Fundz
New|Fundz now works inside Claude2 min

Everyone is chasing signals. Fundz is what comes next.

Everyone gets the same alerts the same morning. Fundz brings more than a dozen live business signals together on each company, ranks every company against your ICP, and each morning delivers the best few: who to reach out to, why, and who you already know there. Now it answers in Claude too: ask for today’s leads, then write the note in the same window.

Trusted by

OracleSnowflakeCloudflareLinkedInGoogleSalesforce
4.8/5 on G2· Since 2015

Helical Fusion completes a Series B second close raising USD 20.6 million, with Fuji Electric joining as a strategic investor.

PRIVATEOct 08, 2026

Amount Raised

$20.6 Million

Round Type

Series B

TokyoManufacturingEnergyRenewable Energy

Investors

Fuji Electric

Description

Helical Fusion, a fusion energy company, has announced the completion of its Series B second close, raising a total of USD 20.6 million. The funding round sees Fuji Electric joining as a strategic investor and official partner. This investment will support the development of Helical Fusion's Helical Stellarator technology. The company aims to enhance its research and development capabilities with this new funding.

Company Information

Company

Helical Fusion

Location

Tokyo, Tokyo, Japan

About

Helical Fusion is a private fusion energy developer based in Japan, focusing on commercial fusion with a stellarator design. The company's efforts aim to create the world’s first commercially viable net power fusion plant by leveraging Japan's advanced manufacturing capabilities. They are working on the Helix Program, which targets the development of steady-state fusion energy solutions. Helical Fusion collaborates with leading industrial partners to move from concepts to real-world applications in fusion technology.

Fundz sees it the moment Helical Fusion raises, hires an exec or expands, usually minutes after it happens, and tells you who to reach.

Related People

1 contact
Verified contactsTakaya T., Co-founder, CEO hiddenSee plans and pricing
Predictive Intelligence
Strategic

ML-powered predictions for Helical Fusion's next move

See what Strategic adds

Funding Insights

What this usually means
Timeline to next round
Series B companies typically work for 15-20 months before raising new capital
Growth expectations
Series B companies are expected to scale rapidly and expand market reach

Helical Fusion raised. Fundz records a round at a median of 3.6 minutes from the SEC filing, with the decision-maker attached.

145 of these a day, filtered to the companies you pick, with the decision-maker attached.

5 screens from a live account. No signup.

Fundz is a real-time business intelligence platform powered by agentic AI that proactively delivers personalized daily signals, including funding rounds, executive changes, M&A activity, 13F institutional filings, SEC 8-K events, investor activity, and website modifications, based on each user's watchlist and ICP. A trusted data source at firms such as BlackRock, Oracle, Kleiner Perkins, LinkedIn, HubSpot, and Cloudflare, Fundz democratizes the institutional-grade intelligence that previously required a PitchBook or Bloomberg terminal. Features include FundzWatch™ for automated website change detection, Daily Briefing for AI-powered daily briefings, and unified cross-signal alerts across 281,000+ organizations. Developers and data teams can access these signals programmatically via the Fundz Funding Data API, with transparent published pricing.