Critical Building

Critical Building is an engineering firm specialized in consulting, design studies, auditing, engineering, construction, and delivery of data centers.

Founded in 2006, the company has brought together passionate experts dedicated to optimizing critical infrastructure and driving innovation within the industry. Its clients benefit from unmatched experience in the data center sector, a team of highly skilled professionals, and a tailored, independent, and objective approach focused entirely on their specific needs.

Today, Critical Building is recognized as a leading data center engineering company in France, renowned both for its technical excellence and its strong human values.

To further strengthen its capabilities and market position, Critical Building has been part of the Gse-Goldbeck Group since October 2025, a partnership built on shared values and offering new opportunities for growth across Europe.

We are proud of our journey and remain firmly focused on the future, ready to take on tomorrow’s challenges with the same passion and commitment that have always driven our company, while preserving our identity and independence.

Critical Building is looking for engineers who enjoy working in multidisciplinary technical environments and collaborating as part of a team.

Our projects bring together expertise in building engineering, energy optimization, electrical engineering, and HVAC systems. The challenges we tackle are often complex, and each assignment offers the opportunity to deepen knowledge and build comprehensive expertise across all aspects of data center design and operations.

Critical Building supports its team members in developing their skills and growing into the data center experts of tomorrow.

Critical Building offers the advantages of a human-sized company, where proximity and collaboration are at the core of the organization with :

• Agility

• Fast and efficient decision-making

• Personalized career development

• Strong team spirit

• Flat management structure

• Shared values embraced by all employees

• Open, simple, and transparent internal communication

• Knowledge sharing and continuous learning

• Responsibility, flexibility, autonomy, and trust