What is H2?
Based in South Korea, H2 is at the forefront of innovative energy storage solutions, leveraging top engineering expertise. The company's primary focus is on flow battery technology, aiming to drive the transition towards a sustainable energy ecosystem. This strategic direction positions H2 as a key player in the global shift towards cleaner energy alternatives.
How much funding has H2 raised?
H2 has raised a total of $31M across 2 funding rounds:
Series B
$15M
Debt
$16M
Series B (2021): $15M, investors not publicly disclosed
Debt (2025): $16M led by STIC, Lighthouse Combined Investment, and K-Run Ventures
Key Investors in H2
STIC
STIC Investments, Inc. is a prominent private equity firm in Korea, known for investing in promising businesses across Asia to foster growth and prosperity. With a history dating back to 1999, STIC has established itself as a leading investor with extensive experience across various economic cycles.
Lighthouse Combined Investment
LHCINVEST is a venture capital firm founded by mid-sized South Korean manufacturing companies, dedicated to investing in startups that can achieve mutual growth. The firm facilitates collaboration between new ventures and established enterprises, combining innovation, experience, and networks to capitalize on opportunities.
K-Run Ventures
Krun Ventures is a venture capital firm committed to nurturing South Korean startups with strong technological capabilities, aiming to elevate them into global leaders. The firm provides focused support to innovative startups, assisting them in expanding their international presence and impact.
What's next for H2?
The recent major strategic investment, coupled with the overall enterprise-level funding context, suggests H2 is in a scaling phase, likely focusing on expanding its manufacturing capabilities, R&D for next-generation flow batteries, and broadening its market reach. This capital infusion will be critical for H2 to solidify its position and accelerate the adoption of its sustainable energy storage solutions.
See full H2 company page
