Ayesa S.A.

Spainayesa.com

Ayesa S.A. is a Spain-headquartered engineering and technology services company that delivers consulting, design, and project management across infrastructure, energy, water, environment, and industrial facilities. The group also provides IT integration and digital transformation services, including systems integration, data and analytics, and smart operations. It is also known as Ayesa Ingeniería y Servicios.

For the chemical and wider process industries, Ayesa supports plant and utilities projects with feasibility studies, basic and detailed engineering, construction supervision, and commissioning support. Capabilities span process and utilities design, industrial automation and control, asset management, energy and water efficiency, environmental and permitting services, and the application of digital solutions—such as IoT, analytics, and cybersecurity—to improve safety, reliability, and operational performance.

Also known as Ayesa Ingeniería y Servicios.

Projects Ayesa is involved in

chemXplore tracks 2 projects involving Ayesa, of which 2 are active.

Ayesa's role on them: FEED and PMC / Owner's engineer.

1 FEED / Pre-FID 1 Under Construction

1 new construction and 1 expansion.

Expected to start operating
2026
none
2027
none
2028
none
2029
none
2030
1 project
2031
none

Contractors and licensors are recorded on all 2 of them For subscribers

Targeting: Polyethylene (1), Polypropylene (1)

Follow these projects in chemXplore →

Latest news on Ayesa

26 June 2026
AIQBE posts record €827M investment in industrial infrastructure

827M€ for new plants; 23,303 jobs linked; €272M environmental/efficiency spend and €179M R&D; Andalusia aims to make Huelva a net-zero industrial valley.

16 February 2026
Moeve and ADA Form Quantum Computing Alliance

The alliance aims to boost quantum tech in Andalusia, enhancing energy efficiency and security, with IBM as a tech partner and Ayesa collaborating.

12 September 2023
Repsol Expands Sines Chemicals Complex

The expansion includes new polyethylene and polypropylene plants, creating jobs and focusing on sustainability, decarbonization, and advanced technologies for a competitive, integrated, and flexible site.

13 October 2021
Repsol and Portugal Sign €657M Investment for Sines Complex Expansion

The €657M investment will expand the Sines Industrial Complex with two new plants for recyclable polymeric materials, creating jobs and enhancing Portugal's industrial and economic landscape.

9 July 2021
Repsol to Expand Sines Complex with €657M Investment

Two new polymer plants in Sines will produce 100% recyclable materials for specialized applications, enhancing integration, efficiency, and job creation, aligned with energy transition goals.

Where its projects are

By country, the most active first. active / all projects