The story
Founded by Edward Sonnenschein in 1906.1
Private company
American international law firm
Sonnenschein Nath & Rosenthal LLP (informally Sonnenschein) was an international law firm with nearly 800 lawyers and other professionals in the United States and Europe, serving businesses, non-profits and individuals. The firm was founded in Chicago in 1906 and as of May 2010 ranked as the 58th-largest law firm in the U.S. by revenue.2 It was founded by Edward Sonnenschein.1 Wikipedia text CC BY-SA 4.0
Last updated Oct 21, 2026.
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Sonnenschein Nath & Rosenthal LLP (informally Sonnenschein) was an international law firm with nearly 800 lawyers and other professionals in the United States and Europe, serving businesses, non-profits and individuals. The firm was founded in Chicago in 1906 and as of May 2010 ranked as the 58th-largest law firm in the U.S. by revenue.2
Founded by Edward Sonnenschein in 1906.1
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