Callum Long, Senior Investment Manager at YFM Equity Partners is an active investor based in United Kingdom. This profile covers what Callum Long backs, at which stage, and how founders can reach out in 2026.
Callum Long is a Senior Investment Manager at YFM Equity Partners.
Callum Long invests in SaaS & Enterprise, Consumer & Retail and Healthcare & Biotech, typically at Early Stage Venture and Late Stage Venture.
- Investor type
- VC
- Stages
- Early Stage VentureLate Stage Venture
- Invests in
- SaaS & EnterpriseConsumer & RetailHealthcare & Biotech
- Location
- United Kingdom
- Typical check
- $3.8M
How to reach Callum Long
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Round Funded. "Callum Long." Round Funded investor database, updated November 3, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/callum-long
Frequently Asked Questions
Who is Callum Long?
Callum Long, Senior Investment Manager at YFM Equity Partners is an active investor based in United Kingdom. Callum Long invests in SaaS & Enterprise, Consumer & Retail and Healthcare & Biotech, typically at Early Stage Venture and Late Stage Venture.
What does Callum Long invest in?
Callum Long invests in SaaS & Enterprise, Consumer & Retail and Healthcare & Biotech, typically at Early Stage Venture and Late Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does Callum Long invest at?
Callum Long typically invests at Early Stage Venture and Late Stage Venture. Lead with traction that fits the stage when you reach out.
What is Callum Long's typical check size?
Callum Long typically writes checks around $3.8M. Use it as a signal for whether your raise fits their stage.
How do founders reach investors like this?
Round Funded lists active investors with verified, professional contact details for signed-up founders. Filter by sector, stage and location, then send a personalized pitch from your own inbox.
What is Round Funded?
Round Funded is an investor database and outreach platform for startup founders. It lists 60,000+ active investors with verified contacts, filtered to recent investment activity, and lets founders send personalized pitches from their own Gmail, track replies, and share a free Data Room. Round+ starts at $99 per month with a 3-day trial.