Our Team
Klimer Štirn & Co. d.n.o. is a company with domestic capital, which has a registered office and calibration laboratory in Domžale. The company was founded in 2001 and started operating with 1 employee. Today, after almost 25 years, we have developed into a company with 17 permanent employees and some contract workers. The company has been successfully managed all these years by the director Sašo Štirn, who has more than 35 years’ work experiences in HVAC systems as well as in cleanroom testing.
Nataša Štirn, M.Sc., is a GMP Cleanroom Consultant with over 15 years of experience in Life Science testing and certification. She is a co-founder and Business Strategy Director at Klimer Štirn & Co. d.n.o., Slovenia. Nataša represents Slovenia and SIST as the Head of Delegation and Subject Matter Expert on ISO/TC209, contributing to various ISO working groups in cleanroom technology. Nataša serves as the Vice-President of the Slovenian Cleanroom Society and was also the driving force behind the founding of the association.
The company's main activity is validation of cleanrooms. The main clients are pharmaceutical companies, medical institutions, pharmacies, and research institutes at home and abroad. With an intensive recruitment of highly professional technical staff in recent years, we have been increasing the production volume and the quality of our products. In 2011 we have got the international certificate for cleanroom testing by the Academy for Cleanroom testing ltd., Letchworth, UK and CTCB – Cleanroom Testing and Certification Bord to ISO 14644. We are also the member of Slovenian Cleanroom Society, which enable us to follow the development of cleanroom testing.
Mission & VISION
Our mission is to support the growth of the life sciences industry in Slovenia.
Our vision is to be the preferred global leader in GMP Cleanroom classification, calibration, and contamination control, setting industry benchmarks for precision and quality, and earning the trust of Novartis and Sandoz.
We aim to build lasting relationships with our clients, offering innovative solutions that ensure the integrity of their products and processes, and delivering sustainable value.
We envision a future where Klimer Štirn & Co. d.n.o. is synonymous with excellence and reliability in calibration and contamination control services, contributing to the advancement of the life sciences industry in Slovenia and beyond.
Our Values
Precision: We are committed to precision in everything we do. Our dedication to accuracy is the cornerstone of our business, ensuring that our clients receive the most reliable services available.
Quality: Quality is at the heart of our operations. We continually strive to deliver uncompromising quality in our services and to maintain the highest industry standards.
Innovation: We embrace innovation as a driving force behind our success. We invest in the latest technologies and methodologies to stay at the forefront of the cleanroom and Life science industry.
Client-Centric: Our clients are the focus of everything we do. We are dedicated to understanding their unique needs and providing personalized solutions to exceed their expectations.
Integrity: We uphold the highest ethical standards, fostering trust and transparency in all our interactions.