Office Leasing

Mash Petroleum provides office space for companies large and small, from tiny high tech startups to large established businesses. As your business grows, we can help you expand. We enjoy working with a wide variety of businesses and strive for teamwork with our tenants.

Office Leasing, Mash Building, Orinda CA

Located in the heart of upscale downtown Orinda, this Mash Building has plentiful street and garage parking, quick access to highway 24 a block away and fast access to the BART metro system through the Orinda BART station just two blocks away. It's ideal for people in Orinda-Moraga-Lafayette corridor.

Retail leasing, Walgreens exterior
Office building, 51 Moraga Way, Moraga, CA

Office Leasing, Mash Building, Alameda CA

This Mash Building provides excellent retail and office space with plentiful street and lot parking in downtown Alameda across the Bay from San Francisco.

Retail and office leasing with lots of parking in downtown Alameda, California
Mash Building, 2447 Santa Clara Avenue, Alameda CA
Office and Retail Leasing, Mash Building, Oakland CA

Mash Petroleum transformed this condemned earthquake-damaged building into a vibrant retail and tech office powerhouse in the heart of downtown Oakland on the same block of a major BART metro station leading to San Francisco, Berkeley and the entire San Francisco Bay Area.

Mash Building, 13th Street, Oakland CA
428 13th Street, Oakland CA. Next to BART. Copyright © 2013 Mash Petroleum

Office Leasing, Mariner Court Office Park, Alameda CA

Mash Petroleum's office complex in Alameda provides a peaceful setting to grow your business, just 200 feet from the beautiful waterfront and blocks from the Webster tunnel.

Mariner Square Office Space, 2433 Mariner Square, Alameda CA right by Webster tunnel

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Mariner Square Office Space, 2433 Mariner Square, Alameda CA right by Webster tunnel
Just blocks from Webster Street tunnel in Alameda. Copyright © 2013 Google

Mariner Square Office Space, 2433 Mariner Square, Alameda CA right by Webster tunnel
2433 Mariner Square, Alameda CA. Just 200 feet from the marina.


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Office Leasing, Mash Building, Jack London District, Oakland CA

In the heart of Oakland's famous Jack London district, the 3rd Street Mash Office Building stands just blocks from freeway exits/onramps for I880 and I980. Walk to BART or take the free shuttle that stops at 3rd Street and runs every 10 minutes from 7am - 7pm. Walk to surrounding acclaimed restaurants and popular diners in less than 3 minutes.

3rd Street Mash Building signage over entrance, Oakland, California
3rd Street Mash Building, Oakland California
420 3rd St, Oakland CA. Next to i880 and i980.
3rd Street Mash Building -- inside, Oakland California
3rd Street Mash Building -- gate, Oakland California

Office Leasing, Chinatown, Oakland CA

These offices above retail and below apartments in Chinatown near BART and Interstates 880 and 980 provide privacy and easy access for commuting. You can walk to restaurants for lunch and dinner. BART and freeway onramps are just blocks away. The underground parking garage offers public and monthly parking and three Zipcar.com rental cars -- like your own private fleet at your doorstep.

Mash Building, Chinatown, 7th Street, Oakland CA
410 7th Street, Oakland CA. In Chinatown, close to BART. 3 Zipcars rentals underneath building in lot. Zipcar logo @2013 Zipcar.
Mash Building, Chinatown, 7th Street, Oakland CA
Monthly & public parking. 3 Zipcar rentals.

Office Leasing, Uptown, Oakland CA

This office space in Oakland's popular Uptown area is close to 3 freeways (I-880, I-980, I-580) and a short walk to BART (metro), simplifying your and your collegues' commutes. Numerous fine restaurants provide immense variety for business lunch and dinner.

Retail ground floor leasing, 19th and San Pablo Avenue in the Uptown area of Oakland, CA
Office space at 1901-1915 San Pablo Ave in Oakland's popular Uptown area.

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© 2026 Mash Petroleum, Inc.