Jonathan O'Brien

Negotiation for Purchasing Professionals

Jonathan O'Brien

Épuisé

Jonathan O'Brien Negotiation for Purchasing Professionals

4,4

Supplier Relationship Management

Jonathan O'Brien

Épuisé

Jonathan O'Brien Supplier Relationship Management

4,5

Negotiation for Procurement and Supply Chain Professionals

Jonathan O'Brien

Épuisé

Jonathan O'Brien Negotiation for Procurement and Supply Chain Professionals

4,4

Category Management in Purchasing

Jonathan O'Brien

Épuisé

Jonathan O'Brien Category Management in Purchasing

4,3

Euro Summits

Jonathan O'Brien

Épuisé

Jonathan O'Brien Euro Summits

3,9