Wikipedia:Masterfile (library)

Masterfile Corporation is a stock photography library in Toronto, Ontario, Canada It is represented in over 100 other countries around the world by independent agents and distributors.

Masterfile is a visual content provider. A generalist stock photo library, with a lifestyle focus, Masterfile has a collection of millions of Rights-Managed and Royalty-Free photos and illustrations. The collection covers all genres and subjects.

Images are licensed to commercial buyers for use in advertising, editorial and other media. Royalties are paid to the contributing artists. The images are stored digitally, showcased, licensed and delivered instantly to business clients worldwide via the Internet 24/7.

Copyright Trolling Accusations
Much like Getty Images, Masterfile has come under fire in recent years for aggressively defending copyrighted images. Unlike Getty, Masterfile has been known to litigate for thousands of dollars in damages against corporations, individuals and small businesses who knowingly or unknowingly made use of Masterfile images without having obtained a license.