SERVICES COMPANIES CAREER MEDIA LIBRARY CONTACT OTTO - Experts in building technology Modern building technology is our claim. We have been living this claim for 50 years: with over 900 employees at 15 locations in Germany. QUICK ACCESS Find the right solution here. Our range of services for your industry: All services at a glance: More about our services PROFESSIONAL WORLD Discover the world of work at OTTO. More about our professional world CONTACT Any questions? Your contact person: Regina Kirchner +49 2755/89 - 0 More about contact OTTO - Experts in building technology We are your specialists for ventilation and air conditioning technology, refrigeration technology and building automation. Our employees combine sound technical know-how and craftsmanship, paired with personal commitment and reliability. OTTO is your partner at eye level. Together we can make more of your project - a matter close to our hearts. More about OTTO OUR SERVICES advisory planning realization service imprint data protection Sitemap Contact © 2021 Otto Building Technologies GmbH 24h service: +49 2755/89 - 280 We use cookies to continuously improve our website. If you continue surfing our site without changing your cookie settings, we will assume your consent. Further data protection notice x