production companies

There are various production companies which produce thrillers and such as the Coen brothers they have produced various thrillers like no country for old men they are American producers and as well as producing thrillers they have also produced dramas and other genres

Coen brothers
Ethan Coen and Joel Coen at the 2001 Cannes Film Festival
Born	Joel David Coen Ethan Jesse Coen November 29, 1954 (age 54) (Joel) September 21, 1957 (age 52) (Ethan) St. Louis Park, Minnesota

as well as the Coen brothers there are other larger companies like newline productions and warner brothers these are the big production companies that produce various films not only thrillers but other genres of film on a mass scale.

Type	Division of Warner Bros.
Founded	1967
Founder(s)	Robert Shaye Michael Lynne
Key people	Toby Emmerich (President & COO)
Industry	Theatrical distribution, marketing,home video
Owner(s)	Warner Bros. Entertainment, Inc.
Parent	independent company (1967-1993) Turner Broadcasting System(1993-1996) Time Warner (1996-present)

Warner Bros. Entertainment, Inc.

Type	Subsidiary of Time Warner
Founded	Hollywood, Los Angeles, California, U.S. (1918)
Headquarters	Burbank, Californialocation_country = U.S.
Area served	Worldwide
Key people	Barry Meyer, Chairman and CEO Alan F. Horn, President and COO Edward A. Romano EVP and CFO
Industry	Entertainment
Products	Motion pictures, television programs
Revenue	▲$11.7 billion USD (2007)[1]
Operating income	▲$845 million USD (2007)
Website	warnerbros.com