Mainline North, a new affordable housing development at Rockridge Geotechnical’s 2310 Calle Del Mundo Drive site in Santa Clara, recently held its grand opening ceremony. The seven-story complex contains 151 residential units, along with a 126-car garage and amenities including a business center, clubhouse, community room, fitness center, recreation room, and rooftop deck.

From SFYIMBY: https://sfyimby.com/2026/01/affordable-housing-opens-in-tasman-east-santa-clara.html

Construction has begun for the 11-story affordable housing complex at Rockridge Geotechnical’s site at 300 De Haro Street in San Francisco. The complex will create 425 affordable units, as well as around 6,000 square feet of ground-floor retail space. Amenities will include a second-floor courtyard, rooftop deck, two lounges, a fitness center, and a community kitchen.

From SFYIMBY: https://sfyimby.com/2026/01/foundation-progress-at-300-de-haro-street-san-francisco.html

Construction has topped out for the six-story, 58-unit residential development at 2127 Dwight Way in Berkeley, one of Rockridge Geotechnical’s sites. Eight of the 58 units will be affordable, and on-site parking will be included for 102 bicycles. Other amenities include landscaped courtyards with seating.

From SFYIMBY: https://sfyimby.com/2026/01/construction-topped-out-for-2127-dwight-way-downtown-berkeley.html

Construction is nearing completion for the affordable senior housing complex at Rockridge Geotechnical’s 1633 Valencia Street site in San Francisco. The six-story structure will contain 146 affordable units and on-site parking for bicycles, as well as amenities such as common spaces, a community room, office space, and a landscaped backyard.

From SFYIMBY: https://sfyimby.com/2026/01/construction-wrapping-up-for-1633-valencia-street-san-francisco-2.html

New building permits were filed for the affordable housing development at Rockridge Geotechnical’s site along Mary Avenue in Cupertino. The complex would create 40 residential units across two two-story buildings, and on-site parking would be included for cars and bicycles.

From SFYIMBY: https://sfyimby.com/2026/01/permits-filed-for-mary-avenue-affordable-housing-cupertino.html

Zoning worksheets were filed for a proposed senior housing complex at 6230 Claremont Avenue in Oakland, one of Rockridge Geotechnical’s sites. The development will include 197 units of senior-focused housing, along with a residential care facility. Amenities will include a gaming area, theater, fitness center, community dining room, central courtyard, and outdoor terrace. The complex will also contain 96 parking spaces for vehicles.

From SFYIMBY: https://sfyimby.com/2026/01/zoning-worksheet-filed-for-residential-care-facility-at-6230-claremont-avenue-in-oakland.html

Plans were released for the nine-story affordable housing development at Rockridge Geotechnical’s 249 Pennsylvania Avenue site in San Francisco. The complex will create 124 residential units, along with two courtyards and on-site parking for bicycles. Future residents will be within walking distance of the 22^nd Street Caltrain Station.

From SFYIMBY: https://sfyimby.com/2025/12/affordable-housing-plans-surface-for-249-pennsylvania-avenue-san-francisco.html

Updated renderings were released for the six-story residential development at Rockridge Geotechnical’s site at 2800 Telegraph Avenue in Berkeley. All 17 apartments in the complex will be geared toward UC Berkeley students, and each unit will contain its own washer and dryer, two full bathrooms, a kitchen, a dining area, and a living room. Residential amenities will include a fitness center, rooftop deck, and on-site parking for bicycles.

From SFYIMBY: https://sfyimby.com/2025/12/updated-renderings-plans-for-2800-telegraph-avenue-berkeley.html