Joseph Rothman
Venture Partner at AlphaPrime Ventures
San Jose, California
Joseph Rothman, Venture Partner at AlphaPrime Ventures is an active investor based in San Jose, California. This profile covers what Joseph Rothman backs, at which stage, and how founders can reach out in 2026.
Joseph Rothman is a Venture Partner at AlphaPrime Ventures, focusing on funding Big Data, IoT, Security, and Digital Enterprise, including SaaS and Cloud-based opportunities.
- Investor type
- VC
- Stages
- Early Stage Venture
- Invests in
- SaaS & EnterpriseCybersecurityIoT & Connected Devices
- Location
- San Jose, California
- Typical check
- $500K
How to reach Joseph Rothman
Angels and operators like Joseph Rothman 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.
Connect with Joseph Rothman
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 Joseph Rothman invest in?
Joseph Rothman invests in SaaS & Enterprise, Cybersecurity and IoT & Connected Devices, typically at Early Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does Joseph Rothman invest at?
Joseph Rothman typically invests at Early Stage Venture. Lead with traction that fits the stage when you reach out.
What is Joseph Rothman's typical check size?
Joseph Rothman typically writes checks around $500K. Use it as a signal for whether your raise fits their stage.
How do I contact Joseph Rothman?
Unlock Joseph Rothman'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.