UPDATE: Inflector has acquired industry experts in fireproofing, firestopping application and HAZMAT waste removal, Donalco Inc., Ontario division. We are excited for the coming together of two incredible teams. Read more about the acquisition here.

EMERGENCY RESPONSE: 1 866 208-8736

Inflector Acquires Donalco Inc, Expanding its Core Service Offering


Inflector Environmental Services has acquired Donalco Inc., expanding its core service offering in fireproofing, firestopping application and HAZMAT waste removal. This marks Inflector’s second acquisition over the last several months and is aligned with Inflector’s strategy of becoming a leading consolidator in the hazardous material-based subset of the environmental services industry.


TORONTO and OTTAWA, ON. February 16, 2023 – Inflector Environmental Services announces the acquisition of fireproofing and firestopping experts, Donalco Inc. (“Donalco”). The acquisition allows Inflector to offer these highly specialized services to new and existing customers across the Industrial, Commercial, and Institutional sectors.

Operating for over 60 years in the Ottawa and Toronto regions, Donalco has garnered a reputation as an industry leader in fireproofing, firestopping, and hazardous material abatement. The two companies compliment each other in terms of operations as well as the size and scope of their project capabilities. The merging of these two great businesses – and their respective experienced teams in Ottawa and Toronto – provides significant growth opportunities.

“Donalco and its over 100 employees have a longstanding reputation in the industry as trusted, expert service providers, leading their trade in Ontario. As we both come together to expand what we can offer, we will rely upon Donalco’s great people and their extensive expertise in the field of fireproofing and firestopping. This new division under the Inflector umbrella marks a milestone for our company. We are proud to begin this exciting journey and know this will position both teams for continued success and growth,” says Jeff W. Clarke, President and CEO of Inflector.

“We are grateful joining forces with a great team like Inflector to continue growing our business. The Donalco team is looking forward to this exciting new chapter!” says Edward Brennan, President and CEO of Donalco.


About Donalco Inc.

Established in 1960 to provide expert services for fireproofing (including intumescent) and firestopping installation. Completing projects in a variety of sectors, Donalco provides quality service for projects of all sizes. In addition to the services mentioned, Donalco also provides hazardous material waste removal, including all types of remediation work from asbestos, mould, PCB’s, lead and mercury, by working closely with government agencies to ensure legislation and regulations are followed.


Media Contact Information:

Valeria Nunziato, Communications Manager
[email protected]


Connect with us on Social: