Dr. Marvin Lange
Contract history
Where the revenue comes from
top 1 buyersOpen tenders matching this supplier's work
Supply Ontario Vendor of Record for Medical Professional Services Across Seven Service Regions (11 Categories)
Closes: Mar 31, 2031
Health & Medical
DFO Small Craft Harbours — Civil and Marine Engineering Consulting Services (Ontario; Prairies & Northwest Territories)
Closes: Nov 10, 2026
Infrastructure
Lease for Community Services Clinic — Cape St. George / DeGrau, NL (approx. 1,800 sq ft)
Closes: Nov 05, 2026
Health & Medical
Excavation and Civil Works for Operating Room and Day Surgery Expansion (Transitional Clinical Module) – Hôpital Charles‑Le Moyne, Longueuil
Closes: Oct 29, 2026
Construction
Operation, Maintenance and Monitoring of Mechanical and Electrical Systems – Canadian Meteorological Centre, Dorval
Closes: Oct 30, 2026
Infrastructure
Contaminated Sites Assessment and Monitoring Services – Source List for Ontario (Defence Construction Canada)
Closes: Nov 03, 2026
Energy & Environment
On-Demand Contract for Short-Duration Work Zone Signage – Bas-Sainte-Laurent-Gaspésie--Îles-de-la-Madeleine
Closes: Nov 19, 2026
Infrastructure
Open Construction Source List – 22 Wing North Bay Construction Services (Apr 2026–Mar 2029)
Closes: Mar 31, 2029
Construction
Supply Ontario — Medical and Health Professional Services for OPS and BPS Across Seven Regions
Closes: Mar 31, 2031
Health & Medical
National RFP for Laboratory and Science Equipment, Supplies and Related Technology and Services – Canada (Canoe/Sourcewell/SARM)
Closes: Nov 10, 2026
Manufacturing & Industrial
Digital Procurement Platform and Related Services for Operational Goods — National Contract (Canoe/Sourcewell, Canada)
Closes: Nov 04, 2026
IT & Software
ProServices Supply Arrangements for Professional IT and Non‑IT Services – Valid to July 4, 2028
Closes: Jul 04, 2028
Consultancy & Legal
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