Bill Stumphauzer
Angel investor in Amherst
Amherst, Ohio
Bill Stumphauzer, Angel investor in Amherst is an active investor based in Amherst, Ohio. This profile covers what Bill Stumphauzer backs, at which stage, and how founders can reach out in 2026.
- Investor type
- Angel
- Stages
- Pre SeedSeed
- Invests in
- SaaS & EnterpriseConsumer & RetailClimate & EnergyManufacturing & IndustrialMobility & LogisticsSupply Chain & LogisticsAutomotive & EVMedia & Content
- Location
- Amherst, Ohio
- Typical check
- $150K
- Past investments
- 10
Notable investments
Birdi
Pillar Technologies
Zembula
Onfleet
BrilliantSirius XM Radio Inc.
LeadIQ
Stay Wanderful
Flow Labs
HeadoutHow to reach Bill Stumphauzer
Angels and operators like Bill Stumphauzer 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 Accelerator.
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Frequently Asked Questions
What does Bill Stumphauzer invest in?
Bill Stumphauzer invests in SaaS & Enterprise, Consumer & Retail, Climate & Energy and Manufacturing & Industrial, typically at Pre Seed and Seed. Match your sector and stage, then reach out with a personalized pitch.
What stage does Bill Stumphauzer invest at?
Bill Stumphauzer typically invests at Pre Seed and Seed. Lead with traction that fits the stage when you reach out.
What is Bill Stumphauzer's typical check size?
Bill Stumphauzer typically writes checks around $150K. Use it as a signal for whether your raise fits their stage.
How do I contact Bill Stumphauzer?
Unlock Bill Stumphauzer's verified email on Round Funded Accelerator and send a personalized pitch. We surface only deliverable contacts so your outreach lands.