Mr. Tolentino has extensive experience in Energy law owing to his involvement in the disposal of several government power assets. He has supervised the management of contracts and the resolution of issues with independent power producers, successor generator companies or buyers of government power plants, government regulators, electricity off-takers, fuel suppliers, and other industry participants.

His practice also includes managing government procurement and contracts, from the planning and contract preparation up to the bidding and contract award stages, at the government agencies he worked for.

He clerked for the former Supreme Court Chief Justice Hilario G. Davide, Jr., under whose term he likewise served as deputy of the then newly created Public Information Office. Concurrently, he served as the deputy of the Program Management Office which coordinated with international cooperation agencies for the implementation of judicial reform projects. Since joining the private sector some three years back, he has also been handling general corporate work.

Mr. Tolentino was admitted to the Philippine Bar in 1996. In the preceding year, he earned his Bachelor of Laws degree from the University of the Philippines College of Law. He received his Bachelor of Arts degree in Communication, Major in Journalism and graduated Cum Laude from the same University.