Mechanical Contractors and Heat Exchanger Specialists

Phone: 905-528-7977 | Fax: 905-528-6777 |163 Niagara St., Hamilton, ON L8L 6A8 |

Office Hours: Monday-Friday: 8 a.m. to 4 p.m.    Note: 24-hour emergency service available.

Our Second Generation Family Is Here to Serve You

Union Boiler Company of Hamilton was founded in 1966 by George Aldighieri. Our second generation, family-owned business is now under the leadership of George’s son, David Aldighieri. The company still maintains the high level of quality, dedication and service that it was founded on.

We Limited Our Growth to Maintain Personal and Efficient Service

Union Boiler Company of Hamilton deliberately limited its growth in order to maintain our personal service and reputation for efficiency. Your complete satisfaction on every job, from heat exchangers to process piping, is of paramount importance.

Decrease Your Downtime with Union Boiler

We take pride in our staff’s leadership and long standing commitment to you, our valued customers. Union Boiler has benefited from the long tenure of its employees. Each member of our staff brings exceptional skills and dedication to the job. You benefit from their experience in many ways, including less downtime for your operation and increased reliability of your equipment.

Union Boiler is proud of the accolades we’ve received over the years, including:

  • Certificate of Recognition from the city of Hamilton for 25 years in business.
  • Founder George Aldighieri was awarded a gold medal from the Chamber of Commerce in Vicenza, Italy, for his work and contributions to economic progress within Hamilton.

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