Charles Sidman

Active Investor

Founder and Managing Partner at ECS Capital Partners, LLC

Bar Harbor, Maine

LinkedIn

Charles Sidman, Founder and Managing Partner at ECS Capital Partners, LLC is an active investor based in Bar Harbor, Maine. This profile covers what Charles Sidman backs, at which stage, and how founders can reach out in 2026.

Charles Sidman is the Founder and Managing Partner of ECS Capital Partners, LLC, a venture capital firm investing in technology-based companies.

Charles Sidman invests in Artificial Intelligence, SaaS & Enterprise and Impact & Social Enterprise, typically at Seed and Series A.

Location
Bar Harbor, Maine
Typical check
$625K

What does Charles Sidman invest in?

Investor type
VC

Where is Charles Sidman based?

Charles Sidman is based in Bar Harbor, Maine.

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How to reach Charles Sidman

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About this profile

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Round Funded. "Charles Sidman." Round Funded investor database, updated September 22, 2026.

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

Frequently Asked Questions

Who is Charles Sidman?

Charles Sidman, Founder and Managing Partner at ECS Capital Partners, LLC is an active investor based in Bar Harbor, Maine. Charles Sidman invests in Artificial Intelligence, SaaS & Enterprise and Impact & Social Enterprise, typically at Seed and Series A.

What does Charles Sidman invest in?

Charles Sidman invests in Artificial Intelligence, SaaS & Enterprise and Impact & Social Enterprise, typically at Seed and Series A. Match your sector and stage, then reach out with a personalized pitch.

What stage does Charles Sidman invest at?

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

What is Charles Sidman's typical check size?

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

Where is Charles Sidman based?

Charles Sidman is based in Bar Harbor, Maine.

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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