Sean Maier
Venture investor in Seattle
Seattle, Washington
Sean Maier, Venture investor in Seattle is an active investor based in Seattle, Washington. This profile covers what Sean Maier backs, at which stage, and how founders can reach out in 2026.
- Investor type
- VCPEInvestor
- Stages
- SeedNon Equity Assistance
- Invests in
- Marketing & AdTechSaaS & EnterpriseHardware & Deep Tech
- Location
- Seattle, Washington
- Typical check
- $138K
- Past investments
- 5
Notable investments
GroopitTagboardQorusDocsCHEQ Inc.Tectonic Audio LabsHow to reach Sean Maier
Angels and operators like Sean Maier 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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About this profile
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Cite this page
Round Funded. "Sean Maier." Round Funded investor database, updated September 9, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/sean-maier
Frequently Asked Questions
What does Sean Maier invest in?
Sean Maier invests in Marketing & AdTech, SaaS & Enterprise and Hardware & Deep Tech, typically at Seed and Non Equity Assistance. Match your sector and stage, then reach out with a personalized pitch.
What stage does Sean Maier invest at?
Sean Maier typically invests at Seed and Non Equity Assistance. Lead with traction that fits the stage when you reach out.
What is Sean Maier's typical check size?
Sean Maier typically writes checks around $138K. 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.