Markes International
United KingdomFounded 1997Industry
Markes International makes thermal desorption and air-sampling instruments including for chemical warfare agent analysis. CBRNE-relevant work is a minor part of its offering according to its website.
What it does
Threats covered
Categories
Profile
Markes International is a Wales-based analytical instrument company founded in 1997 that makes thermal desorption and automated sample preparation systems for gas chromatography and GC-MS analysis of volatile and semi-volatile compounds. Velaris, backed by Battery Ventures, acquired it in January 2026, according to a Markes release; Schauenburg International had held a majority stake since 2013 and sold it to Battery Ventures.
More profile
Its thermal desorption instruments are used for trace-level chemical warfare agent monitoring, including the continuous TT24-7 and offline TD100 and UNITY systems, and its defence applications page describes this use. Markes' main markets are environmental, food and industrial analysis.
Contract values and headquarters town were not read.
Ownership
Acquired by Velaris, backed by Battery Ventures, in January 2026; Schauenburg International had held a majority stake since 2013
Parent: Velaris
Sources (5)
- https://markes.com/news/2026/velaris-acquires-markes-international-to-expand-its-automated-sample-preparation-capabilities
- https://schauenburg-international.com/en/schauenburg-international-successfully-completes-sale-of-markes-international-group-to-battery-ventures/
- https://markes.com/news/2023/markes-international-s-next-generation-instrument-for-chemical-warfare-agent-detection-conquers-major-sector-challenge-encountered-during-discrete-site-monitoring
- https://markes.com/applications/defence
- https://en.wikipedia.org/wiki/Markes_International
Not verified or not found
- Headquarters town (Llantrisant is from the company address): not read in these sources.
- Contract values: not read.
- Statement that main markets are environmental, food and industrial: not cited.
Questions
What does Markes International do?
Markes International makes thermal desorption and air-sampling instruments including for chemical warfare agent analysis. CBRNE-relevant work is a minor part of its offering according to its website.
Where is Markes International based?
HQ country: GB.
Who owns Markes International?
Acquired by Velaris, backed by Battery Ventures, in January 2026; Schauenburg International had held a majority stake since 2013. Parent: Velaris
Profiles are compiled from public sources and sampled-checked, not fully audited. Last verified 17 October 2026. Report a correction