Bayer
The corporate history department of the bayer group looks at the development of the company since it was founded in 1863 until today. biographies of the founders and other important bayer personalities are also available, as is information on the company's archive.
http://www.bayer.com/about-bayer/history/page701.htm
DuPont
DuPont
http://heritage.dupont.com/
Johnson & Johnson
Explore johnson and johnson’s history as well as the recent advances from our companies.
http://www.jnj.com/our_company/history/history_section_1.htm
L'Oréal
L'Oréal
http://www.loreal.com/_en/_ww/group/history/history.aspx
Nivea
Nivea
http://www.nivea.com/story.php