100 First



100 First



100 First

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Work. Thrive. First.

Step inside and the difference is clear. At 100 First, work and life merge effortlessly together. Grab a coffee in the airy, sun-soaked lobby. Find a quiet moment on the public garden terrace. Enjoy a dizzying array of fine dining, boutique fitness, and lodging options located just outside your door. Welcome to the heart of San Francisco’s vibrant South Financial District. Welcome to 100 First.

To learn more about this and other Kilroy properties, please visit kilroyrealty.com.

Vendor Access

If you are a vendor and you are planning on visiting 100 First Street, you must submit a vendor access request prior to your visit.


Tenant Quarterly Meeting, 10/30

Please join us for our upcoming Tenant Quarterly Meeting! We will be discussing several large construction projects at the building. Attendance is highly encouraged, as these projects will be taking place in the coming months and will affect all Tenants in the building. Lunch will be provided!

Date: Wednesday, October 30th, 2019
Time: 11:30 AM – 1:00 PM
Location: Kilroy Office, Suite 250, Boardroom

Please RSVP to 100firststreet@kilroyrealty.com or 415.778.7760 by Monday, October 28th at 3:00 pm.  We look forward to seeing you all there!

E Waste Collection, 10/30

We will be hosting our Q4 2019 E-Waste Recycling Day at 100 First Street on Wednesday, October 30th from 11:00 AM to 1:00 PM. During this time, tenants may bring their electronic waste to the 100 First Street lobby.

All computer hardware and electronics, including computers, monitors, television sets, personal electronics, wires, stereos, speakers, keyboards, mice, cell phones, home phones, office phones, remote controls, radio equipment, LCD displays, laptops, VCR, speakers, and more. Computer hardware and electronic equipment is accepted regardless of vintage or working condition.

Please do NOT bring light bulbs, refrigerators, stoves, dishwashers, batteries (AA, AAA, etc.), aerosol cans, small propane canisters, paints, chemicals and other household hazardous waste materials to this event for disposal as they will not be accepted.

Transit Center Events

Our neighbors at the Salesforce Park are open every day from 6:00 am to 9:00 pm.  They offer a wide variety of free events to the public. Please visit https://salesforcetransitcenter.com/events/ for the schedule of events.



Proper Food

Whole Cakes

Sausalito Cafe

Oasis Grill

Lunettes Optometric


Bank of America


Office Managers, please create an account to access all of the building tools & resources.

Get Started