Jeffrey Lang
Chairman Of The Board since Jan 2020 at Desert Angels
Tucson, Arizona
Jeffrey Lang, Chairman Of The Board since Jan 2020 at Desert Angels is an active investor based in Tucson, Arizona. This profile covers what Jeffrey Lang backs, at which stage, and how founders can reach out in 2026.
- Investor type
- AngelVCPE
- Stages
- Pre SeedSeed
- Invests in
- MarketplaceHealthcare & BiotechMedTech & Medical DevicesEdTechArtificial IntelligenceHardware & Deep TechConsumer & Retail
- Location
- Tucson, Arizona
- Typical check
- $1M
- Past investments
- 25
Notable investments
QwickRegulonix Holding, Inc.CellzDirectCrowd Mics
GT Medical TechnologiesYapertRBar EnergyAural AnalyticsrSmartPicmonicSialix Cancer Research
Botco.aiHow to reach Jeffrey Lang
Angels and operators like Jeffrey Lang 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. "Jeffrey Lang." Round Funded investor database, updated September 27, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/jeffrey-s-lang
Frequently Asked Questions
What does Jeffrey Lang invest in?
Jeffrey Lang invests in Marketplace, Healthcare & Biotech, MedTech & Medical Devices and EdTech, typically at Pre Seed and Seed. Match your sector and stage, then reach out with a personalized pitch.
What stage does Jeffrey Lang invest at?
Jeffrey Lang typically invests at Pre Seed and Seed. Lead with traction that fits the stage when you reach out.
What is Jeffrey Lang's typical check size?
Jeffrey Lang typically writes checks around $1M. 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.