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STECH: Soiltech Announces Successful Uplisting to Euronext Oslo Børs and Publication of Prospectus Summary

30.4.2026 07:10:37 CEST | Soiltech ASA | Additional regulated information
required to be disclosed under the laws of a member state

Soiltech ASA (OSE: STECH)
Sandnes, Norway, 30 April 2026

Soiltech ASA ("Soiltech" or the "Company") is pleased to announce its successful
uplisting to the main list on Euronext Oslo Børs ("Oslo Børs").

Effective 30 April 2026, the Company's shares have been transferred from trading
on Euronext Expand and admitted to trading on Oslo Børs' main list under the
ticker "STECH".

The uplisting marks a significant milestone for the Company and follows its
previously communicated intention to explore a transfer from Euronext Expand to
Euronext Oslo Børs.

Soiltech ASA has published a prospectus summary serving as a transfer listing
document only, pursuant to Article 1 (5) (j) of Regulation (EU) 2017/1129. The
prospectus summary is available on the Investor pages at the Company's website (
soiltech.no - http://soiltech.no) and can be accessed using the following link:
https://soiltech.no/investor/#prospectus.

"This is a big day for Soiltech. The uplisting to Oslo Børs strengthens investor
visibility and improves share liquidity. Combined with a strong market and
continued progress in our technology and market initiatives, this positions us
well for further growth," said Jan Erik Tveteraas, CEO of Soiltech.

ADVISORS

Clarksons Securities AS acted as Listing Advisor to the Company in connection
with the Listing.

Advokatfirmaet Schjødt AS acted as legal counsel to the Company.

DISCLOSURE REGULATION

This information is subject to the disclosure requirements pursuant to Section
5-12 of the Norwegian Securities Trading Act.

CONTACTS

* Jan Erik Tveteraas, CEO, Soiltech ASA, +47 95 21 49 25,
jan.erik.tveteraas@soiltech.no
* Tove Vestlie, CFO / Investor Relations, Soiltech ASA, +47 90 69 06 48,
tove.vestlie@soiltech.no

ABOUT SOILTECH ASA

Soiltech is an innovative technology company specializing in the treatment,
recycling and sustainable handling of contaminated water and solid waste on
site. Our technologies enable cost savings and lower CO2 emissions through waste
reduction, waste recovery and reuse. Soiltech operates world-wide and is
headquartered in Norway.

ATTACHMENTS

Download announcement as PDF.pdf -
https://kommunikasjon.ntb.no/ir-files/17849399/18883613/8648/Download%20announce
ment%20as%20PDF.pdf

Prospectus Summary Soiltech ASA 30042026.pdf -
https://kommunikasjon.ntb.no/ir-files/17849399/18883613/8615/Prospectus%20Summar
y%20Soiltech%20ASA%2030042026.pdf