The Company

“Our vision is to be useful and to pass on truths to the next generations. We want to constantly grow, and to travel not only for trade, but for knowledge too, as the ancient Greeks used to say” 

Christos Krimizis, founder & CEO 

Alchimica Building Chemicals


Polyurethane Liquid Waterproofing

Alchimica® Building Chemicals are the world’s leading manufacturer of polyurethane liquid waterproofing membranes and PU Sealant technologies for the construction industry.

For nearly 40 years, architects, specifiers and contractors in 65 countries across 5 continents have chosen us for our product innovation, advanced systems & technologies and world class research & development laboratories.

Our range includes liquid roofing systems, polyurethane sealants and adhesives, green roofing solutions, cementitious repair systems, DPM and tanking solutions. 

The products are recognised worldwide for their effectiveness and durability, as they have been used in some of the world’s biggest construction projects.

The driving force of the company is its state of the art Research & Development center where the highly qualified scientific personnel of ALCHIMICA™ , grasping the same innovative philosophy that resulted in the creation of HYPERDESMO® decades ago, continues to accord to the challenges of the market.

ALCHIMICA™ ’s products are produced under the highest standards in five production units - total coverage of 55.000 sqm in Greece and in Europe. The company holds ISO 9001:2015, ISO 14001:2015 και ISO 45001:2018 certifications.

Many of ALCHIMICA™ ’s products have achieved a CE certification of an expected working life of up to 25 years and are distinguished by their ease of application and their compliance with the latest environmental requirements.

Product Applications

  • Liquid Roofing Systems
  • Green-Roof / Inverted Roof Membrane
  • New and Existing roof Waterproofing
  • Terrace and Balcony
  • Car Parks
  • Foundations / Underground Structures
  • Sewage Tanks
  • Swimming Pools
  • Bridge Deck Waterproofing
  • Industrial Floor Coatings
  • Aliphatic Top Coats
  • Advanced Water-Based Polyurethanes
  • Drinking Water Tanks

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