April 22 (Reuters) - Paresh Raja, the founder of collapsed mortgage firm Market Financial Solutions, is facing a 1.3 billion pounds ($1.8 billion) lawsuit in Britain from creditors alleging he breached his fiduciary duties, Bloomberg News reported on Wednesday, citing documents.

Reuters couldn't immediately verify the report.

($1 = 0.7402 pounds)

(Reporting by Kanjyik Ghosh in Barcelona; Editing by Alex Richardson)