John Messamore
Managing Partner at SilverTree Equity · Greater London, United Kingdom
Invests in AIAI is one of the sectors on John Messamore's investor profile, next to SaaS & Enterprise and Fintech, at Series B and late-stage venture. The record holds 15 deals, including FinancialForce, Tally Group and Tableau Software.
Email InvestorCredits to line up before a Series B round
John Messamore backs companies at Series B and late-stage venture. A few of the larger credit programs on AI Perks for teams at that point:
Portfolio on record
Portfolio companies
- FinancialForce
- Tally Group
- Tableau Software
- Fenergo
- Vindsubsidies
- Orbus Software
- SALESmanago - #1 AI driven CDXP
- Unit4
- Brightcove
- Kantar XTEL
- Equinova (related to Nexi spa)
- Advent International
- Thesis
- The Open Energy Market
- Financialforcecom
Investment focus
- Backs startups in
- Artificial Intelligence, SaaS & Enterprise, Fintech
- Rounds
- Series B, Late-stage venture
- Profile
- Angel investor
- Deals on record
- 15
- Based in
- Greater London, United Kingdom

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Questions founders ask
- Does John Messamore invest in AI startups?
- Yes. Artificial Intelligence is one of the sectors on John Messamore's investor profile, together with SaaS & Enterprise and Fintech. The stages on record are Series B and late-stage venture.
- Which companies has John Messamore backed?
- The record lists 15 deals, including FinancialForce, Tally Group, Tableau Software, Fenergo and Vindsubsidies. None of them has a perk listed on AI Perks yet.
- What credits can a startup claim before pitching John Messamore?
- For a company raising a Series B round, AI Perks lists credits such as Cloudflare Enterprise (up to $50,000), Oracle GTM (up to $5,000), CrowdStrike (up to $10,000) and New Relic (up to $5,000), with each program's terms and how to apply.
- Does AI Perks publish investor contact details?
- No. AI Perks profiles show public professional information only: name, role, location, stages, sectors and the portfolio on record. To reach investors, continue with the Email Investor button below.Email Investor
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