Home – Ajax

Mexican Leader
in Steel Structures

Design, Fabrication and Erection of Large-scale projects

We innovate processes

We revolutionize project management
and administration

Reliability and Trust

Standards backed
by certifications

Specialized team

High tech machinery
and equipment

We combine engineering and innovation to create high-impact constructions

More than 70 years shaping the future of steel construction. From a small workshop in 1953 to becoming an industry leader, at AJAX we have evolved through technology, innovation, and quality.

Discover our history.

A place where engineering
meets excellence

in every project

Our projects

Discover how AJAX turns steel into strength — building functional structures that move progress forward with quality and precision.

Alkylation and Racks Integration Plant Dos Bocas

20, 000 tons

Juriquilla’s and Del Valle’s La Comer

+ 50 projects made for this client

Pesqueria Ternium Reactor Tower

8,500 tons

Learn more about AJAX

Experience our expertise, innovation, and quality in every project. Discover how we transform steel into strong, efficient solutions for the construction industry.

Metrics that prove our work

At AJAX, our trajectory is defined by results. These metrics reflect our commitment to quality, efficiency, and excellence in every project.

Monthly tons of fabrication
and erection capacity.

+ 0

Projects
successfully completed

+ 0

Employees

+ 0

Monthly tons of fabrication and erection capacity.

+ 0

Projects successfully completed

+ 0

Employees

+ 0

Quality that exceeds Standards

We showcase our capabilities, innovation, and quality in every project

NC.001 IMCA

Certification for Steel Structure Manufacturers

NC.004 IMCA

Certification for Steel Bridge Manufacturers

NC.005 IMCA

Certification of Workshops for In-Shop Application of Complex Protective Coating System

AISC: Certified Fabricator

207-23 Standards for Certification Programs:

Building Fabricator
Bridge Fabricator – Advanced
Bridge Fabricator – Intermediate
Bridge Fabricator – Simple
Complex Coating Endorsement 1 – Enclosed
Complex Coating Endorsement 2 – Covered
Complex Coating Endorsement 3 – Exposed
Fracture Control Endorsement

AWS: American Welding Society

Welding inspection with certified in-house CWIs

ISO 9001:2015

Quality Management Systems

Business Partnerships

At AJAX, we collaborate with the country’s leading companies, building strategic alliances that drive Mexico’s development and growth. Our vision goes beyond engineering — we are committed to Mexico’s progress through partnerships and the promotion of young talent.

We support students through thesis programs, internships, and sponsorships for innovative initiatives. We also host conferences, talks, and plant tours to help new generations experience the real-world dynamics of the industry.

Our commitment with the environment

At AJAX, sustainability is an essential part of our operation. We use solar energy and recycled steel to reduce our environmental footprint. Our production process is dry, with no water consumption. We also promote sustainable construction practices under the LEED standards, promoting efficiency and recyclability.