The people behind Keystone Consultancy

John van der Vlies

John has worked his entire career in the Direct Marketing industry. In the first years he gained a lot of practical knowledge when he worked for a distribution/postage company, a graphical finishing plant and a letter shop.

He started his international career as an international list broker and later as an international direct marketer. He gained a lot of knowledge on international direct marketing with clients like Dell Computer, German State Lottery and multiple international charities.

Before founding Keystone Consultancy John was one of the founders of Delphi Fundraising and Membership development in Haarlem. Here he has performed database driven fundraising for 13 years for multiple national and international charities.

Alexandra de Vries

Alexandra began her direct marketing and fundraising career began at Inter Europe. After that she worked four years at Saturn database management, where she has gained extensive knowledge of data for European nonprofit organizations.

Prior to Keystone Consultancy Alexandra worked five years at Delphi Fundraising and memebership development in Haarlem being responsible for the fundraising result of three major Dutch organizations.