Recognized as a High-Risk Evaluation Excellent Business by the Korea Occupational Safety and Health Agency

Capital increase (Capital: 600 million won)

Selected as a Management Innovation Small and Medium Enterprise (MAIN-BIZ)

ISO14001: Environmental Management System Certification
ISO45001: Occupational Health and Safety Management System Certification

Changed company name from Purm Air Co., Ltd. to Purm Co., Ltd.

Signed technology consulting and collaboration agreement with the Department of Nuclear and Quantum Engineering, KAIST

Signed technology transfer agreement for metal oxide nanoparticle production with KAIST

Moved business/plant to Gwangmyeong SK Technopark, Building B, Room 808

Venture Business Certification (October 6, 2021)

ISO9001: Quality Management System Certification 2015/KS Q ISO: 9001:2015

Recognized as a Corporate Research Institute by the Korea Institute for Advancement of Technology

Founded Purm Air Co., Ltd.