HOST YOUR EVENT / SEATTLE
Host your event at 9Zero Seattle
Host talks, workshops, and community nights on the 15th floor of downtown Seattle's Climate Innovation Hub, with flexible furniture and AV matched to each room.
SPACES
Find the right room
LARGER TALKS · PANELS · RECEPTIONS
Wimahl Common Area
Our largest Seattle space, with fuller AV and on-site staff.
100 seated · 150 standing
Pricing by quote
Depends on room and duration
Capacities shown for each room. Pricing depends on room and duration; request a quote.
SMALLER GATHERINGS
Opalene Lounge
A cozy lounge for workshops, roundtables, and small community nights.
25 seated · 40 standing
Pricing by quote
Depends on room and duration
WHAT’S INCLUDED
What comes with your booking
Every booking
Venue rental for your booked event time
Setup and breakdown
Cleaning
Tables and chairs for your layout
A rolling cooler
Tea, coffee, filtered water, and milk options
Compostable cups, plates, utensils, and napkins
Opalene Lounge
25 seated · 40 standing
Large display screen with USB-C/HDMI connection
Webcam and Sonos speaker
Catering station with mini fridge
Wimahl Common Area
100 seated · 150 standing
Up to 4 microphones and a rolling display screen
Camera and tripod for recording
Long kitchen counter for catering display
A 9Zero team member on site
Event security
Not included
Catering beyond tea, coffee, and water (just share your delivery time)
A certificate of insurance (COI) for any caterer working on site
Alcohol service and a Washington State banquet permit
A laptop with your slides
Volunteers for lobby check-in and to help guests sort food and waste
Signage and photography
LOCATION & ACCESS
Getting here
350 California Street
San Francisco, CA 94104
In the heart of the Financial District. Guest entry and elevator access are confirmed with your booking.
TRANSIT
Near Embarcadero BART/Muni and several bus lines
PARKING
Nearby at 300 California and Embarcadero Center
BIKES
Bike parking in the building
ACCESS
Elevator access to event floors
PLANNING DETAILS
Food, drink & logistics
Catering & alcohol
Outside catering welcome. Delivery-only usually needs no COI; on-site caterers or bartenders generally do. Alcohol only with the right vendors and paperwork. No open flames.
Sustainability
Use compostable or recyclable serviceware, no plastic water bottles, and sort waste into the bins provided.
Event hours
Times are flexible and set with your booking. Events past 6pm include additional security costs. Hosts arrive early for setup and stay until all guests leave.
FAQS
Good to know
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Panels, workshops, talks, offsites, product launches, and networking nights. 9Zero is a climate innovation hub, and we welcome tech, corporate, nonprofit, and community events too. Hosting here puts your event in front of a community working on climate solutions.
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Pricing depends on room and duration; request a quote.
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Submit a request with your date, timing, and expected headcount. We'll confirm availability, recommend a space, and send a quote. Your date is confirmed once the invoice is paid. You're welcome to tour the space before you book.
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Display screens with HDMI connection, wireless microphones, and a clicker. Please bring your own laptop. Tell us your setup when you book: number of speakers, slides, and any video with sound. Livestreaming or recording needs to be arranged in advance.
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Plan to arrive about an hour before start; we'll confirm your exact access time. End times are flexible and set with your booking. Events past 6pm include additional security costs. Your team stays until all guests have left.
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Yes. Bring your own caterer, or we can arrange catering for you at the caterer's cost plus a 20% coordination fee. Delivery drop-offs don't need paperwork; just share the delivery time and we'll have tables ready. Caterers or bartenders working on site need a certificate of insurance. Alcohol is possible with the right vendor in place; we'll confirm building requirements for your date.
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One or more people at lobby check-in, and a run of show. Add events@9zero.com to your event page so we can share the guest list with building security. Your team stays until the last guest leaves and helps make sure food and waste end up in the right bins.
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For public events that fit our community, we can share through our newsletter, member Slack, and social channels. Promotion isn't automatic and doesn't guarantee attendance.
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Yes. Use compostable or recyclable serviceware, skip plastic water bottles, and sort waste into the compost, recycling, and landfill bins provided.
Let's plan your event in San Francisco
Send us your details and we'll confirm availability, recommend a space, and share a quote.