Mark Fernandes
Managing Director at Sierra Ventures
San Mateo, California
Mark Fernandes, Managing Director at Sierra Ventures is an active investor based in San Mateo, California. This profile covers what Mark Fernandes backs, at which stage, and how founders can reach out in 2026.
- Investor type
- VCPE
- Stages
- Early Stage VentureSeries A
- Invests in
- SaaS & EnterpriseCybersecurityMarketing & AdTechArtificial IntelligenceHealthcare & BiotechDigital Health & HealthTechFintechHR & Future of Work
- Location
- San Mateo, California
- Typical check
- $750K
- Past investments
- 85
Notable investments
Alpine Data Labs
SupportLogic
Nexgate
LeadGenius
Inspirit
Wizeline
Merrill Lynch
Fabric
QuillBot
Deep Lens
Velocious Technologies
SourcefireHow to reach Mark Fernandes
Angels and operators like Mark Fernandes reply to specific, personalized notes that show real traction, not mass blasts. Build a verified list, write a note that fits their thesis, and track replies, all on Round Funded.
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Cite this page
Round Funded. "Mark Fernandes." Round Funded investor database, updated October 19, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/mark-fernandes-san-mateo
Frequently Asked Questions
What does Mark Fernandes invest in?
Mark Fernandes invests in SaaS & Enterprise, Cybersecurity, Marketing & AdTech and Artificial Intelligence, typically at Early Stage Venture and Series A. Match your sector and stage, then reach out with a personalized pitch.
What stage does Mark Fernandes invest at?
Mark Fernandes typically invests at Early Stage Venture and Series A. Lead with traction that fits the stage when you reach out.
What is Mark Fernandes's typical check size?
Mark Fernandes typically writes checks around $750K. 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.