13 angel investors and networks are writing checks for Cambridge founders in 2026. Cambridge Angels backed Orthofuse's £2.2M seed in February 2026. Cambridge Capital Group invested in Semarion's $3.8M Series A in March 2026. Here's who to approach and how.
Cambridge raised $2.2B in VC in 2025, with angel investors filling the earliest gaps. Angel checks range from £30K via networks to £1.5M from individual Cambridge Angels members.
Most Cambridge angels are exited founders themselves. They bring domain knowledge that generalist VCs don't - especially in deep tech, life sciences, and AI.
Don't approach Cambridge angel networks without early traction. They fund founders, not ideas. A working prototype and a credible team is enough to start the conversation.
Set up an Ellty data room with your pitch deck, financials, and cap table before reaching out. Cambridge angels ask for materials before any first meeting.
| Type | Check size | Sector focus | Website | |
|---|---|---|---|---|
| Cambridge Angels | Angel network | £150K-£1.5M | Deep tech, healthcare, AI | cambridgeangels.com |
| Cambridge Capital Group | Angel syndicate | £150K-£2M | Deep tech, life sciences, software | cambridgecapitalgroup.co.uk |
| ACF Investors | Angel co-fund | Seed to Series A | Sector-agnostic, co-invests with angels | acfinvestors.com |
| Martlet Capital (EMV) | Early-stage VC | Pre-seed to seed | Deep tech, life sciences | martletcap.com |
| Parkwalk Advisors | University spinout VC | Pre-seed to Series A | Cambridge deep tech, EIS | parkwalk.vc |
| Haatch Ventures | Angel platform VC | SEIS/EIS early-stage | UK-wide tech and software | haatch.com |
| SyndicateRoom | Online angel syndicate | £50K-£2M | Cambridge tech, UK-wide | syndicateroom.com |
| Seedrs Angels | Equity crowdfunding | £50K-£5M | Consumer, fintech, tech | seedrs.com |
| Crowdcube | Equity crowdfunding | £100K-£5M+ | Consumer, B2B, deep tech | crowdcube.com |
| Sherry Coutu CBE | Individual angel | Undisclosed | Tech, growth companies | |
| William Tunstall-Pedoe | Individual angel | Undisclosed | AI, deep tech | |
| Jonathan Milner | Individual angel | Undisclosed | Life sciences, high-tech | |
| David Cleevely | Individual angel | Undisclosed | Telecom, deep tech, AI |
See which Cambridge angels open your pitch deck
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Start free 14-day trialWhat is a Cambridge angel investor?
Cambridge angel investors are high-net-worth individuals or syndicates writing pre-seed and seed checks. They differ from VCs by investing their own capital and making faster decisions.
Most Cambridge angels have built and exited companies in tech or life sciences. They understand technical risk in a way generalist VCs don't. That's what makes Cambridge angel money genuinely smart capital.
Typical angel checks run from £30K individually to £1.5M via a network round. Cambridge Angels and Cambridge Capital Group co-invest with ACF Investors to increase round size.
Check how Cambridge deep tech investors layer angel rounds with institutional VC. Many Cambridge founders take angel money first, then raise a seed VC round within 12 months.
Cambridge Angels invests in exceptional founders using a hands-on approach. Our members are operators first, investors second - and that's what makes the difference at the earliest stage.
13 Cambridge angel investors
1. Cambridge Angels
Cambridge Angels is the UK's most respected angel network, founded in 2001 by David Cleevely and Robert Sansom. They backed Orthofuse's £2.2M seed in February 2026 alongside ACF Investors and Empirical Ventures. The network is capped at 60 members, all exited entrepreneurs. Evi Technologies (acquired by Amazon) and Featurespace (acquired by Visa) came from this network.
Use Ellty to send your materials to Cambridge Angels with trackable links. You'll see if they open your financials before you follow up.
- Recent Deals: Orthofuse £2.2M seed (February 2026); xWatts follow-on (2026); AVIEL Intelligence (2025); 150+ companies backed since 2001
- LinkedIn: Cambridge Angels LinkedIn
- Sector Focus: Deep tech, healthcare, AI, software
- Stage Focus: Pre-seed to seed
- Location: Cambridge, UK
- Website: cambridgeangels.com
2. Cambridge Capital Group
Cambridge Capital Group is a private angel syndicate of investors, family offices, and VCs deploying into Cambridge tech for 25 years. They led Semarion's $3.8M Series A in March 2026 with The FSE Group and University of Cambridge. Their sweet spot is £150K to £2M in deep tech, life sciences, and enterprise software.
- Recent Deals: Semarion $3.8M Series A lead (March 2026); Lightpoint Medical follow-on (2025); 17 portfolio exits; £50M+ deployed
- LinkedIn: Cambridge Capital Group LinkedIn
- Sector Focus: Deep tech, life sciences, software, Cambridge-based
- Stage Focus: Seed to Series A
- Location: Cambridge, UK
- Website: cambridgecapitalgroup.co.uk
3. ACF Investors
ACF Investors is a £100M venture fund co-investing alongside UK angel networks. They joined Orthofuse's £2.2M seed alongside Cambridge Angels in February 2026. They backed NoBACZ Healthcare's £4.8M round in September 2025. ACF is Cambridge Angels' most frequent institutional co-investment partner.
- Recent Deals: Orthofuse £2.2M seed (February 2026); BirdsEyeView seed (January 2026); NoBACZ £4.8M (September 2025); FLIT $1.51M seed (February 2025)
- LinkedIn: ACF Investors LinkedIn
- Sector Focus: Sector-agnostic, co-invests with angel networks
- Stage Focus: Seed to Series A
- Location: London with Cambridge focus
- Website: acfinvestors.com
4. Martlet Capital
Martlet Capital is the Marshall of Cambridge Group's investment arm for patient capital in deep tech. Now operated by EMV Capital after a 2024 acquisition, it manages £23M+ across 53+ companies. Their recent co-investment was Xampla's $14M Series A alongside EMV Capital. Martlet almost always co-invests with angels and seed funds.
- Recent Deals: Xampla $14M Series A (2025); Ieso Digital Health exit to Mindler (August 2025); 53 portfolio companies; EMV acquisition (2024)
- LinkedIn: Martlet Capital LinkedIn
- Sector Focus: Cambridge deep tech, life sciences, B2B
- Stage Focus: Pre-seed to seed
- Location: Cambridge, UK
- Website: martletcap.com
5. Parkwalk Advisors
Parkwalk Advisors manages £450M+ and is the most active EIS fund in UK university spinouts. They co-invested with Cambridge Angels in the xWatts follow-on in 2026. Their EIS fund backs Cambridge pre-seed to Series A founders with university IP. Parkwalk co-invests with CIC, Cambridge Enterprise, and Cambridge Angels.
- Recent Deals: xWatts seed (2026, with Cambridge Angels); AccelerComm $15M lead (June 2025); 41 spinout deals in 2024; £450M+ AUM
- LinkedIn: Parkwalk Advisors LinkedIn
- Sector Focus: Cambridge deep tech, quantum, life sciences, EIS
- Stage Focus: Pre-seed to Series A
- Location: London with Cambridge focus
- Website: parkwalk.vc
Send your deck to Cambridge angels with trackable links
Use Ellty to see which angel investors open your data room and for how long.
Start free 14-day trial6. Haatch Ventures
Haatch Ventures manages £32M+ alongside the British Business Bank to back UK angel syndicates. They invested in 13 companies across UK regions including Cambridge since May 2025. Haatch runs an SEIS/EIS fund for early-stage founders and backs diverse founding teams that traditional angel networks overlook.
- Recent Deals: 13 companies backed since May 2025; £32M BBB partnership; SEIS/EIS fund active 2025-2026; Cambridge and UK-wide
- LinkedIn: Haatch Ventures LinkedIn
- Sector Focus: UK tech, software, diverse founding teams
- Stage Focus: Pre-seed to seed (SEIS/EIS)
- Location: UK-wide including Cambridge
- Website: haatch.com
7. SyndicateRoom
SyndicateRoom is a Cambridge-founded online angel platform that won Fintech Company of the Year at the 2026 Cambridge Independent Science and Technology Awards. They run SEIS/EIS funds for early-stage tech startups. Cambridge founders wanting to raise from multiple angels simultaneously should list on SyndicateRoom before approaching larger networks.
Upload documents to an Ellty data room before listing. You'll see which angels spend time on your financials vs. just skimming the pitch.
- Recent Deals: Fintech Company of the Year 2026; female founders fund with Angel Academe; Cambridge tech mandate active
- LinkedIn: SyndicateRoom LinkedIn
- Sector Focus: Cambridge tech, UK-wide early-stage
- Stage Focus: SEIS/EIS eligible, seed
- Location: Cambridge, UK
- Website: syndicateroom.com
8. Seedrs Angels
Seedrs is one of the UK's leading equity crowdfunding platforms with 1,500+ funded companies. Cambridge founders raising pre-seed or seed can list on Seedrs to access hundreds of UK angels simultaneously. Seedrs lets founders offer EIS/SEIS tax relief to all investors, which drives participation from Cambridge-area angels.
Read about what documents go in a data room before your Seedrs campaign. Angels expect a clean document pack before committing to any round.
- Recent Deals: 1,500+ funded companies; EIS/SEIS platform; Cambridge-area deals active 2025-2026
- LinkedIn: Seedrs LinkedIn
- Sector Focus: Consumer, fintech, tech, sector-agnostic
- Stage Focus: Pre-seed to seed
- Location: London with UK-wide deal flow
- Website: seedrs.com
9. Crowdcube
Crowdcube is the UK's largest equity crowdfunding platform. Cambridge founders raising from £100K to £5M+ can list and access thousands of individual retail angels. It's the best platform for consumer-facing Cambridge founders wanting broad angel participation.
- Recent Deals: Active UK platform; Cambridge-area tech and consumer deals; EIS/SEIS eligible; £100K to £5M+ raises
- LinkedIn: Crowdcube LinkedIn
- Sector Focus: Consumer, B2B, deep tech, UK-wide
- Stage Focus: Pre-seed to early growth
- Location: Exeter with UK-wide coverage
- Website: crowdcube.com
10. Sherry Coutu CBE
Sherry Coutu is a Cambridge Angels founder member and one of the UK's most respected individual angels. She invested in LinkedIn, iGo, Interactive Investor, and LabGenius. Her latest portfolio exit was Topia in June 2025. Sherry focuses on scale-up companies where she applies operational expertise alongside capital.
- Recent Deals: Topia exit (June 2025); Scale-Up Institute director; Cambridge Angels founder member; 8+ portfolio exits
- LinkedIn: Sherry Coutu LinkedIn
- Sector Focus: Tech, growth-stage companies, EdTech
- Stage Focus: Seed to growth
- Location: Cambridge and London
- Website: linkedin.com/in/sherry-coutu-cbe-5580911
11. William Tunstall-Pedoe
William Tunstall-Pedoe is an AI entrepreneur and full Cambridge Angels member with 100+ angel investments. He built Evi Technologies, whose technology Amazon acquired to power Alexa. William focuses on AI and deep tech founders in Cambridge and London. He's one of the most accessible Cambridge angels for AI-first founders.
- Recent Deals: 100+ angel investments; Cambridge Angels full member; AI-first portfolio; Evi Technologies acquired by Amazon
- LinkedIn: William Tunstall-Pedoe LinkedIn
- Sector Focus: AI, deep tech, software
- Stage Focus: Pre-seed to seed
- Location: Cambridge and London
- Website: linkedin.com/in/williamtunstallpedoe
12. Jonathan Milner
Jonathan Milner founded Abcam (now on Nasdaq) and has invested in 30+ UK life science and high-tech companies. He has assisted three AIM IPOs and brings deep biotech expertise to Cambridge angel rounds. Cambridge biotech founders should approach him alongside Cambridge biotech investors.
- Recent Deals: 30+ investments in UK life science; Abcam Nasdaq listing; three AIM IPO assists; active in 2025-2026
- LinkedIn: Jonathan Milner LinkedIn
- Sector Focus: Life sciences, high-tech, biotech
- Stage Focus: Seed to growth
- Location: Cambridge, UK
- Website: linkedin.com/in/jonathan-milner-7b3b5a10
13. David Cleevely
David Cleevely co-founded Cambridge Angels in 2001 and remains one of the city's most connected angel investors. He gave evidence to the House of Lords Science and Technology Committee on financing UK tech in 2025. He backs a wide range of Cambridge deep tech companies and is the best-connected angel for founders seeking intros to Cambridge AI investors.
- Recent Deals: Cambridge Angels co-founder; House of Lords evidence on UK tech financing (2025); active Cambridge angel; deep tech and telecoms portfolio
- LinkedIn: David Cleevely LinkedIn
- Sector Focus: Telecom, deep tech, AI, Cambridge-wide
- Stage Focus: Pre-seed to seed
- Location: Cambridge, UK
- Website: linkedin.com/in/davidcleevely
What Cambridge angels look for at pre-seed
Cambridge angels don't fund ideas. They fund founders with a working prototype, a credible team, and a clear understanding of why their product is hard to copy.
Most will ask about IP ownership before anything else. If you're a Cambridge spinout, resolve the university licensing agreement before any first conversation. Unresolved co-inventor issues end conversations fast.
EIS or SEIS eligibility matters to almost every Cambridge angel. Check your eligibility before any first meeting - it's a deal-breaker if you don't qualify and they expect it.
Use an Ellty data room to share your pitch and financials with angels. Track who opens which sections to identify engaged investors before follow-up calls.
How to get a warm intro to Cambridge angel networks
Cambridge Angels accepts direct applications at cambridgeangels.com. They review all applications within three weeks. Cold applications that are brief, specific, and metric-driven convert better than lengthy pitch decks.
The fastest warm intro route runs through SETsquared Cambridge, Start Codon, or Deeptech Labs. All three have direct relationships with Cambridge Angels and Cambridge Capital Group partners.
Cambridge Network events and Cambridge Tech Week (September 2026) are the best community touchpoints. Meeting angels informally before sending a pitch significantly increases response rates.
Read the financial due diligence guide before approaching Cambridge angel networks. Angels ask detailed questions about numbers even at pre-seed.
EIS and SEIS: why Cambridge angel investing differs
EIS gives Cambridge angels 30% income tax relief on investments up to £1M per year. SEIS offers 50% relief on up to £200K. Most Cambridge angel investments are structured to qualify for one or both.
From April 2026, EIS covers companies up to seven years old with under 250 employees. The lifetime limit increased to £12M. This makes Cambridge deep tech companies fundable for longer.
Check EIS/SEIS eligibility with a specialist adviser before approaching Cambridge Angels or Cambridge Capital Group. Angels who expect EIS won't invest in ineligible companies regardless of team strength.
How to pitch a Cambridge angel investor
Five steps that match how Cambridge angels evaluate pre-seed founders before writing a check.
- 1.Check your EIS or SEIS eligibility firstMost Cambridge angels need tax relief. Confirm status before pitching.
- 2.Resolve IP ownership if you're a Cambridge spinoutAngels check university licensing before any financial discussion.
- 3.Apply via Cambridge Angels or Cambridge Capital GroupBoth accept applications. Short, metric-driven pitches convert best.
- 4.Join SETsquared or Start Codon before cold outreachProgramme membership gives direct introductions to angel networks.
- 5.Set up your data room before any first meetingCambridge angels ask for documents within 24 hours of first contact.
How Ellty helps you land a Cambridge angel investor
Angels move fast. Have your materials ready before first contact with any Cambridge network.
- 1.Build your angel data room with key documentsUpload pitch deck, cap table, and financials in one place.
- 2.Set permissions before sharing with Cambridge angelsRequire email to view. Protect sensitive financial projections.
- 3.See which angels open your financial modelTrack who reviews your cap table. Follow up those investors first.
Common questions from Cambridge pre-seed founders
- Cambridge Angels and Cambridge Capital Group do. They back founders with prototypes and strong teams.
- Cambridge Angels invests £150K-£1.5M per round. Individual angels may write £30K-£500K alone.
- Cambridge Angels for deep tech and healthcare. Cambridge Capital Group for broader sector coverage.
- Apply to SETsquared Cambridge or Start Codon. Both have direct angel network relationships.
- Before first contact. Angels ask for your deck and financials within 24 hours of any intro.
- Yes. Most Cambridge angels co-invest with ACF Investors and require EIS or SEIS-eligible rounds.
