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Helios

Sustainable Metal Production Using Thermal Energy and Zero Emissions
Startup Seed Founded 2018 Aerospace, Defense & HLS
Last Update Aug 5, 2025 · Claimed

Helios Financials

$18M
Total funding
Undisclosed
Capital raised
$8.5M
Last funding
Seed
Funding stage
5
Total rounds
4
Investors

Cumulative Funding Raised Over Time ($)

$6.0MAug 2020
$14.5MAug 2023
$18.0MMay 2021
$18.0MMay 2022

Private Equity Funding

Seed Aug 2023
$8.5M
Seed May 2022
Undisclosed
Doral Energy-Tech Ventures (Lead), At One Ventures (Lead) , Daniel Recanati, Rhodium
Seed May 2021
$3.5M
Seed Aug 2020
$6M

Non-Equity Funding

GrantEvent Jun 2020
Undisclosed
Israel Space Agency, Israeli Ministry of Energy, Israel Innovation Authority