Mathematical Sciences Division
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Mathematics Division Office Location
MBA Building, Room 130 
View Campus Map
(310) 660-3593 x3200

9:00am - 3:30pm

Virtual Hours
7:45am - 4:30pm
(call for assistance)

STUDENTS: If you need to complete a Prerequisite Petition Form, a Section Transfer Form, or if you need to Meet the Dean or receive your AB 705 math placement clearances, please make your request by emailing the division office at

For any other mathematics, computer science, or engineering inquiries, email us at

Repeat petitions are now completed with the Admissions & Records Office.  Click here to go their website or you may email them at to check on the status of an already-submitted repeat petition.
The Division of Mathematical Sciences offers instruction to students in mathematics, computer science and engineering.
Mathematics courses include basic skills and general education, courses for future teachers, and courses for students majoring in science, technology, engineering and mathematics. The computer science program includes a variety of computer language courses and preparation for students transferring to four-year computer science programs. In engineering, two courses are offered.
The division is dedicated to promoting student success at all levels. For information about the El Camino College Mathematics Placement, go to Math Placement Information. The Mathematics Study Center (MBA 119) provides one-to-one tutoring on a drop-in basis. Many mathematics courses provide students the opportunity to use computational and homework technology, such as the graphing calculators, Mathematica, WebAssign, and MyMathLab.
Fall 2021 Corequisite/Parent Courses



Dr. Marlow Lemons, Dean  (310) 660-3593 x3228

Gerson Valle, Associate Dean  (310) 660-3593 x3223

Marta Maaza, Administrative Assistant  (310) 660-3593 x3201

Janet Quezada, Senior Clerical Assistant   (310) 660-3593 x5200

Aster Assefa, Clerical Assistant  (310) 660-3593 x3202

Kathryn Marsh, Math Study Center Coordinator  (310) 660-3593 x6591

Arturo Hernandez, MESA Director  (310) 660-3593 x3887

Luis Barrueta, Supplemental Instruction (SI) Coordinator  (310) 660-3593 x3612

Daniela Beltran, Program Coordinator - Computer Science S-STEM  (310) 660-3593 x3413