977 55 30 73 asesa@asesa.es

Experience, technology and future

ASESA is an oil refining company, specializing in asphalt production

Progress and sustainability

Commitment to continuous improvement in all management areas.

Specialization and training

 ASESA has a complete work team organized by specialization, with continuous training and constant professional recycling.


Our mission is to produce asphalt adapted to any market needs, always keeping our values and principals in mind.


To develop our refining activity based on the continuous orientation to a value contribution based on innovation, efficiency and sustainability.


Integrity, responsibility, compliance with regulations, transparency, flexibility, honesty, respect and sustainability, safety and environmental protection.

Progress and sustainability

A firm commitment to continuous improvement

ASESA has a firm commitment to continuous improvement in all the company’s management areas, through this commitment ASESA strives to guarantee the adoption of the best practices the pursuit of excellence.

Aligned with this continuous improvement commitment ASESA has an integrated management system for its industrial activity with the following Standard Certifications


  • Quality Management System ISO 9001 Certification, since August 2006.
  • Safety Management System OHSAS 18001 Certification, since July 2009.
  • Environmental Management System ISO 14001 Certification, since February 2010.
  • Energy Management System ISO 50001 Certification, since October 2014.

The road supports our work

Years of


Millions of tons of refining capacity
Ships served

Do you know our products and services?

Oil refining

We create asphaltic or paving bitumen

The ASESA Refinery processes heavy and extra heavy crude oil, in order to obtain asphalt distillates and bitumen. ASESA bitumens are consumed in the European, American and African markets.


ASESA is an important logistics operator of the Port of Tarragona that manages, under concession, a port facility through which it receives and issues the vast majority of its raw materials and finished products, respectively with a volume of operations exceeding two million tons per year

Electric power generation

The ASESA Combined Cycle Cogeneration Plant uses natural gas as fuel to produce the steam and electrical energy needs of the Refinery.
Also, the installation of ASESA delivers 11 MWh of electrical power to the distribution network.

ASESA is a company that maintains its future commitment to the territory

We are committed to safety, health and prevention policies

We are committed to new technologies and resources

The environment and energy efficiency are our goal

Large capacity port facilities, with three docking platforms and different drafts

Companies and related institutions

Contact us


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