Oswell Spencer and Edward ashford founded Umbrella Company. It is famous for developing ointment treatment solvent (registered trademark) for rapid wound healing, and started from the production in raccoon city, where it was founded.

Umbrella Company has set up operating agencies all over the world and developed a variety of life-changing pharmaceutical products, including Adravel (registered trademark), Ruijian Ruite (registered trademark) and Ruite En (registered trademark). It is one of the top biotechnology joint ventures in the world, with business all over the world.

Umbrella Corporation, also translated as brera Company (ァンブレラララ), a fictional world business giant in the famous game and movie Resident Evil series, was once the biggest villain organization in this series. Created by Dr. Osville Edward Spencer at 1968.

After the "raccoon city" incident that shocked the world, under great pressure, the United States had to unite with other economies to launch comprehensive sanctions against Umbrella Company and ban all commercial activities of Umbrella Company indefinitely. Under the joint attack of various forces, Umbrella Company was finally forced to go bankrupt in 2004, and the remaining forces were wiped out, and various forces accumulated over the past decades also spread to all parts of the world.

Some of these assets were reorganized into private military companies in 2007 under the management control of activists and the proposal of the British Parliament, and the logo was changed to Blue Umbrella.

After Albert Veske's death, his great legacy was reclaimed by Blue Umbrella, and based on this, an anti-biological weapon more advanced than BSAA was developed. On the one hand, the purpose of establishing Blue Umbrella is to provide BSAA with more advanced anti-chemical weapon technology, on the other hand, it is to restrict BSAA's military strength.