The plus for people and the environment Grolimund + Partner is a specialist engineering firm with five locations and 40 years of experience.

When temperatures rise, simply pushing through is not enough. Summer 2026 brought exceptionally hot days. At G+P, we responded with a simple but effective idea: the Badi Challenge.

The current heatwave makes one thing clear: heat is not an abstract issue for the future, but already a tangible challenge for municipalities, cities and schools. Sealed surfaces in particular become heat hotspots. G+P makes this exposure visible and supports impact oriented climate adaptation measures.

Two low noise pavement mixtures on the same road, but which one performs better in the long term? In the Canton of Solothurn, G+P’s Pavement Acoustics team is supporting a test section with a comprehensive analysis programme. Initial findings show that anyone aiming to make the right decisions must look far beyond standard measurements.

When temperatures rise, simply pushing through is not enough. Summer 2026 brought exceptionally hot days. At G+P, we responded with a simple but effective idea: the Badi Challenge.

At this year’s summer event in Thun, Toni celebrated his last official working day at Grolimund + Partner – in glorious weather, together with the team, on and around Lake Thun. A fitting setting for a special moment: the conclusion of 32 years filled with heart, wisdom and commitment

On 21 June 2025, sports-enthusiastic colleagues from Grolimund + Partner gathered at the Hunzigenrüti football pitch in Rubigen for the annual company tournament. The weather? Perfect. The mood? Even better.