2424million ; https://griffin.com/blog/griffin-raises-13-5-million-in-series-a-funding-round-led-by-massmutual-ventures
Why Griffin Bank is interesting
$20M November 2026 Series B led by Octagon Partners. Griffin states valuation above $100M, 80+ platform customers, nearly 10M payments annually; cards and stablecoin services are not launched.
Product & use cases
Illustrative fintech buyer workflow from vendor docs, NOT hands-on testing: 1) open a permanently free Griffin sandbox without NDA or sales call; 2) create an API key, select account products and model customer types; 3) test REST/JSON onboarding, verification, account opening, payments and webhooks; 4) agree commercial terms and complete compliance/product review; 5) go live after bank approval. The company quotes platform onboarding and monthly transaction packages in its local currency at https://griffin.com/pricing. Future cards/stablecoins should not be mistaken for shipped features. API documentation: https://docs.griffin.com/api/.
- UK fintech: embed bank accounts and payment services into its app.
- Platform serving customers: automate KYC and safeguarding/client-money use cases.
- Developer: prototype free in sandbox before paying for regulatory and commercial implementation.
Key facts
- Nov 12 2026 $20M Series B led Octagon Partners; company valuation above $100M, basis unspecified.
- June 2023 $13.5M Series A; March 2024 separately announced $24M financing.
- 80+ company clients and 10M annual payments issuer-reported; cards and stablecoins only proposed.
Funding history (newest first)
Series B
2026-11-12 $20M new round; valuation above $100M according to company- Octagon Partners (lead)
- Notion Capital (participant)
- A+ Ventures (participant)
- Nordic Ninja (participant)
- Breega (participant)
Source: Read source · griffin.com
Follow-on Series A-period financing
2024-03-11 $24M new financing; company did not identify new numbered Series B- MassMutual Ventures (lead)
- NordicNinja (lead)
- Breega (lead)
Source: Read source · griffin.com
Series A
2023-06-07 $13.5M original Series A- MassMutual Ventures (lead)
- Notion Capital (participant)
- Seedcamp (participant)
- EQT Ventures (participant)
Source: Read source · griffin.com
Competitive landscape
Edge: Own UK banking licence and API-first platform; UK regulatory scope, substantial onboarding/compliance obligations, production fees and not-yet-shipped products constrain buyers.
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ClearBank alternative
Licensed UK banking infrastructure.
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Swan adjacent
Embedded banking with differing European regional scope.
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Railsr alternative
Other embedded-finance operating model.
Market / IPO context
Editorial / static context — not a live quote.
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Editorial note: AI tools assisted with research, structure, or drafting. Venture Capital Tracker retains human editorial responsibility for factual accuracy, relevance, and source quality before publication.