Originally from Suriname, Tenno runs his own company as a Technical Consultant in Industrial Software Engineering, managing projects across the UAE and Europe.

He also serves as a Software Development Professional Trainer in Suriname, offering online training for youth, and frequently travels to Kenya where he has collaborated on various charity projects with Eleanor in Kisii and Kibera-Majengo Slums. Additionally, he has worked with the Kaduwinia Foundation in the Netherlands, partnering with World Hansen in the Netherlands and Kind Heart Foundation in Kisumu.