Luke Plumpton
Managing Partner at O2 Investment Partners
Bloomfield Hills, Michigan
Luke Plumpton, Managing Partner at O2 Investment Partners is an active investor based in Bloomfield Hills, Michigan. This profile covers what Luke Plumpton backs, at which stage, and how founders can reach out in 2026.
- Investor type
- VCPE
- Stages
- SeedSeries ASeries BLate Stage Venture
- Invests in
- Telecom & ConnectivityMedTech & Medical DevicesManufacturing & IndustrialSaaS & EnterpriseHealthcare & Biotech
- Location
- Bloomfield Hills, Michigan
- Typical check
- $2M
- Past investments
- 12
Notable investments
SIB Fixed Cost ReductionunWired Broadband
National Technologies
IROA Technologies LLC
Vessco, Inc.1 Priority Environmental ServicesModular Devices
Flip ElectronicsCapital Construction LLC
EMEX
Fairhaven Integration ServicesHanford PharmaceuticalsHow to reach Luke Plumpton
Angels and operators like Luke Plumpton 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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Round Funded. "Luke Plumpton." Round Funded investor database, updated September 9, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/luke-plumpton
Frequently Asked Questions
What does Luke Plumpton invest in?
Luke Plumpton invests in Telecom & Connectivity, MedTech & Medical Devices, Manufacturing & Industrial and SaaS & Enterprise, typically at Seed, Series A, Series B and Late Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does Luke Plumpton invest at?
Luke Plumpton typically invests at Seed, Series A, Series B and Late Stage Venture. Lead with traction that fits the stage when you reach out.
What is Luke Plumpton's typical check size?
Luke Plumpton typically writes checks around $2M. 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.