Tetteh was signed by
Major League Soccer to a
Generation Adidas contract and was subsequently drafted 20th overall in the
2011 MLS SuperDraft by
Seattle Sounders FC on 13 January 2011. He made his professional debut in a 2–1 win over
Kitsap Pumas in the
Lamar Hunt US Open Cup playing the full 90 minutes on 28 June 2011. To gain more match experience, Tetteh was loaned to
USL Pro club
Orlando City SC on 29 June 2011 on a 10-day contract and returned to Seattle by 12 July. While with Orlando City, Tetteh appeared in three matches. Tetteh was sent out on loan again, to the
Fort Lauderdale Strikers of the
North American Soccer League on 24 August 2012. On 14 December 2012, the Sounders declined to pick up a contract option on Tetteh. ==Career statistics==