Mark Maruyama
Owner, Principal Advisor at Roundmont Ventures
Manhattan Beach, California
Mark Maruyama, Owner, Principal Advisor at Roundmont Ventures is an active investor based in Manhattan Beach, California. This profile covers what Mark Maruyama backs, at which stage, and how founders can reach out in 2026.
Mark Maruyama is the Owner and Principal Advisor at Roundmont Ventures with over 30 years of experience in IT sales, business development, and alliances.
Mark Maruyama invests in SaaS & Enterprise and Developer Tools & Data, typically at Seed and Series A.
- Investor type
- VC
- Stages
- SeedSeries A
- Invests in
- SaaS & EnterpriseDeveloper Tools & Data
- Location
- Manhattan Beach, California
- Typical check
- $625K
How to reach Mark Maruyama
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About this profile
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Cite this page
Round Funded. "Mark Maruyama." Round Funded investor database, updated November 3, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/mark-maruyama
Frequently Asked Questions
Who is Mark Maruyama?
Mark Maruyama, Owner, Principal Advisor at Roundmont Ventures is an active investor based in Manhattan Beach, California. Mark Maruyama invests in SaaS & Enterprise and Developer Tools & Data, typically at Seed and Series A.
What does Mark Maruyama invest in?
Mark Maruyama invests in SaaS & Enterprise and Developer Tools & Data, typically at Seed and Series A. Match your sector and stage, then reach out with a personalized pitch.
What stage does Mark Maruyama invest at?
Mark Maruyama typically invests at Seed and Series A. Lead with traction that fits the stage when you reach out.
What is Mark Maruyama's typical check size?
Mark Maruyama typically writes checks around $625K. 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.