Douwe Renkema
Private Equity Investor at Ontwikkelingsmaatschappij Oost Nederland NV
Active connections
| Name | Gender | Age | Linked companies | Collaboration |
|---|---|---|---|---|
| Pauline Albers | F | - |
Ontwikkelingsmaatschappij Oost Nederland NV
 Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | - |
| Timon de Leeuw | M | - |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | 2 years |
| Jurgen Kruiper | M | - |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | 7 years |
| Bram Ten Bok | M | - |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | 6 years |
| John Meijer | M | - |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | 7 years |
| Lise van den Bosch | F | - |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | 5 years |
| Kees Haverkate | M | - |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | 3 years |
| Saskia Leenstra | F | - |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | 5 years |
| Adinda Woelderink | F | - |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | 5 years |
| Geert Corstens | M | - |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | 3 years |
| Ian de Graaff | M | - |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | 3 years |
| Hsien Yang Lee | M | 67 |
INSEAD
| 11 years |
| Martijn Sijbers | M | - |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | 4 years |
| Ron de Gruyter | M | - |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | - |
| Sipke van der Meulen | M | - |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | - |
| Heleen Plante | F | - |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | 3 years |
| Jordy Schaufeli | M | - |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | 2 years |
| Jan Willem van Tongeren | M | - |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | 2 years |
| Hendrik Loudon | M | - |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | 2 years |
| Robin Tjassens | M | - |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | 2 years |
| Rick Mintjes | M | - |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | 5 years |
| Carl Heijne | M | - |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | 5 years |
| Björn Schaap | M | - |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | 5 years |
| Berg de Bleecker | F | - |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | 3 years |
| Pieter Rhemrev | M | - |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | 7 years |
| Tim J. Markus | M | - |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | 7 years |
| Viktor H. Mattousch | M | - |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | 7 years |
| Albertus Meerstadt | M | 62 |
INSEAD
| 11 years |
| Bart V. Hoeflaak | M | - |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | 7 years |
| Freek T.A.M. Welling | M | - |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | 11 years |
| Thomas Hensel | M | - |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | 5 years |
| Bart Lugard | M | 35 |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | 5 years |
| Jacob Issa | M | - |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | 5 years |
| Pieter Klinkert | M | - |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | 5 years |
| Annet Kingma-Kloppenberg | M | - |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | 10 years |
| Joka Bosch | F | - |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | 6 years |
| Hester Tak | F | - |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | 6 years |
| Bert Holtrigter | M | - |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | 6 years |
| Oscar Elderink | M | - |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | 7 years |
| Jeroen Gierveld | M | 49 |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | 7 years |
| Matthijs Berkelaar | M | - |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | 2 years |
Connections Chart
Multi-company connection
Former connections
| Name | Gender | Age | Linked companies | Collaboration |
|---|---|---|---|---|
| Lars de Jonge | M | - |
Delft University of Technology
INSEAD
| 9 years |
| Pauline de Valk | F | - |
Delft University of Technology
| 7 years |
| Martijn Bouquet | M | - |
Delft University of Technology
INSEAD
| 7 years |
| Jacob A. Moulijn | M | - |
Delft University of Technology
| 17 years |
| Mike Ionov | M | - |
INSEAD
| - |
| Joost van der Sluis | M | - |
Delft University of Technology
| 7 years |
| Patrick Cescau | M | 76 |
INSEAD
| 4 years |
| Gabrielle Gay | F | - |
INSEAD
| 2 years |
| Sander van den Heuvel | M | - |
Delft University of Technology
| 7 years |
| Sarwar Ali Khan | M | - |
INSEAD
| 1 years |
| Yousuf Al Mulla | M | - |
INSEAD
| 1 years |
| Chimwemwe de Gaay Fortman | F | - |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | 3 years |
| Ben J Benjamin | M | - |
INSEAD
| 1 years |
| Katja Tautscher | F | 52 |
INSEAD
| 1 years |
| Leo Wang | M | - |
INSEAD
| 1 years |
| Stéphane Burton | M | - |
INSEAD
| 2 years |
| Glenn Yong | M | - |
INSEAD
| 2 years |
| Guilherme Luis Pesenti e Silva | M | - |
INSEAD
| 1 years |
| Imran Choudhury | M | - |
INSEAD
| 1 years |
| Didier Dargent | M | - |
INSEAD
| 2 years |
| Costa Yiannoulis | M | - |
INSEAD
| 1 years |
| Hasbani Katarina Uherova | F | - |
INSEAD
| 1 years |
| Sarwar Ali Khan | M | - |
INSEAD
| 2 years |
| Lodovico Viola | M | - |
INSEAD
| 1 years |
| Hamish Kidd | M | - |
INSEAD
| 2 years |
| Mastak Kaur | F | - |
INSEAD
| 1 years |
| Tomoko Ishikura | F | - |
INSEAD
| 2 years |
| Kulik Arkady | M | - |
INSEAD
| 1 years |
| Andrew Noble | M | - |
INSEAD
| 1 years |
| FRANCOIS SCHUMAYER | M | - |
INSEAD
| 1 years |
| Gijs Luesken | M | - |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | 6 years |
| Jade Del Lero Moreau | M | - |
INSEAD
| - |
| Borja Fernández Espejel | M | 51 |
INSEAD
| 5 years |
| Magdalena Svensson | F | - |
INSEAD
| 1 years |
| Guillaume Racine | M | - |
INSEAD
| 2 years |
| Aweke Lemma | M | - |
Delft University of Technology
| 3 years |
| Gabriele Grecchi | F | - |
INSEAD
| 1 years |
| Isaac Matzner | M | - |
INSEAD
| 1 years |
| Bin Yu | F | 54 |
INSEAD
| 2 years |
| Fredrik Lundervold Kongsli | M | 39 |
INSEAD
| 1 years |
| Julien Bosche | M | - |
INSEAD
| 1 years |
| Ali Najafbagy | M | - |
Delft University of Technology
| 7 years |
| Joris Reinier Mattheus Rademakers | M | 38 |
Delft University of Technology
| 4 years |
| Gideon Valkin | M | 40 |
INSEAD
| 1 years |
| Dame Cox | F | 64 |
INSEAD
| 4 years |
| Alexander Wortmann | M | - |
Delft University of Technology
| 4 years |
| Waldemar Maurer | M | - |
INSEAD
| 1 years |
| Tobias Küng | M | - |
INSEAD
| 1 years |
| Lorenzo Acciari | M | - |
INSEAD
| 1 years |
| Stefano Migliorini | M | - |
INSEAD
| 1 years |
| Thijs Nijland | M | - |
Delft University of Technology
| 7 years |
| Lorenzo Sormani | M | - |
INSEAD
| 1 years |
| Sven Kempers | M | - |
Ontwikkelingsmaatschappij Oost Nederland NV
Ontwikkelingsmaatschappij Oost Nederland NV Investment ManagersFinance Ontwikkelingsmaatschappij Oost Nederland NV (Development Agency East Netherlands) is an Independent Private Equity/Venture Capital firm that focuses its activities on strengthening the economy of the provinces of Gelderland and Overijssel, the Netherlands. Oost NV is headquartered in Apeldoorn. | 5 years |
| Jason Lim | M | - |
Delft University of Technology
| 1 years |
| Ben Ware | M | - |
INSEAD
| 1 years |
| Adriaan Bloys Van Treslong | M | - |
INSEAD
| 1 years |
| Sara la Mela | F | - |
INSEAD
| 1 years |
| Abashidze David | M | - |
INSEAD
| - |
Statistics
| Country | Connections | % of total |
|---|---|---|
| Netherlands | 54 | 54.55% |
| France | 47 | 47.47% |
Age of Connections
Active
Past
Male
Female
Members of the board
Executives
Origin of connections
- Stock Market
- Insiders
- Douwe Renkema
- Personal Network
