Introduction to what Positive Purchasing do. Positive Purchasing was founded in 2003 by Mark Hubbard and Jonathan OBrien. Since then we have steadily grown into one of the leading strategic purchasing specialists providing education & training, consultancy support, best practice purchasing toolkit and on-line learning and resources. We work all over the world from our offices and through our alliance partners. Our Head Office is in Plymouth, famous for Plymouth Hoe, Sir Francis Drake and his legendary game of bowls and for being the place the Pilgrim Fathers set sail from to discover America. The rest is history. More information visit our website at www.positivepurchasing.