New in 2026

Technical Field Tours

12 June 2026

Explore Biochar in Action. As part of Biochar Summit 2026, we are bringing back field tours with three exciting options. A tour ticket gives you firsthand insights into real-world facilities and biochar-related industrial processes.

Check out the options below:

Tour 1

Holcim Cement production in Mannersdorf

This tour will visit Austria’s largest cement plant — Holcim’s production facility in Mannersdorf, AT. Founded 130 years ago, it is today a forward-looking, international model for cement production, sustainability and the circular economy. Join this tour to learn about the scale and technicalities of cement production, while reflecting how biochar can best align and integrate.This is a half-day tour.

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Tour schedule: 8:45 - 13:00
Maximum participants: 55
Tour 2

Biochar & Cement Production

This tour will begin with a visit to PurEnergy GmbH in Gänserndorf, AT — a biochar production facility using a Syncraft unit to produce multiple outputs, including biochar and heat for the local district heating network. The group will then travel to Mannersdorf, where Holcim will host a guided tour of Austria’s largest cement production facility, highlighting the operational and technical aspects of cement manufacturing. This is a full-day tour.

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Tour schedule: 8:45 - 16:00
Maximum participants: 55
Tour 3

Bio-residues to Biochar Utilization

Visit one of Europe’s pioneers in biochar-based substrates and soil solutions. This tour will venture to Riedlingsdorf, AT to visit Sonnenerde GmbH’s biochar production facility. Visitors will get a detailed overview of the company’s Next Generation Elements (NGE) pyrolysis unit and see how the company’s biochar production supports soil and agricultural markets.This is a full-day tour.

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Tour schedule: 8:45 - 15:00
Maximum participants: 55