top of page
Sustainable Designs, Reliable Solutions

Equinix Headquarter Office Building
Redwood City, California

Mechanical, Electrical & Plumbing engineering design of office interiors tenant improvement for Equinix Headquarter relocation. Equinix occupies the entire building. We provided Mechanical and Plumbing engineering design and commissioning services of office interiors tenant improvement for Equinix Headquarter relocation. This project was constructed in two phases and the second phase was completed in August 2014. The base building is 4 stories Gold LEED certified, but the tenant improvement did not pursue LEED certification, but we provided commissioning equivalent to LEED Fundamental Commissioning. 

60,0000 SF

Fairfax Elementary School
Bakersfield, California


MEP Commissioning for this CHPS school, which uses an integrated architectural, electrical and mechanical approach for sustainable design. The architectural and electrical lighting design includes maximum daylighting with light shelves, clerestory windows and bi-level switching of interior lights. The mechanical systems are integrated with the building to allow for primary natural ventilation, supplemental ventilation at unique back-to-back classrooms pods and high efficiency air conditioning units with VFDs to provide heating and warm weather cooling. Commissioning of mechanical and electrical systems was completed.

84,000 sf

Avalon Bay Apartments- Transit Village
Walnut Creek, California



LEED Fundamental Commissioning for the Avalon Bay of Walnut Creek. This is a 418 Apartment Complex and Retails on the Ground level. The complex consists of Block “A”, Block “B” and Block “E”. Block “A” and Block “B” each is consist of Segment 1 and Segment 2.  This project is LEED certified.

In this project, we were sub consultant to Fard Engineers who were the Design Engineers for this project.  Fard Engineers are located in in Walnut Creek California.

418  units + Retails

Las Positas College, Center for the Arts
Livermore, CA

Mechanical and Plumbing Engineering including construction administration for a new 55,000 square foot, 2 stories Center for the Arts which has a 500 seat theater. The facility was LEED Silver certified.


 55,000 SF

Police Credit Union 

Daly City, CA

A & S Engineers was hired to perform CAL Green Commissioning right at 100% Construction Documents.  The new San Francisco Police Credit Union/New Administration Building is a 3-story Building. The Project was designed in 2016 and followed 2013 California Building Code including CAL Green Commissioning Requirements for new buildings 10,000 square feet and over. 

67,586 SF

United States Postal Service Office
Livermore, CA


Design and Commissioning for the USPS Petaluma, California. The building is a precast concrete panel building and metal wall panel on the retail entrance side. This building was built in 1983 and has four quadrants with seismic joints between them. The building consists of a central plant, workroom and some offices on two floors. This project was HVAC Upgrade and Commissioning. We used Trace 700 for modeling the building.  

160,000 SF

SFO Long Term Parking Garage 2
San Francisco, CA

Plumbing Engineering.  SFO Long Term Parking Garage 2 is a new 6-story, parking garage with 3,600 stalls at San Francisco International Airport (SFO) built on Lot DD. This new parking structure was built to accommodate the parking capacity needs for long-term parking. The airport chose Design/Build for delivery of this complex development. Major features of this project include: electrical charging stations for cars, photovoltaic paneling to achieve net-zero energy consumption and a pedestrian/vehicle bridge which connects Parking Garage No. 2 to the previously existing garage.

1.2 million sq. ft.

UCSF Medical Center
San Francisco, California

Design and Commissioning for Monitoring-Based Commissioning (MBCx) services for the UCSF Medical Center ACC Building in conjunction with the UC/CSU/IOU Energy Efficiency Partnership Program. The ACC Building is a 9-story building with 5 below grade levels that was built around 1973.  The total building area is approximately 288,000 square feet.  The Tower Building which includes the plaza to the 8th Level, is approximately 190,000 square feet and used as an ambulatory care center.  The lower 5 levels (D, E, F, G and H) of the building are parking garages

90,000 SF

Palmdale Fire Station #136
Los Angeles, CA

We provided Fundamental Commissioning for Palmdale Fire Station #136. We also included Peer Review of the 50% CD. The project s LEED Gold Certified. The systems that are included in the commissioning process include building air handler, split air condition, exhaust fans, VAV boxes, building automation system, gas-water heater and lighting controls.

9,000 SF

bottom of page