For more than 140 years Croonwolter&dros has been in the vanguard of new developments. Also in this day and age, where electrical and mechanical engineering is increasingly important, we stimulate new technical developments. We have the knowledge, experience and the workmanship to create intelligent systems and integrated sustainable solutions, to develop them further, implement, maintain and manage them.

With intelligent technical solutions for electrical and mechanical engineering, automation and information solutions we support our clients in sustainable entrepreneurship. 

Within the data center market Croonwolter&dros has a proven track record of the construction and maintenance of data centers both as MEP and General Contractor. Together with our own high-end prefab factory we always put safety first and strive for the most time and cost efficient way to help our clients. 

Croonwolter&dros has offices all over The Netherlands and is part of TBI. Its sole shareholder is the TBI foundation. The foundation’s only goals are to secure the group’s long-term continuity, preserve the built heritage and contribute to the education of our employees’ children through the TBI study fund. These ambitions provide stability and freedom to do business, take judicious decisions and set goals for the short and the long term.