Nemesis Content Creation enjoys creative collaborations with companies and individuals which enhance Second Life. In the Netherlands they're probably best known for their work on the Amsterdam Arena. They've done a few other things though.
Numbakulla, the Pot Healers Mystery
One of these fine things is the Pot Healers mystery. The Pot Healers mystery has been available as a free-to-play immersive questing game for over a year now. Originally due to close after a few weeks, the players then, and many players since, donated to keep the game open and alive.
Creju, BBC Demo
In early 2006, they developed a sim in six weeks to provide a demonstration of the possibilities of the Second Life platform. Some of the innovations included a "follower pet" by Oclee Hornet which triggered explanations in chat of the surroundings, a trampoline game and bash-the-mole game.