Gruner All according to plan. Gruner is a leading engineering, design and planning consultancy in the construction industry. In the business areas buildings, infrastructure, and energy, we support our private and public clients in all project phases from strategic planning through construction to commissioning and management of buildings and infrastructure. In doing so, we combine services from a comprehensive range of competencies such as structural design, geotechnics, general planning, building services, energy production and distribution, road and rail construction, civil engineering, environment, safety, security, and spatial planning in order to offer optimal and sustainable solutions. With more than 1.100 highly qualified employees in over 30 offices in Switzerland, Germany, Austria, Serbia, Georgia, Turkey and Tajikistan, as well as at countless project locations worldwide, we are always close to the customer and where development and construction are taking place. Thanks to interdisciplinary cooperation, we set new standards in engineering methods and the application of digital processes. We are constantly evolving in step with our customers. Gruner is an independent family business headquartered in Basel/Switzerland and we are proud that we have been providing innovation and inspiration since 1862.

Office Bâle Securiton AG is a Swiss provider of alarm and security systems. As part of the family-run Swiss Securitas Group, the company is synonymous with commitment, innovation and partnership. Worldwide, Securiton is a qualified specialist in demanding technical fire protection, and sells its products via a global network of sales partners and affiliated companies. Within Switzerland, Securiton is a professional integrator, offering holistic safety and security solutions for fire protection, intrusion protection, access control, video surveillance, security management and mobile object protection. Securiton is represented in all regions of Switzerland with offices and sub-offices and has strong roots. Together with its customers, employees and partners, Securiton makes an important contribution to a safe and secure future. Quicklinks to products and services • Fire protection • Intrusion protection • Access control • Video security • Security management • Mobile object protection