Collignon Eng. SA Competitors

At Jacobs, we're challenging today to reinvent tomorrow – delivering outcomes and solutions for the world's most complex challenges. With a team of approximately 45,000, we provide end-to-end services in advanced manufacturing, cities & places, energy, environmental, life sciences, transportation and water. From advisory and consulting, feasibility, planning, design, program and lifecycle management, we're creating a more connected and sustainable world.

What if your next career adventure started with ENGIE? Joining ENGIE means being part of a company at the forefront of the energy transition, committed to accelerating the shift to a carbon-neutral economy. With 98,000 employees across 30 countries, ENGIE's operations cover the entire energy value chain, from production to infrastructures and sales. ENGIE works across a range of complementary areas: renewable electricity and green gas production, flexibility assets (notably batteries), gas and electricity transmission and distribution networks, local energy infrastructures (heating and cooling networks) and energy supply to individuals, local authorities and businesses. #WithENGIE

Holcim has the vision to be the leading partner for sustainable construction. With net sales of CHF 15.7 billion in 2025, we create value across the built environment from infrastructure and industry to buildings. Headquartered in Zug, Switzerland, Holcim has more than 50 000 employees in 45 countries – across Europe, Latin America and Asia, Middle East & Africa – and has been recognized as a Global Top Employer by the Top Employers Institute. Holcim offers high-value end-to-end Building Materials and Building Solutions, from foundation and flooring to walling and roofing – powered by premium brands including ECOPact, ECOPlanet, ECOCycle, and Ytong.