Sam Winthrop

Active Investor

Managing Partner at Campden Capital LLC

Beverly Hills, California

Sam Winthrop, Managing Partner at Campden Capital LLC is an active investor based in Beverly Hills, California. This profile covers what Sam Winthrop backs, at which stage, and how founders can reach out in 2026.

Sam Winthrop invests in SaaS & Enterprise, typically at Seed and Series A.

Location
Beverly Hills, California
Typical check
$625K

What does Sam Winthrop invest in?

Investor type
VC

Where is Sam Winthrop based?

Sam Winthrop is based in Beverly Hills, California.

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How to reach Sam Winthrop

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About this profile

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Round Funded. "Sam Winthrop." Round Funded investor database, updated September 22, 2026.

Stable URL, it will not change: https://www.roundfunded.com/en/investor/sam-winthrop

Frequently Asked Questions

Who is Sam Winthrop?

Sam Winthrop, Managing Partner at Campden Capital LLC is an active investor based in Beverly Hills, California. Sam Winthrop invests in SaaS & Enterprise, typically at Seed and Series A.

What does Sam Winthrop invest in?

Sam Winthrop invests in SaaS & Enterprise, typically at Seed and Series A. Match your sector and stage, then reach out with a personalized pitch.

What stage does Sam Winthrop invest at?

Sam Winthrop typically invests at Seed and Series A. Lead with traction that fits the stage when you reach out.

What is Sam Winthrop's typical check size?

Sam Winthrop typically writes checks around $625K. Use it as a signal for whether your raise fits their stage.

Where is Sam Winthrop based?

Sam Winthrop is based in Beverly Hills, California.

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.

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