Latest HSL Technologies News & Updates

See the latest news and media coverage for HSL. We track all announcements, press releases, and industry mentions in real time, all in one place.

HSL Technologies (HSL)

Inactive low-carbon silica and hydrogen technology company

hsl.tech

Headquarters: Aix en Provence, France
Founded year: 2015
Company type: Private company
Number of employees: 42–50
Industry: Commodity Chemicals

Last updated October 11

Latest news about HSL Technologies (HSL)

In short: HSL ceased operations on September 30, 2026, after its Series B round failed.

Company announcements

September 30 HSL

HSL Technologies announces it has ceased operations due to funding challenges

Failed Series B round led to closure. HydroSil technology, covering silica and hydrogen storage, remains promising for future licensing or partnership.

September 21 HSL

HSL Technologies develops lower-carbon precipitated silica production

Its HydroSil process reduces CO₂ emissions by up to 80%, avoiding nearly 700 kilotons annually for each operational site.

September 7 HSL

HSL Technologies introduces HydroSil, a patented silica-based hydrogen carrier

The liquid safely transports hydrogen using existing infrastructure while releasing reusable silica, aiming to decarbonize energy-intensive industries through partnerships.

May 7 HSL

HSL Technologies validates low-carbon silica's environmental impact

HydroSil reduces CO₂ emissions by over 80% versus standard processes. The company continues its Series B fundraising to build a pre-commercial facility by 2029.

Media coverage

October 11 Gomet

The fall of HSL Technologies (formerly HySilabs), a collateral victim of the hydrogen slump

On September 30, 2026, the Aix-en-Provence-based company HSL Technologies, which was developing the hydrogen technology driven by HySiLabs, announced on its own website that it...

April 4 La Provence

HSL Technologies, the Provençal gem that reinvents silica and hydrogen

Producing silica while transporting green hydrogen in liquid form: this is the bold bet of HSL Technologies which has just validated...

July 20, 2025 Yahoo Finance

BEML and HSL sign MoU to develop advanced marine systems

The collaboration aims to co-create advanced marine systems, focusing on innovation, indigenous...

March 8, 2023 La Provence

Hydrogen transport: the Aixois Hysilabs changes name and becomes HSL Technologies

Photo G.V.L. Aix-en-Provence The Aix-en-Provence deeptech specialized in hydrogen transport via a liquid vector changes name and visual identity. An announcement made...

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