About DE UNA

What a perfect organisation !! We enjoyed every bit of our journey!!

Seynhaeve Tania

Read more testimonials


Erik Rupert

Director & guide
Netherlands, 13-04-1980

His first visit to Colombia was unplanned but the country and even more the people made a big impression on him which made him decide to extend his stay. After traveling for several months through the country he started together with Thomas Doyer who he met during his travels in Colombia, the travel company: DE UNA Colombia Tours. Besides being one of the directors he still loves to explore more of the country or to accompany trips. His favorite destinations are: Sierra Nevada del Cocuy, Casanare, Golfo de Morrosquillo, Parque los Nevados, San Gil.

Email: Erik@deunacolombia.com
Cell phone: +57 312 3510753

Thomas Doyer

Director & guide
Netherlands, 13-10-1975

After traveling extensively through Latin America and specificallythrough Colombia, he started together with Erik Rupert, in 2004 the company DE UNA Colombia Tours. He fall in love with the culture of South America and the way of life in Colombia and decide to start a new adventure in this beautiful country. Besides being one of the directors he still loves to explore more of the country or to accompany trips. His favorite destinations are: Vaupes, Nevado del Tolima, Sierra Nevada del Cocuy, Nuqui, Caño Cristales.

Email: Thomas@deunacolombia.com
Cell phone: +57 312 4506178

Ed Veldhuisen

Sales manager & guide
Netherlands, 12-10-71

Ed came to Colombia in 2006 as a volunteer in a project in Medellin. As he liked the work and the country so much he decided to start his own project: a football school for kids from the streets in Medellin. After a while Ed started to work as a freelance guide for DE UNA in Medellin and the surroundings but since 2009 he is working full time from his home in Medellin. Besides organizing the tours he still does a lot of guiding in Colombia. His favorite destinations are: Medellin, Zona Cafetera, la Guajira, San Agustin, Tayrona

Email: ed@deunacolombia.com
Cell phone: +57 313 3459505

Patricia Pesca

Sales manager

Martijn Turksema

Sales manager & Guide


Diana Rincon

Diana Castro

Alexa Lopez

Heidi Alonso
Boekhouding DE UNA

Freelance guides

Juan Carlos Burgos
Spanish, English
Miguel Wilson
Spanish, English, Dutch
Spanish, English, French
Spanish, English, German
Alfredo Correa
Cocuy - Spanish
Alex y Mauricio
Valle de Cocora - Spanish, Englsih
Edgar Correa
Cartagena - Spanish, English


Ciro Campos
Transfers and tours in Bogota and surroundings (English speaking)
Nelson Sequera
Transfers and tours in Bogota and surroundings
Hernando Cortes
Transport in all  Colombia, buses from 8-45 pax
Transport in the south of Colombia
Roberto Botero
Transport Zona Cafetera, Willys (jeep)
Gabriel Borrero
Transport Cali and the southern Colombia

Do you want to be a part of this team, please check at how to join.