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100 Bush St
San Francisco, CA 94104 Union Square

Rate Upon Request

Office For Lease • 513+ SF

Property Details

Property Type Office
Year Built 1930
Total Building Size 223,722 SF
Tenancy Multiple
Building Class B
Zoning C-3-O

100 Transit Score

99 Walk Score

31 Spaces Available

Name	Space Use	Size	Rent
2nd Floor Ste 201	Office	530 SF	Rate Upon Request
Open office plan. Can deliver furnished. Date available: Now Lease term: 2 - 7 Years Service type: Full Service Gross Built out as: Standard Office Space Type: Relet
3rd Floor Ste 300	Office	11,661 SF	Rate Upon Request
11 offices, conference room, kitchen, server & production room, HVAC. Date available: Now Lease term: 2 - 7 Years Service type: Full Service Gross Built out as: Standard Office Space Type: Relet
4th Floor Ste 400	Office	4,891 SF	Rate Upon Request
Mostly open plan with 6 offices, large conference room, kitchen, air conditioning, operable windows and double-door entry off lobby. Date available: Now Lease term: 2 - 7 Years Service type: Full Service Gross Built out as: Standard Office Space Type: Relet
4th Floor Ste 410	Office	2,571 SF	Rate Upon Request
New spec suite; Nice corner suite with 3 offices, 2 conference rooms, reception area, kitchen, air conditioning and operable windows. Date available: Now Lease term: 2 - 7 Years Service type: Full Service Gross Built out as: Standard Office Space Type: Relet
5th Floor Ste 550	Office	1,383 SF	Rate Upon Request
Spec suite currently under construction and ready for occupancy Feb 1, 2026. Suite will have 1 meeting room, kitchenette, large open area with new paint and carpet tile finishes. Landlord can furnish. Date available: Now Lease term: 2 - 7 Years Service type: Full Service Gross Built out as: Standard Office Space Type: Relet
6th Floor Ste 600	Office	5,498 SF	Rate Upon Request
Former law firm space, 14 private offices, conference room, kitchen, production room, operable windows and double-door entry off lobby. Date available: Now Lease term: 2 - 7 Years Service type: Full Service Gross Built out as: Law Firm Space Type: Relet
6th Floor Ste 625	Office	784 SF	Rate Upon Request
Open plan, HVAC and operable windows. Date available: Now Lease term: 2 - 7 Years Service type: Full Service Gross Built out as: Standard Office Space Type: Relet
6th Floor Ste 650	Office	4,000 SF	Rate Upon Request
3 conference rooms, 3 private offices, kitchen, server room, air conditioning, operable windows and double-door entry off lobby. Can be combined with Ste 625 for 4,784 sf. Date available: Now Lease term: 3 - 7 Years Service type: Full Service Gross Built out as: Professional Services Space Type: Relet
6th Floor Ste 675	Office	909 SF	Rate Upon Request
5 small private offices, kitchen, air conditioning and operable windows. Date available: Now Lease term: 2 - 5 Years Service type: Full Service Gross Built out as: Professional Services Space Type: Relet
7th Floor Ste 700	Office	5,183 SF	Rate Upon Request
Plug and play creative space. Exposed concrete ceiling, 23 sit/stand desks, 3 offices, 2 conference rooms, IT/storage room, kitchen, HVAC, operable windows, double-door entry off lobby. Date available: Now Lease term: 2 - 7 Years Service type: Full Service Gross Built out as: Standard Office Space Type: Relet
7th Floor Ste 750	Office	2,551 SF	Rate Upon Request
7 private offices, conference room, kitchen, HVAC and operable windows. Date available: Now Lease term: 2 - 7 Years Service type: Full Service Gross Built out as: Standard Office Space Type: Relet
8th Floor Ste 800	Office	1,815 SF	Rate Upon Request
Two offices, conference room, large open area, kitchenette, storage and full HVAC. Date available: Now Lease term: 2 - 7 Years Service type: Full Service Gross Built out as: Standard Office Space Type: Relet
8th Floor Ste 845	Office	2,374 SF	Rate Upon Request
3 conference rooms, kitchen, large open area, operable windows. Date available: Now Lease term: 2 - 7 Years Service type: Full Service Gross Built out as: Standard Office Space Type: Relet
8th Floor Ste 850	Office	4,101 SF	Rate Upon Request
Professional services suite with 7 offices, two conference rooms, kitchen, air conditioning and operable windows. Date available: Now Lease term: 2 - 7 Years Service type: Full Service Gross Built out as: Standard Office Space Type: Relet
9th Floor Ste 950	Office	4,652 SF	Rate Upon Request
Mostly open plan with 4 offices, 4 call rooms, conference room and break room. Great natural light, full HVAC and operable windows. Date available: Now Lease term: 2 - 7 Years Service type: Full Service Gross Built out as: Standard Office Space Type: Relet
10th Floor Ste 1000	Office	11,830 SF	Rate Upon Request
Exposed concrete ceiling, 4 skylights, 3 break-out rooms, large conference room, kitchen, server room, air conditioning, operable windows and double-door entry off lobby. Date available: Now Lease term: 2 - 7 Years Service type: Full Service Gross Built out as: Standard Office Space Type: Relet In Contiguous block: 19,000 SF
11st Floor Ste 1100	Office	7,170 SF	Rate Upon Request
Full floor opportunity with private roof deck, 3 offices, 3 conference rooms, IT room, kitchen, air conditioning and operable windows. Date available: Now Lease term: 2 - 7 Years Service type: Full Service Gross Built out as: Standard Office Space Type: Relet In Contiguous block: 19,000 SF
12nd Floor Ste 1200	Office	3,019 SF	Rate Upon Request
5 offices, conference room, storage room and kitchen. Can be combined with Ste 1250 for 7,170 square feet. Date available: Now Lease term: 2 - 7 Years Service type: Full Service Gross Built out as: Standard Office Space Type: Relet
12nd Floor Ste 1250	Office	4,151 SF	Rate Upon Request
6 offices, conference room and kitchen. Can be combined with Ste 1200 for 7,170 square feet. Date available: Now Lease term: 2 - 7 Years Service type: Full Service Gross Built out as: Standard Office Space Type: Relet
14th Floor Ste 1450	Office	3,739 SF	Rate Upon Request
Professional services space with 7 offices, conference room, kitchen, production room, operable windows and double-door entry off lobby. Date available: Now Lease term: 2 - 7 Years Service type: Full Service Gross Built out as: Law Firm Space Type: Relet
15th Floor Ste 1500	Office	1,710 SF	Rate Upon Request
Spec suite currently under construction and ready for occupancy Feb 1, 2026. Suite will have 2 meeting rooms, kitchen, large open area with new paint and carpet tile finishes. Landlord can furnish. Date available: Now Lease term: 2 - 7 Years Service type: Full Service Gross Built out as: Standard Office Space Type: Relet
15th Floor Ste 1550	Office	2,874 SF	Rate Upon Request
Spec suite currently under construction and ready for occupancy Feb 1, 2026. Suite will have 2 meeting rooms, kitchen, large open area with new paint and carpet tile finishes. Landlord can furnish. Date available: Now Lease term: 2 - 7 Years Service type: Full Service Gross Built out as: Standard Office Space Type: Relet
16th Floor Ste 1625	Office	1,722 SF	Rate Upon Request
Two offices, conference room, kitchen, great natural light and operable windows Date available: Now Lease term: 2 - 7 Years Service type: Full Service Gross Space Type: Relet
17th Floor Ste 1730	Office	1,432 SF	Rate Upon Request
Spec suite currently under construction and ready for occupancy Feb 1, 2026. Suite will have 2 meeting rooms, kitchen, large open area with new paint and carpet tile finishes. Landlord can furnish. Date available: Now Lease term: 2 - 7 Years Service type: Full Service Gross Built out as: Professional Services Space Type: Relet
18th Floor Ste 1812	Office	513 SF	Rate Upon Request
Corner suite with great natural light. Date available: Now Lease term: 2 - 7 Years Service type: Full Service Gross Built out as: Standard Office Space Type: Relet
20th Floor Ste 2000	Office	7,362 SF	Rate Upon Request
Full floor opportunity, 18 private offices, conference room, kitchen, server room, air conditioning, operable windows and partial bay views. Date available: Now Lease term: 2 - 7 Years Service type: Full Service Gross Built out as: Law Firm Space Type: Relet
21st Floor Ste 2100	Office	772 SF	Rate Upon Request
Two offices, parquet wood floor, high ceiling and great natural light Date available: Now Lease term: 1 - 7 Years Service type: Full Service Gross Space Type: Relet
21st Floor Ste 2180	Office	3,039 SF	Rate Upon Request
4 private offices, conference room, kitchen, production room, storage room, air conditioning, double-door entry off elevator lobby. Date available: Now Lease term: 2 - 7 Years Service type: Full Service Gross Built out as: Standard Office Space Type: Relet
24th Floor Ste 2400	Office	5,281 SF	Rate Upon Request
Former law firm space, 12 private offices, conference room, kitchen, production room, air conditioning, operable windows and partial bay views. Date available: Now Lease term: 2 - 7 Years Service type: Full Service Gross Built out as: Law Firm Space Type: Relet In Contiguous block: 16,129 SF
25th Floor Ste 2500	Office	5,443 SF	Rate Upon Request
Full floor opportunity with 7 offices, conference room, kitchen, large open area and operable windows. Date available: Now Lease term: 2 - 7 Years Service type: Full Service Gross Built out as: Standard Office Space Type: Relet In Contiguous block: 16,129 SF
26th Floor Ste 2600	Office	5,405 SF	Rate Upon Request
Full floor opportunity with 12 offices, conference room, kitchen and operable windows. Date available: Now Lease term: 2 - 7 Years Service type: Full Service Gross Built out as: Standard Office Space Type: Relet In Contiguous block: 16,129 SF

Description

100 Bush, also known as the Shell Building, was constructed in 1929 as a regional headquarter location for Shell Oil. Building is currently undergoing a destination dispatch elevator modernization. Building has a parking garage that accommodates 190 cars on a valet basis, a conference room that can be used free of charge and 24/7 security.

                
                    Highlights
                
                                 24/7 security.

Property Flyers

100 Bush Street-Building Summary

100 Bush Flyer_Dec 2025

Amenities

Conferencing Facility
Property Manager on Site

Major Tenants

Tenant	SF Occupied	Lease End Date
A&L Goodbody	3,649 SF
Brand Network	3,526 SF	3/20/2022
Brothers International Holding Company	3,650 SF
Constructor.io	3,617 SF
Octave	3,724 SF	4/30/2023
San Francisco Sport and Spine Physical Therapy	3,500 SF	8/1/2021
SigOpt	7,170 SF	8/30/2022
TMG Partners	10,566 SF	7/1/2014
Vistra	4,652 SF
Voltage Entertainment Usa Inc	5,183 SF	8/30/2023

Public Transportation

Commuter Rail	Drive	Walk	Distance
San Francisco 4th & King (Caltrain - Caltrain (Caltrain))	4 min	-	1.5 mi
	4 min	-	1.5 mi
Transit/Subway	Drive	Walk	Distance
California and Sansome (California Street Cable Car - San Francisco Municipal Railway (MUNI Metro))	3 min	3 min	0.2 mi
California and Front (California Street Cable Car - San Francisco Municipal Railway (MUNI Metro))	3 min	4 min	0.2 mi
Embarcadero Station (J Church - San Francisco Municipal Railway (MUNI Metro), K Ingleside - San Francisco Municipal Railway (MUNI Metro), L Taraval - San Francisco Municipal Railway (MUNI Metro), M Ocean View - San Francisco Municipal Railway (MUNI Metro), N Judah - San Francisco Municipal Railway (MUNI Metro), S Castro Shuttle - San Francisco Municipal Railway (MUNI Metro), T Third Street - San Francisco Municipal Railway (MUNI Metro))	3 min	4 min	0.2 mi
Airport	Drive	Walk	Distance
San Francisco International	23 min	-	14.5 mi
Metro Oakland International	28 min	-	18.8 mi

Parking Details

Parking Available:	Yes
Reserved:	No
Spaces Provided:	190
Type:	Covered
Included in Rent:	No

Brad Van Blois 415-288-7845 Colliers

100 Bush St San Francisco, CA 94104 Union Square