There was a recent thread on Twitter with various agents and publishers telling the world what they would like to see on their manuscript wish lists. Follow #MSWL to see if anyone is looking for your WIP. A google search will take you to websites and blogs that have assembled some of these into lists, if you want to make your search easier.
Faber & Faber are closed to submissions for everything except Poetry. Please note they only accept poetry submissions by post. http://www.faber.co.uk/getting-published/
Every Wednesday HarperCollins Publishing in Australia invite submissions from writers around the world. Submissions can only be made through their website – they will not consider work sent by email or post. http://www.wednesdaypost.com.au/
Jessica Kingsley Publishers are inviting submissions for graphic novels and comics. http://www.jkp.com/jkpblog/2015/01/comic-and-graphic-novel-submissions/
For two weeks in March 2015 Tinder Press will be open to submissions for unagented manuscripts. They are looking for adult literary fiction and will accept short stories as well as novels. http://tinderpress.co.uk/2015/01/tinder-press-open-submission/