
Plant construction work: why hire an RBQ-licensed contractor
What the law says, what the licence bond covers, the 2026 fines, and the very real risks of hiring someone without a licence.
Read the article →
RBQ licenceQuebec building authority
Electromechanics, TIG welding and custom fabrication for the food processing, pharmaceutical and chemical industries, aluminum smelters, steel mills and rail. Across Quebec, elsewhere in Canada and in parts of the United States.

Conveyors, mixers, ovens and proofers for bakeries and processing plants.
Food-grade stainlessSector guide: shutdowns, maintenance, welding, permits →
Careful fabrication and welding for controlled environments.
Sanitary TIG weldingSector guide: shutdowns, maintenance, welding, permits →
Heat exchangers, cyclones, platforms, ladders and guardrails.
Preventive and corrective maintenanceSector guide: shutdowns, maintenance, welding, permits →
Mechanical maintenance, repair welding and parts fabrication for heavy equipment.
Heavy equipmentSector guide: shutdowns, maintenance, welding, permits →
Mechanical maintenance, welding and fabrication for rail shops and yards.
On-site serviceSector guide: shutdowns, maintenance, welding, permits →Alliance Maintenance Industrielle specializes in electromechanical maintenance and custom metal fabrication, mainly for the chemical, food processing and pharmaceutical industries.
A.M.I specializes in industrial mechanics, custom fabrication for the food and pharmaceutical industries, and the integration of production equipment into existing lines.
Alliance Maintenance Industrielle has built a solid reputation with its clients for preventive and corrective maintenance of industrial production lines, American and European equipment, and periodic shutdown maintenance.
An effective program for equipment maintenance and for fabricating and reproducing parts is essential, and it plays an intrinsic role in Lean Manufacturing performance. Equipment maintenance can be seen as health care for machinery and manufacturing equipment.
A.M.I, a leader in electromechanical maintenance and in industrial, food processing and pharmaceutical metal fabrication, serves all of Quebec, several regions across Canada and selected destinations in the United States.
We offer a full range of electromechanical, welding and custom fabrication services, including machining, mechanical fabrication, industrial welding, electromechanical services, repair and maintenance of parts and equipment, and the design and fabrication of custom projects. Our industrial mechanics and welding shop in Quebec is equipped with the latest technology to ensure reliable and efficient service.
Our industrial mechanics company has more than 20 years of experience in the field, with recognized know-how in Quebec and across Canada. Our Licence C technicians are certified and experienced, which allows us to deliver high-quality services that meet the highest standards. We are proud of our turnkey approach, which lets us handle every aspect of your projects, from design to installation.
Our clients’ safety and satisfaction are our top priority. We do everything we can to ensure our work is carried out with the utmost attention to machine safety and occupational health and safety standards. We work closely with our clients to understand their needs and offer tailored solutions that meet their expectations. Our goal is to deliver services that exceed our clients’ expectations and contribute to their growth and success.
We can fabricate and repair a wide range of industrial machines and equipment, including heat exchangers, cyclones, mixers, ovens, proofers, specialized carts, and complex platforms, ladders and guardrails. Our shop is equipped with the latest technology, which allows us to work with precision and efficiency. We also specialize in bending and welding metal parts and in installing industrial machinery.
Tap a category to see our work.
Short articles that answer the questions plant managers ask us most often.

What the law says, what the licence bond covers, the 2026 fines, and the very real risks of hiring someone without a licence.
Read the article →
Why a polished surface and continuous welds, with no cracks or crevices, protect your products from bacteria and pests. With standards and numbers.
Read the article →
How a curb wall at the base of your walls extends the life of the building, keeps the plant clean and good-looking, and prevents costly repairs.
Read the article →
Low-hydrogen electrodes, baking, preheat, statically or cyclically loaded structures: the essentials of CSA W47.1 and W59 in simple tables.
Read the article →
What to settle two weeks before the shutdown so everything runs smoothly on the day.
Read the article →
What changes between the two grades, and when the price difference is worth it.
Read the article →
The noises, vibrations and wear that warn of a breakdown before it happens.
Read the article →Alliance Maintenance Industrielle is a proud partner of Flow Oversight and a supplier of the Factory Grid and Building Grid maintenance management systems.
Business management with built-in AI: work hours, signed work orders, inventory, employees and payroll.
Discover Flow ↗ Factory GridOversightComputerized maintenance management system (CMMS) for plants.
Discover Factory Grid ↗ Building GridOversightCommercial and institutional maintenance management.
Discover Building Grid ↗Describe the work and attach a photo if you have one. We will reply with a quote.

Discover our industrial welding services in Quebec. Our certified welders offer solutions tailored to your steel and metal projects.
Weld quality is a critical factor in the safety and performance of installations. Our industrial welding expertise meets the highest industry standards, with a particular specialization in the food and chemical sectors. TIG welding is an art we have mastered down to our fingertips.
Established as a leader in industrial welding in Quebec, Alliance Maintenance Industrielle stands out for the expertise of our certified welders and the impeccable quality of our work. We serve many industrial sectors, offering solutions tailored to each client's specific requirements.
Our food-grade welding expertise meets the strict standards of the agri-food and chemical sectors. Our specialized welders master sanitary welding techniques, guaranteeing perfectly smooth and hygienic joints. We use only materials approved for food and chemical contact. We apply rigorous procedures to ensure compliance with HACCP standards and with food and chemical industry regulations.
Our solid expertise in aluminum welding allows us to produce complex assemblies with exceptional precision. Our technicians use specialized processes to handle the particular challenges of aluminum. We deliver strong, clean-looking welds, ideal for projects that require light weight and corrosion resistance.
Our stainless steel welding services meet the industry's most demanding needs. We master the specific techniques required to preserve the corrosion-resistant properties of stainless steel, guaranteeing high-quality welds that retain their full structural integrity and resistance to corrosive elements.
Our team also provides a complete welding maintenance and repair service. We respond quickly to repair critical equipment, make modifications to existing installations and carry out preventive work. Our mobile service allows us to work directly at your site to minimize production interruptions.