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The company operated for the first two years under the name of ''United States Steel Pen Manufacturing Company''; in 1858 it become the ''Esterbrook Steel Pen Manufacturing Company''. The company activities were a great success so that at the end of 1900 ''Esterbrook'' was considered, along with Perry & Co. (better known as Osmiroid), the largest nib manufacturer of the world. In 1896 the company launched itself in the British market.

The company operated for the first two years under the name of ''United States Steel Pen Manufacturing Company''; in 1858 it become the ''Esterbrook Steel Pen Manufacturing Company''. The company activities were a great success so that at the end of 1900 [[Esterbrook]] was considered, along with ''Perry & Co.'' (better known as ''Osmiroid''), as the largest nib manufacturer of the world. In [[1896]] the company launched itself in the British market.