Sangalang along with Arwind Santos, Dexter Maiquez and Billy Bansil of Pampanga Dragons are Lubao Institute pride in basketball.

[6] While playing for San Mig, he provided quality minutes off-the-bench, and was the key contributor in their bid to win the 2013–14 PBA Philippine Cup championship.

[7] After a decent performance during his rookie season and winning the grandslam for San Mig (now re-christened as Purefoods Star) many expected him to play more minutes for his team.

However, during their season opening game against Alaska on October 22, 2014, he suffered an ACL tear, his first major injury in his career, after he landed badly while fighting for the rebound.

The Philippine Basketball Association Commissioner's office imposed a P20,000 fine on Sangalang for poking Aaron Fuller's left eye causing corneal abrasion in Game 2 of the Governors' Cup quarterfinals.