John Zeleznjak's Location
Hatfield, Hertfordshire, United Kingdom
John Zeleznjak's Skills
- Digital Signage
- Online Advertising
- Sales Management
John Zeleznjak's Summary
John Zeleznjak, based in Hatfield, Hertfordshire, United Kingdom, is currently a Sales Manager at Firstview Digital Signage. With a robust skill set that includes Digital Signage, Online Advertising, Sales Management and more, John Zeleznjak contributes valuable insights to the industry.