Keval was an Andorian who served in the Andorian Imperial Guard.
In 2151, Keval was serving aboard the Kumari when Thy'lek Shran led a raid on the P'Jem monastery. During the raid Keval, alongside Shran and Jonathan Archer, discovered the sensor array hidden in the monastery. (ENT episode: "The Andorian Incident")
In 2155, Keval served aboard the IGS Ka'Thelan Krotus when it fought at the Battle of Threllvia IV. Shran believed Keval to have died in the battle. (ENT novel: Beneath the Raptor's Wing)