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D2L DIAMOND BAR HIGH CAMPUS |
Dedicated to Learning (D2L) is a private, non-profit organization that offers tuition-based educational programs. The information below covers the program offerings on the Diamond Bar High campus.
UPDATE: 6/1/2026
Class rosters with teacher name and room locations are posted below.
For ONLINE CLASSES... Instructors will send introductory emails to their students by the end of the day on Wednesday, June 3 (Changed from June 1). Online students may also check out Chromebooks from 7:30am-3:30pm, during the 1st week of summer school (June 8-11)
Registration for summer classes is now CLOSED. Students seeking to enroll in summer school will need to attempt to add classes on the 1st day of school (June 8) in the DBHS Theater at 7:30am.
The information brochures for the 2026 Summer School program held on the Diamond Bar Campus are now available. See below.
Summer School Schedule:
June 08, 2026 - July 16, 2026
Time: Monday - Thursday, 7:30am - 1:00pm
Week 1: June 8 - 11 (Monday - Thursday)
Week 2: June 15 - 18 (Monday - Thursday)
Week 3: June 22 - 25 (Monday - Thursday ) / End of 1st Semester
Week 4: June 29 - July 2 (Monday - Thursday)
Week 5: July 6 - 9 (Monday - Thursday)
Week 6: July 13 - 16 ( Monday - Thursday) / End of 2nd Semester
Class rosters with teacher name and room locations are posted below.
For ONLINE CLASSES... Instructors will send introductory emails to their students by the end of the day on Wednesday, June 3 (Changed from June 1). Online students may also check out Chromebooks from 7:30am-3:30pm, during the 1st week of summer school (June 8-11)
Registration for summer classes is now CLOSED. Students seeking to enroll in summer school will need to attempt to add classes on the 1st day of school (June 8) in the DBHS Theater at 7:30am.
The information brochures for the 2026 Summer School program held on the Diamond Bar Campus are now available. See below.
Summer School Schedule:
June 08, 2026 - July 16, 2026
Time: Monday - Thursday, 7:30am - 1:00pm
Week 1: June 8 - 11 (Monday - Thursday)
Week 2: June 15 - 18 (Monday - Thursday)
Week 3: June 22 - 25 (Monday - Thursday ) / End of 1st Semester
Week 4: June 29 - July 2 (Monday - Thursday)
Week 5: July 6 - 9 (Monday - Thursday)
Week 6: July 13 - 16 ( Monday - Thursday) / End of 2nd Semester
CLASS ROSTERS WITH ROOM LOCATIONS
| class_rosters_with_teacher_and_room_number_-__2026.pdf |
D2L Summer School 2026 Guides - DB Campus
PLEASE REVIEW THE GUIDES BELOW FOR MORE DETAILS ABOUT THE SUMMER SCHOOL PROGRAM.
PLEASE REVIEW THE GUIDES BELOW FOR MORE DETAILS ABOUT THE SUMMER SCHOOL PROGRAM.
| d2l_summer_school_informational_brochure_for_dbhs_-_2026.pdf |
| d2l_course_offerings_2026_-_diamond_bar_campus.pdf |
CANCEL COURSE ENROLLMENT
D2L Cancellation Policy
If Dedicated to Learning cannot provide you with a seat in a course, a full refund will be provided. If you choose to cancel your registration, for any reason, your tuition, minus a $100 cancellation fee, will be refunded, ONLY, if the request is made prior to 11:59pm on Friday, May 1, 2026. All refund requests must be made using the course enrollment cancellation form found D2L website
No refunds will be granted for ANY reason after 11:59pm on Friday, May 1, 2026.
The Cancellation Deadline, May 1, 2026, has passed.
If Dedicated to Learning cannot provide you with a seat in a course, a full refund will be provided. If you choose to cancel your registration, for any reason, your tuition, minus a $100 cancellation fee, will be refunded, ONLY, if the request is made prior to 11:59pm on Friday, May 1, 2026. All refund requests must be made using the course enrollment cancellation form found D2L website
No refunds will be granted for ANY reason after 11:59pm on Friday, May 1, 2026.
The Cancellation Deadline, May 1, 2026, has passed.
CUSTOMER SERVICE INFO
Customer service representatives will be available beginning FEBRUARY 16, 2026.
Please contact us at:
Email: [email protected]
Dedicated to Learning representatives will contact you within 48 hours. Please include a phone number in your message, so we can connect with you by phone should you need more specific guidance. Please note that D2L offices are closed on weekends.
Customer service representatives will be available beginning FEBRUARY 16, 2026.
Please contact us at:
Email: [email protected]
Dedicated to Learning representatives will contact you within 48 hours. Please include a phone number in your message, so we can connect with you by phone should you need more specific guidance. Please note that D2L offices are closed on weekends.