His twin brother, David, who was his teammate in San Beda is also a professional basketball player for the Blackwater Bossing.

In late 2011, they both left the team due to a falling out with the coaching staff, and opted to play for the Ateneo de Manila University Blue Eagles in the UAAP.

[3] Despite having to sit out two seasons before becoming eligible, the twins were actively practicing with the Blue Eagles, and participated in off-season tournaments such as the Father Martin's Summer Cup as part of Ateneo's Team B.

[5] On May 6, 2017, Semerad was a part of a four-team trade between the NLEX Road Warriors, GlobalPort Batang Pier, Meralco Bolts and TNT KaTropa that sent him to the KaTropa along with Larry Fonacier and J. R. Quiñahan to the Road Warriors, Garvo Lanete to the Bolts, and Bradwyn Guinto, Sean Anthony and Jonathan Grey all to the Batang Pier.

[6] As the team's new wing and import stopper, he helped the KaTropa reach the finals of the 2017 Commissioner's Cup but lost to the San Miguel Beermen in six games.