Chris Buttrum
Managing Partner at Mason Jar Capital
Menomonee Falls, Wisconsin
Chris Buttrum, Managing Partner at Mason Jar Capital is an active investor based in Menomonee Falls, Wisconsin. This profile covers what Chris Buttrum backs, at which stage, and how founders can reach out in 2026.
Chris Buttrum is the Founder of Sell911 / Buy911 and Managing Partner at Mason Jar Capital.
- Investor type
- VCAngel
- Stages
- Pre SeedSeed
- Invests in
- Consumer & RetailE-commerce & D2C
- Location
- Menomonee Falls, Wisconsin
- Typical check
- $150K
How to reach Chris Buttrum
Angels and operators like Chris Buttrum 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
This profile is part of Round Funded, an investor database and outreach platform for founders. It covers 60,000+ active VCs, angels, family offices and accelerators with verified contacts, lets you send pitches from your own Gmail, and includes a free Data Room for your raise.
Frequently Asked Questions
What does Chris Buttrum invest in?
Chris Buttrum invests in Consumer & Retail and E-commerce & D2C, typically at Pre Seed and Seed. Match your sector and stage, then reach out with a personalized pitch.
What stage does Chris Buttrum invest at?
Chris Buttrum typically invests at Pre Seed and Seed. Lead with traction that fits the stage when you reach out.
What is Chris Buttrum's typical check size?
Chris Buttrum typically writes checks around $150K. Use it as a signal for whether your raise fits their stage.
How do I contact Chris Buttrum?
Unlock Chris Buttrum's verified email on Round Funded and send a personalized pitch. We surface only deliverable contacts so your outreach lands.
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.