www.mooieplant-online.nl
www.hibiscus-sunnycities.nl
(website about the Hibiscus work group)
www.plants-for-people.org
(website about plants in general)
www.healthygreenatwork.org
(website about the healthy effect of green in the workplace)
www.my-mps.com
(website about quality management)
www.greensales.nl
(website about organizing sales)