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Expand Research was founded in 2003 by Willem Blom and is specialised in internet marketing and online concepts.

Expand Research has founded Expand Online, an online marketing agency, in 2008. Expand Online is specialised in SEO, Google AdWords and Web Analytics.

For more information about online marketing please visit Expand Online.

Expand Research is also an investor and co-founder of GreenHotelWorld, a hotel booking site offering more than 5000 green hotels and compensating the CO2 emissions of another 120.000+ hotels.

Expand Research B.V. heeft in 2008 Expand Online opgericht, een Rotterdams zoekmachine marketing bureau gespecialiseerd in bijvoorbeeld SEO voor regio Rotterdam. Daarnaast participeert Expand Research als investeerder en mede-oprichter in GreenHotelWorld.