Company
A specialized team of around 20 experts develops and manufactures phosphors and inorganic specialty materials in Greifswald, Germany — since 2002, independent and owner-managed since the 2020 MBO.

Litec GbR is spun off from the University of Greifswald, initiated by Dr. Walter Tews and Dr. Gundula Roth — the pre-history of today’s company.
Founding of Litec-LLL GmbH with a focus on the production of LED phosphors.
Full acquisition by Merck KGaA, Darmstadt — the industrial scale-up era begins; Dr. Stefan Tews assumes leadership as Managing Director.
Relocation within Greifswald’s technology park to Siemensallee 1 — more infrastructure and room to grow.
Phosphor production capacity expanded to around 10 tons per year.
Unique atomic layer deposition (ALD) coating pilot plant commissioned with 3 t/a coating capacity.
Return to independence — owner-managed, faster decisions, a clear specialty focus; the isiphor phosphor line continues under Litec-LLL.
Launch of the isishield brand for identification and brand protection.
TUEV-certified: production on site runs entirely on renewable energy.
Launch of the isigrow brand for agriphotonics.
Questions about materials, capabilities or cooperation — we respond within two business days.
Litec-LLL GmbH, founded 2002 — with roots in Greifswald university research since 1994.
Chemists, engineers and technicians — development and production under one roof.
Around 10 t/a synthesis plus 3 t/a coating capacity on site.
Customers across Europe, North America and Asia-Pacific.
Independent again since the management buyout in 2020 — fast decisions, long-term focus.
Certified quality management with yearly audits since around 2005.
The right contact for the right question — around 20 experts stand behind them. For general enquiries, please use our contact form.
Managing Director
Enable JavaScript to view the email contact.Production · Quality Assurance
Enable JavaScript to view the email contact.Product Management · Customer Support
Enable JavaScript to view the email contact.Procurement · Finance
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Enable JavaScript to view the email contact.R&D · Marketing · IT
Enable JavaScript to view the email contact.Production runs entirely on renewable energy on site (TUEV-verified).
Successfully passed audits by leading LED manufacturers.
Reproducible material performance, batch after batch.