One of the most vibrant offices in the DLSU-D campus is the Office of Student Services (OSS). Its mission is to enhance college life experience and promote success. The OSS supervises the delivery of student services that complement the academic programs of the university towards the holistic development of students in consonance with the DLSU-D’s vision-mission. 
     Under the OSS are the Guidance and Counseling Office, the National Service Training Program Office (the Civic Welfare Training Service and the Reserve Officers Training Corps), the Sports Development Office, the Student Development and Activities Office (College Student Councils, Council of Student Organizations, Cultural Arts Office, International Students Office, Student Auxiliary Groups, University Student Commission on Election, University Student Council), the Student Publications Office (Institutional Yearbook and the following officially recognized student publications: Heraldo Filipino; University Student Council Publications; and Collegiate and Departmental Student Publications), and the Students Welfare and Formation Office .

Administration

Dr. Ann Margaret T. Martin
Dean, Office of Student Services
atmartin@mail.dasma.dlsu.edu.ph

Mellany A. Alvaran
Secretary
maalvaran@mail.dasma.dlsu.edu.ph

OSS Officers (School Year 2008-2009) :
Evangeline C. Ruga
Director, Guidance and Counseling Office
(046) 416-4531 local 3054
ecruga@mail.dasma.dlsu.edu.ph

Arlene M. Casigay
Coordinator, NSTP - Civic Welfare Training Service
(046) 416-4531 local 3096
amcasigay@mail.dasma.dlsu.edu.ph

Julius M. Tibayan
Coordinator, NSTP - Reserve Officer Training Corps
(046) 416-4531 local 3096
jmtibayan@mail.dasma.dlsu.edu.ph

Gerardo C. Sergio III
Director, Sports Development Office
(046) 416-4531 local 3196
gcsergio@mail.dasma.dlsu.edu.ph

Rodel G. Esmilla, PhD
Coordinator, External Sports Activities
(046) 416-4531 local 3196
rgesmilla@mail.dasma.dlsu.edu.ph

Vangie B. Montillano
Coordinator, Internal Sports Activities
(046) 416-4531 local 3196
vbmontillano@mail.dasma.dlsu.edu.ph

Evelyn D. Perez
Director, Student Development and Activities Office
(046) 416-4531 local 3019
edperez@mail.dasma.dlsu.edu.ph

Jemily B. Mamayson
Coordinator, Student Activities Office
(046) 416-4531 local 3019
jbmamayson@mail.dasma.dlsu.edu.ph

Elmer S. Jimenez
Coordinator, International Students Office
(046) 416-4531 local 3019
esjimenez@mail.dasma.dlsu.edu.ph

Rico M. Pasquin
Adviser, University Student Council
(046) 416-4531 local 3052
rmpasquin@mail.dasma.dlsu.edu.ph

Brenda F. Martinez
Director, Student Publications Office
(046) 416-4531 local 3122
bfmartinez@mail.dasma.dlsu.edu.ph 

Joel G. Refuerzo
Coordinator, Cultural Arts Office
jgrefuerzo@mail.dasma.dlsu.edu.ph 

Jose Ritche C. Bongcaron
Director, Students Welfare and Formation Office
(046) 416-4531 local 3081
jcbongcaron@mail.dasma.dlsu.edu.ph