Natalia Martynenko
Founder/Managing Partner at Sirius Capital
Seattle, United States
Natalia Martynenko, Founder/Managing Partner at Sirius Capital is an active investor based in Seattle, United States. This profile covers what Natalia Martynenko backs, at which stage, and how founders can reach out in 2026.
Natalia Martynenko is the Founder/Managing Partner at Sirius Capital, advising on PE & VC and business transformation.
Natalia Martynenko invests in SaaS & Enterprise, Fintech and Artificial Intelligence, typically at Early Stage Venture and Late Stage Venture.
- Investor type
- VCAngel
- Stages
- Early Stage VentureLate Stage Venture
- Invests in
- SaaS & EnterpriseFintechArtificial Intelligence
- Location
- Seattle, United States
- Typical check
- $3.8M
How to reach Natalia Martynenko
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About this profile
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Round Funded. "Natalia Martynenko." Round Funded investor database, updated November 3, 2026.
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Frequently Asked Questions
Who is Natalia Martynenko?
Natalia Martynenko, Founder/Managing Partner at Sirius Capital is an active investor based in Seattle, United States. Natalia Martynenko invests in SaaS & Enterprise, Fintech and Artificial Intelligence, typically at Early Stage Venture and Late Stage Venture.
What does Natalia Martynenko invest in?
Natalia Martynenko invests in SaaS & Enterprise, Fintech and Artificial Intelligence, typically at Early Stage Venture and Late Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does Natalia Martynenko invest at?
Natalia Martynenko typically invests at Early Stage Venture and Late Stage Venture. Lead with traction that fits the stage when you reach out.
What is Natalia Martynenko's typical check size?
Natalia Martynenko 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.