Sir Joseph Isherwoods Limited
Contract history
Where the revenue comes from
top 1 buyersOpen tenders matching this supplier's work
As-and-When Electrical Services for Innovation, Science and Economic Development Canada – Base to Nov 30, 2027 with Two Option Years
Closes: Nov 06, 2026
Infrastructure
Advance Procurement Notice — Infrastructure, Construction and Professional Services at 19 Wing, CFB Comox, BC
Closes: Mar 31, 2027
Construction
Small Arms and Indirect Fire Trainer Operator Services – Department of National Defence (Across Canada)
Closes: Nov 10, 2026
Defense & Aerospace
Facilities Maintenance and Support Services for Department of National Defence Sites in Northern Canada
Closes: Nov 30, 2026
Infrastructure
Sustainment Business Case Analysis Support – Project Managers, Financial, Business and ILS Specialists for DND (2-year, National Capital Region)
Closes: Nov 12, 2026
Consultancy & Legal
Development, QA/Testing and Technical Architecture Services for Indigenous Services Canada (TBIPS)
Closes: Nov 03, 2026
IT & Software
Pre-Qualification for Non‑IT Task-Based Professional Services (TSPS) Across Canada — Excluding Comprehensive Land Claims Areas
Closes: Jul 04, 2028
Consultancy & Legal
Non‑IT Task and Solution Professional Services (TSPS) Supply Arrangements — Canada (to July 4, 2028)
Closes: Jul 04, 2028
Consultancy & Legal
Provision of Consulting Services — Tender 1713
Closes: Nov 16, 2026
Consultancy & Legal
Open Construction Source List – 22 Wing North Bay Construction Services (Apr 2026–Mar 2029)
Closes: Mar 31, 2029
Construction
Advance Procurement Notice — Construction and Service Contracts for 14 Wing Greenwood, Nova Scotia
Closes: Mar 31, 2027
Defense & Aerospace
Professional Services for Specialized ITIL Resources
Closes: Nov 24, 2026
IT & Software
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