Complex sentence: Ansira formerly NSI Marketing Services was founded in 1919, NSI acquired Razor and rebranded itself as Ansira after NSI and Razor merged in the beginning of 2011.
Split into simpler sentences: Ansira formerly NSI Marketing Services was founded in 1919, NSI acquired Razor and rebranded itself as Ansira. After NSI and Razor got merged in the beginning of 2011.