OPTIMIZING HUMIDITY IN AIRCRAFT Home > About CTT > CTT in short CTT IS PIONEERING ACTIVE MOISTURE CONTROL CTT is a global leader of absolute humidity control products in aircraft that makes flying a little more sustainable and far more pleasurable. CTT is a public company listed on Nasdaq Stockholm (CTT) and is headquartered in Nyköping (Sweden). CTT targets commercial airliners and large private jets, such as all VIP models and some large-cabin business jet models. HUMIDIFIER ONBOARD The humidifiers lift climate from extremely dehydrating to indoor conditions in which people onboard feel more at ease. If climate resembles of that on Earth, jet-lag from long-haul flights will be lowered and inflight experience elevated. CTT is the sole provider of humidifiers and humidification systems to newest widebody programs – Airbus A350 and Boeing 787 and Boeing 777X. ANTI-CONDENSATION PROTECTION The anti-condensation system reduces airlines’ climate and environmental impact through lower block fuel consumption and reduced carbon emissions. CTT provides retrofit systems to all Airbus and Boeing models. HUMIDIFIER ONBOARD First & Business Flight Deck Crew Rest Compartment VIP Aircraft & Business jets ANTI-CONDENSATION Benefits ABOUT CTT CTT in short Sustainability Quality Career Privacy Policy INVESTOR RELATIONS Corporate Governance Corporate presentations Earnings Reports Upcoming Events IR White papers CTT in the media © All rights reserved CTT Systems AB

OPTIMIZING HUMIDITY IN AIRCRAFT Home > About CTT > Quality at CTT QUALITY AT CTT CTT currently holds certification from the Swedish Civil Aviation Authority in accordance with the common European standards issued by the EASA (European Aviation Safety Agency); Part 21 POA EASA Part 21 Subpart G approval resp. MOA EASA Part 145 approval. CTT is also approved FAA Repair Station and holds TCCA CAR 573 approval. These authorizations together mean that CTT is qualified to manufacture and maintain airworthy material. CTT is also certified in accordance with AS9100:D and ISO 9001:2015 by Intertek. Certification In accordance with FAA:s Part 145 enabling CTT to become a certificated global repair station is a possibility in the next few years. CTT holds following approvals and certifications: Approvals POA EASA Part 21 subpart G MOA EASAPart 145 TCCA CAR 573 FAA Repair Station EASA Part 145 Capability list For FAA Operations Specifications please contact CTT Director of Quality Certifications AS9100:D and ISO 9001:2015 HUMIDIFIER ONBOARD First & Business Flight Deck Crew Rest Compartment VIP Aircraft & Business jets ANTI-CONDENSATION Benefits ABOUT CTT CTT in short Sustainability Quality Career Privacy Policy INVESTOR RELATIONS Corporate Governance Corporate presentations Earnings Reports Upcoming Events IR White papers CTT in the media © All rights reserved CTT Systems AB