Engineering and Maintenance

Innovation. Efficiency.
Continuity.

Comprehensive engineering solutions to maximize the performance of your industrial processes and extend the lifespan of your equipment.

We carry out civil support works.

Specialized preventive and corrective maintenance.

Installation and optimization of industrial networks.

About us

Experts in Plant Operation and Maintenance

We have a multidisciplinary team of professionals with extensive experience in mechanical, electrical, and instrumentation systems, enabling us to deliver comprehensive services tailored to every stage of plant operation.

Our Vision

"To establish ourselves as a trusted engineering partner, recognized for technical excellence, a strong commitment to safety, and the implementation of sustainable practices in every project we undertake.".

Our Mission

"To provide highly reliable, safe, and efficient technical solutions that help our clients maintain operational continuity, maximize process performance, and extend the service life of their industrial equipment.".

About us

Core Values

The pillars that guide every intervention and project of our team.

Safety First

"We prioritize the well‑being of our team and partners.".

Quality

"We ensure high standards in every task we perform".

Integrity

"We operate with transparency and responsibility".

Innovation

"We rely on technology and continuous improvement to enhance our services".

Engineering and Maintenance

Comprehensive Maintenance and Engineering Solutions

Civil Works and Heavy Machinery Operations

We carry out excavation, earthmoving, and industrial site preparation activities to support major maintenance of reactors, compressors, reformers, boilers, and other critical equipment. We execute supporting civil works—including foundations, access structures, drainage systems, and work‑area conditioning—ensuring safety, precision, and operational continuity throughout the intervention.

Preventive and Corrective Maintenance

We perform periodic inspections and mechanical and electrical services, as well as troubleshooting of industrial systems, to reduce downtime and ensure continuous operation.

Equipment Overhaul and Repair

We carry out specialized repair and refurbishment of pumps, compressors, turbines, motors, and various process units, ensuring optimal performance.

Installation and Commissioning

We execute complete installation of industrial machinery, piping systems, and control equipment, supported by technical certification and documentation aligned with international standards.

Instrumentation and Control

We provide calibration, configuration, and maintenance of control instruments to ensure accuracy, stability, and efficiency across processes.

Catalyst Handling with Safety and Efficiency

We deliver safe, efficient, and reliable catalyst handling operations that minimize downtime and maximize performance. Each project is defined by unique factors such as product quality requirements, catalyst type, and the specific layout of the facility.

A&J Servicios Generales

Projects

At A&J, we provide comprehensive solutions for the installation, maintenance, and repair of industrial equipment across mechanical, instrumentation, electrical, and automation disciplines within the petrochemical, oil, gas, and mining sectors. Our goal is to ensure safe, efficient, and continuous operations through technical services that optimize system performance and extend the lifespan of industrial assets.

We have a solid track record in engineering, a team of certified specialists, and a strong commitment to the highest quality standards. Thanks to this, we deliver reliable support to industrial and petrochemical complexes throughout Latin America and other regions, contributing to stable operations and optimal performance across their facilities.

Our experience includes participation in major industrial and petrochemical projects.

Catalyst Loading and Unloading at the Ammonia Plant, Ana María Campos Petrochemical Complex

Carga y descarga de catalizadores

Project executed as part of the rehabilitation program for Trains A and B of the Ammonia Plant at CPAMC, covering the reconditioning of hydrogenators, desulfurizers, reformers, converters, reactors, and methanators. Activities were carried out using certified equipment—industrial vacuum systems, pneumatic loaders, non‑sparking tools, forced ventilation, gas detectors, and industrial endoscopy—and by specialized personnel trained in catalyst handling, confined‑space operations, and industrial safety. 

Maintenance of the Urea Scraper in the Fertilizer Warehouse, José Antonio Anzoátegui Petrochemical Complex

Mantenimiento al raspador de urea en galpon de fertilizantes

Project executed in the fertilizer warehouse of CPJAA, performing comprehensive maintenance of the urea scraper and its associated systems. Activities included mechanical inspection, disassembly, industrial cleaning, adjustment, and alignment of critical components.

Catalyst Loading and Unloading at the Ammonia Plant, José Antonio Anzoátegui Petrochemical Complex

Carga y descarga de catalizadores en planta de Amoniaco

Project executed at the CPJAA Ammonia Plant, with activities including internal inspection, controlled extraction, mechanical cleaning, and conditioning of catalyst beds. The work was performed using certified equipment and specialized personnel, and included mechanical supervision of process units.

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A&J Servicios Generales

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For inquiries regarding partnerships or technical assistance, please contact our engineering team; we’ll be happy to help.