Return to ENERGY
Find More Facilities
ENERGY STAR Labeled Buildings & Plants
Facility Profile ENERGY STAR Logo

ENERGY STAR Labeled Building Profile

100 Mathilda Place
100 Mathilda Place
Sunnyvale, CA 94086
Map It!


For the second consecutive year, the owners and managers of 100 Mathilda Place are honored to receive the ENERGY STAR label, the national symbol for superior energy efficiency and environmental protection.  The ENERGY STAR label is proudly displayed at lobby entrance.

Owned by SPF Mathilda, LLC and managed by Jones Lang LaSalle Americas, Inc., 100 Mathilda Place is a 6-story, Class A office building consisting of more than 213,000 square feet. The building is 98% occupied and is located in Sunnyvale, California which is in the heart of Silicon Valley.

Because of the large amount of energy used in commercial properties, energy conservation and efficiency is and will always be a priority. 100 Mathilda Place earned EPA's ENERGY STAR for superior energy performance by focusing on the following energy efficiency improvements:

?         Participating in PG&E audit and completed recommended items.

?         Replacing 32-watt lamps in common areas and tenant suites with 28-watt lamps, resulting in a savings of 12.5 percent. 

?         Fine-tuning the energy management system (EMS) by adjusting set-points and operating hours, and re-commissioning HVAC equipment and zones.

?         Upgrading lighting panels with energy-efficient modules.

?         Installing variable frequency drives (VFDs) on the boiler and chiller pumps.

?         Replacing exterior lamp posts with induction lighting, resulting in a 2,000 kwh savings per month.

?         Installing daylighting controls in main lobby.

?         Encouraging tenants to take the ENERGY STAR Pledge.

?         Installing occupancy sensors in strategic locations such as restrooms, electrical rooms, and the Fitness Center.Replaced HID lights in parking garage with induction lighting resulting in a 450,000 kwh savings annually.


The owners and managers of 100 Mathilda Place maintain their ongoing commitment to reduce energy costs and promote sustainability. Earning the ENERGY STAR quantifies this commitment. As noted by Stacey Kelsey, General Manager, "This is an exceptional accomplishment for our building and provides tremendous momentum for our future sustainability efforts."




"The ENERGY STAR recognition is a reflection of our commitment to energy conservation and efficiency of the building. We are very proud."

-- Robert Giachello, Chief Engineer, Jones Lang LaSalle Americas, Inc.

Please note: Narrative information in this profile has been provided by SPF Mathilda LLC c/o RiverRock Real Estate Group or a representative of this facility. Other building information was verified and submitted to EPA at the time of application. Building energy performance, operating characteristics, and ownership/management may be subject to change over time.

Building Owner:*
SPF Mathilda LLC c/o RiverRock Real Estate Group

Property Manager:*

Year(s) Labeled (Rating):
2010 (81)
2011 (90)
2012 (84)
2015 (80)
2016 (77)
2017 (83)

Facility Type: Office

Total Floorspace: 213405 sf

Year Constructed: 2004

Contract Type: None

Technologies Used:
   Stage 1-Recommissioning
   Stage 2-Lighting
   Stage 3-Load Reductions
   Stage 4-Fan Systems
   Stage 5-Heating and Cooling Plant
   Other Technologies/Strategies