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Certified performance.
Proven reliability.
Why certifications matter
Professionals operate in environments where equipment must perform without compromise.
That’s why Longstone invests in certified materials, controlled production processes and independent testing ensuring our footwear meets rigorous requirements for safety, durability and functionality.
KWF Certificate
Tested by German Centre for forest work.
Profi guarantee for the quality of our products for your safety, comfort and functionality.
Auva Testing Institute
Austrian Institute according standard
ONORM Z 1260. Special standard for roof workers.
Member of PFI Group
Tested by PFI German Institute according European standard to guarantee the control of PPE in accordance with article 11A forl the recognition and monitoring of a quality.
ISO 9001:2015
Quality Management System
Certification of business processes in the creation of products and quality services standards.
Member of SATRA
Technology center and research organization.
Certifying products and components to European and International
ISO 14001:2015
Environmental Management System
Certification of procedures that constantly monitor the environmental impact of the activities carried out