Frequently Asked Questions

We look forward to welcoming you back to campus Saturday, May 18, 2019!
Questions? Contact us at

How do I register?
Please register online here.

What is the recommended attire for Seminar Day?
Seminar Day is casual and comfortable clothing and shoes are recommended.

How can I find out who’s attending?
Please visit the registration website and click on See Who’s Coming. Attendee lists can be sorted by name, class year, or event — just click the drop down menu to make your selections. Additionally, there will be class lists at the Seminar Day registration tent on Saturday.

Do I need to register in advance?
We can accept walk-in attendees but we strongly encourage to register in advance.  To take advantage of the Eager Beaver rate for Seminar Day, the deadline is Monday, April 22. 

What if I register for a session and change my mind?
Session selections are non-binding and to help aid in planning only.  During Seminar Day you may attend any session you would like, there is no need to alert us to any changes.

I’ve already registered, but how do I register for additional events or make changes to my registration?
Please refer to your email confirmation message and you will see “Click here to edit your registration information” at the top of the page.  Click to register for additional events or add additional guests.  To cancel events you have registered for (even free ones) please contact us at or 626.395.6592.

What forms of payment do you accept?
We accept MasterCard and Visa, as well as personal checks.

If I need to cancel my reservation can I receive a refund?
To receive a refund, written notice of your cancellation must be emailed no later than Monday, May 7.  Contact us at or 626.395.6592 with questions.

What if I have dietary restrictions?
To the best of our ability, we will try to accommodate the dietary needs of our guests.  Please indicate any restrictions when registering.  Please contact the Alumni Association with any questions at 626.395.6592 or

Where do I check in when I arrive on campus?
Check-in for Seminar Day is at the tent on Beckman Mall.  Please refer to the schedule for location details.

Alumni House
345 S. Hill Ave.
Thursday, May 16
10:00 a.m. – 4:00 p.m.
Friday, May 17 8:00 a.m. – 4:00 p.m.

Alumni Central
Tent, Beckman Mall
Saturday, May 18
8:30 a.m. – 4:00 p.m.

Where can I park on campus? 
Read more about parking options on campus.

Where can I stay? 
Learn about hotel options near campus.

Where can I purchase Caltech memorabilia?
Visit the Caltech Store in their new Hameetman Center location. Present your name badge for a 20% discount.
Thursday – Friday  9:00 a.m. – 5:30 p.m.
Saturday  10:00 a.m. – 5:00 p.m.

What are the dining options on campus on Saturday?
All Alumni Boxed Lunch 12:30 p.m. – 2:00 p.m., registration is required, $15.
The Continental Breakfast and Wine and Cheese reception are included in your Seminar Day registration.

Chandler Café  9:00 a.m. – 3:00 p.m.
Red Door Marketplace  3:00 p.m. – 2:00 p.m.

Is there wireless access?
Free wireless internet is available through the Caltech Guest network, no password is needed. 

Is there childcare available?
Kids Klub Pasadena is offering childcare during the weekend for children 2 – 12 years old.

Kids Klub Pasadena
380 S. Raymond Ave.
Pasadena, CA 91105
(626) 795-2501 ext. 305

Thursday, May 16            5:30pm – 10:00pm
Friday, May 17                   5:30pm – midnight
Saturday, May 18             8:00am – midnight
Sunday, May 19                10:00am – 10:00pm

Mention “Caltech” to receive a 20% discount and have the $35 per child initiation fees waived. Applications must be submitted by 5:00 p.m. on Friday, May 10.  Download and complete an application at by clicking on "About Us", then "Forms" from the row of links across the top, and then the yellow box labeled "Kids Klub Forms" on the right hand side.
Already a Kids Klub member?  Please call (626) 795-2501 no later than Monday, May 13th by 5:00 pm to make reservations.
Note: Kids Klub is an independent service, not directly affiliated with the Institute.  Caltech and the Caltech Alumni Association assume no liability or responsibility for the service listed above.

How can I share my experience on social media?
We invite you to share your photos, videos, and thoughts from Reunion Weekend and Seminar Day using our hashtag: #CaltechAlumni
Follow the Caltech Alumni Association on Social media! You can find us on TwitterFacebook, and Instagram

Is there wireless access?
Free wireless internet is available through the Caltech Guest network. No password is needed.