Case Study / June 1, 2021

Several manufacturers offer innovative window treatment solutions that allow daylight into spaces while controlling for glare and allowing views to the outdoors. In this case study, we focus on Indoor Sky’s Daylighter Shading System. The system has two parts: automated…

Case Study / June 1, 2021

The Welch Hall building on the CSUDH campus partnered with the project team to retrofit their existing Enlighted lighting system and manual shades to the INTER package – which included LED lighting with Luminaire-level lighting control (LLLC), solar-powered automated shades,…

Case Study / June 1, 2021

The City Hall building in Santa Ana sought to improve their indoor environment and save on energy costs with automated shades, upgraded lighting fixtures and networked lighting controls. The project updated the existing T8 lamps to LEDs and controlled the…

Case Study / July 20, 2020

In 2015 the Cambridge city council voted to adopt a Net Zero Action Plan, requiring all city buildings to target net zero energy design by 2020. When the City issued the request for proposals for the new King Open/Cambridge Street…

Case Study / January 24, 2018

The mild climate in coastal cities such as Los Osos makes ZNE performance a realistic target with minimal needs for heating and cooling. It should however be noted that in such mild climates payback on upgrades to heating systems can…

Case Study / January 24, 2018

With funding from California’s Prop 39, the Newcastle Elementary School District (ESD) issued a request for proposal to develop an Energy Expenditure Plan for their district. With a long list of deferred maintenance issues and budget challenges, Newcastle ESD was…

Case Study / January 24, 2018

Garden Grove Unified School District (GGUSD) is a large, low-income school district that has recently become a regional leader in Zero Net Energy. Among California’s 140 school districts with greater than 65% for Free & Reduced Price Meals, GGUSD was…

Case Study / September 13, 2017 / HVAC

Several buildings with radiant heating and cooling systems were studied under a California Energy Commission EPIC research project in 2016-2017 and those case studies are available here. While forced-air distribution systems remain the predominant approach to heating and cooling in…

Case Study / March 8, 2017

The North Face corporate facility is part of the VF Outdoor Campus in Alameda, California. The VF Outdoors Headquarters occupies 14 acres of the Harbor Business Park and includes a 160,000-square-foot, four-building development completed in 2012. A fifth building is…

Case Study / March 8, 2017

Completed in 2014, the Environmental Innovation Center (EIC) in San José, CA, is a local government-owned education and environmental resources center that is targeting zero net energy (ZNE) performance. The project contains a 10,000-square-foot new building and a retrofit of…

Case Study / March 8, 2017

The California State Lottery District Office in Santa Fe Springs is a retrofit of an existing 12,840-square-foot warehouse and is one of the first state-owned and operated buildings to target zero net energy (ZNE). The Lottery partnered with LPAS Architecture…

Case Study / March 8, 2017

The Bagatelos Architectural Glass Systems (BAGS) manufacturing facility is a retrofit of a 1969 concrete warehouse that was renovated in 2008 to be a zero net energy (ZNE) building. The 63,000-square-foot Bagatelos Architectural Glass Systems manufacturing facility produces custom glass…

Case Study / March 8, 2017

435 Indio Way in Sunnyvale, California, was built in 1973 as a research and development laboratory and office for Hewlett Packard. Like many buildings in the Silicon Valley, it is a simple one-story, tilt-up that since 2006 had been left…

Case Study / December 13, 2016

The Jeffrey Trail Middle School is a new school in the Irvine Unified School District (IUSD). The school was designed and constructed to meet the Collaborative for High Performance Schools (CHPS) performance standards for exemplary energy and water conservation. With…

Case Study / December 13, 2016

The Georgina Blach Intermediate School, part of the Los Altos School District, Iocated in Los Altos, California, serves 450 students in seventh and eighth grades. Facilities at the school were unimproved since their construction in 1958, 1962-63 and 1978 and…

Case Study / December 13, 2016

The George V. LeyVa Middle School Administration Building was designed to be one of the first zero net energy (ZNE) public school buildings in California as well as the first zero net emissions public school building in California. This leading…

Case Study / December 13, 2016

The West Berkeley Public Library is the first verified zero net energy (ZNE) public library in California. Completed in late 2013, the 9,400-square-foot library produces as much or more energy than it consumes on an annual basis. To reach its…

Case Study / December 13, 2016

The San Francisco City College Multi-Use Building is a pioneering project for large, low-energy facilities. At 102,000 square feet, the building is one of the largest in the United States to rely nearly entirely on natural ventilation to meet fresh…

Case Study / October 10, 2016

The zHome multifamily complex was the first zero net energy project of its kind in the United States. This complex is made up of 10 units and a shared community area. The design approach of the project centered on energy…

Case Study / October 10, 2016

Gundersen Health System is the largest portfolio of buildings striving to reach zero net energy performance on a district wide scale in North America. The portfolio is made up of 45 new and existing buildings and spanning more than 2.5…

Case Study / December 23, 2015

Washington’s Department of General Administration supervised an energy system retrofit of Spokane’s Westlake State Hospital and then was responsible for verifying the energy savings resulting from the improvements. However, when the hospital’s energy management system experienced a partial loss of…

Case Study / December 23, 2015

EZ Sim showed its versatility and its accuracy when analyzing a building with run away winter energy bills. While the building was initially modeled using a traditional engineering method, EZ Sim provided a quicker alternative to identify the nature of…

Case Study / December 23, 2015

When a county building’s facility manager wanted to know if it was time to upgrade the building’s heat pumps, EZ Sim’s detective work helped to uncover more savings in more places than she bargained.

Case Study / December 23, 2015

The New England Regional Council of Carpenters (NERCC) represents 22,000 carpenters, pile drivers, shop and mill men, and floorcoverers working in the New England states.

Case Study / December 23, 2015

The Vermont Association for the Blind and Visually Impaired (VABVI), a non-profit organization founded in 1926, is the only private rehabilitation agency to offer free training, services and support to visually impaired Vermonters of all ages. VABVI offices are located…

Case Study / December 23, 2015

Fidelity Bank is one of the oldest and continually growing independent, local community banks in Central Massachusetts. In January 2007, the bank opened its new Corporate Center and Branch in Leominster, Massachusetts. The four-story building includes office space as well…

Case Study / December 23, 2015

Serving more than 1,800 students annually, the not-for-profit Duxbury Bay Maritime School aims to connect the community through educational and recreational programs with its primary resource, Duxbury Bay.

Case Study / December 23, 2015

Child and Family of Newport County (CF) is a nonprofit organization dedicated to strengthening families and communities through services such as preschool childcare, counseling, home care for the elderly and disabled, substance abuse education, home-based child welfare, transitional housing for…

Case Study / December 23, 2015

In September 2010, the Abraham Lincoln Elementary School opened its new green building, ready to accommodate 600 students. This new building includes masonry and steel construction, a 3,300 square foot state-of-the-art library and media center, a 5,700 square foot gymnasium,…

Case Study / December 23, 2015

Information about New Construction projects that have utilized Core Performance are available here and, when available, include links to case studies or project profiles.

Case Study / December 19, 2015

The Kenton County School District believes “schools should use less energy, demonstrate sound environmental practices and serve as a fundamental tool for learning.” Since the District had experience with a formal energy management program that saved over $2 million since…

Case Study / December 19, 2015

The Ramona is a mixed-use development in the urban Pearl District of Portland, Oregon. The building hosts 138 units of affordable housing and two educational facilities. Portland Public Schools rents 13,000 SF for programs for children ages 3 to 6.…

Case Study / December 19, 2015

TD Bank has been an environmental leader since 1990. As one of the ten largest banks in the United States, they chose to move beyond LEED certification to pilot a Zero Net Energy design for a retail bank branch in…

Case Study / December 19, 2015

The Dr. David Suzuki Public School combines readily available and demonstration technologies to create a school building that serves as a living laboratory for 550 students in Windsor, Ontario. The two-story kindergarten through 8th grade school includes classrooms, a gymnasium,…

Case Study / December 19, 2015

Rice Fergus Miller breathed new life into an abandoned 1948 Sears Automotive Center and positioned their new office solidly on the path to net zero. This urban infill transformation project took a dilapidated structure that had been abandoned for 23…

Case Study / December 19, 2015

The Putney Field House is located on a 461-acre parcel, with areas dedicated to forestry, education and agriculture. The site includes indigenous plantings and a production garden. The state-of-the art field house and wellness center was built to provide winter…

Case Study / December 19, 2015

The mission of the Leon County Cooperative Extension is to educate the community about research performed at the University of Florida through interactive opportunities and demonstration sites. A recent retrofit of their 13,000 SF office was the perfect opportunity to…

Case Study / December 19, 2015

The Anna Maria Historic Green Village is an unusual combination of historic restoration and modern technology. Owners Mike and Lizzie Thrasher have worked diligently to preserve four 100-year old buildings and merge history with state-of-the-art green technology, all while bringing…

Case Study / December 19, 2015

When the Exploratorium outgrew its old location at the Palace of Fine Arts, the City of San Francisco offered to provide Piers 15 and 17 on its historic waterfront as a larger relocation option for the science museum. After structurally…

Case Study / December 19, 2015

The Bacon Street Office project is a 4,500 SF retrofit of a single-story, 1950’s-era auto repair shop into a high performance office for the firm ARCHITECTS hannah gabriel wells. Through creative design strategies, renewable energy generation and with support from…

Case Study / December 19, 2015

When it came time to upgrade their training facility, the IBEW Local 595 and NECA chapters targeted net zero energy. They wanted to demonstrate that this goal was achievable and train their electrical contractors on the latest, cutting-edge energy efficiency…

Case Study / December 19, 2015

When the Packard Foundation started thinking about building a new headquarters, they wanted to make sure the final product reflected the organization’s values. These include conserving the Earth’s natural resources over the long-term, providing a comfortable and healthy space that…

Case Study / December 19, 2015 / Existing Buildings

The San Francisco Public Utilities Commission (SFPUC) headquarters is an ultralow-energy, Class A office building that pushes the norm in sustainable design. Located in downtown San Francisco, the 13-story building houses more than 900 employees who were previously located in…

Case Study / December 19, 2015 / Existing Buildings

The La Valentine North Townhome project is the result of a partnership between SMUD and the owner/developer of the project, Domus Development LLC. The 18-unit affordable multifamily development is a research and demonstration project in SMUD’s Townhouse Home of the…

Case Study / December 19, 2015 / Existing Buildings

Redding School for the Arts in Northern California connects education and arts for K-8 students in a community of 90,000 people. The school was originally created in August 1999 in response to the rapid decline of arts programs in local…

Case Study / December 19, 2015 / Existing Buildings

Acting as owner, designer and contractor, DPR rehabbed a near-obsolete, 1984 building into a vibrant, zero-net energy multi-tenant office. DPR’s new 24,000 SF tenant improvement includes an open office space along with 11 conference rooms, a large gathering area and…

Case Study / June 6, 2012

In March 2007, 31 staff at StopWaste.Org moved into a renovated building in downtown Oakland, California. Their goal was to transform a dilapidated, 14,000 SF, two-story structure into an attractive and environmentally responsible building. Built in 1926, the building is…

Case Study / May 21, 2012

Several organizations and companies have utilized the FirstView™ software to analyze building energy performance. Some have relied on FirstView software for diagnostics to lead them to potential areas for improvement, while others have used FirstView software as a way to…

Case Study / May 18, 2012

NBI's FirstView™ software and services have been used on over 200 LEED buildings involved in the U.S. Green Building Council’s Building Performance Partnership (BPP). BPP is a voluntary program designed to improve the performance of green buildings by providing a…

Case Study / April 27, 2012

Since its acquisition, significant investments have been made to renovate this building in Seattle to improve energy efficiency and environmental performance, as well as tenant experience. Occupancy increased from 68% to 96% and has seen increased rents, tenant retention and…

Case Study / April 27, 2012

In Portland, OR a retrofit of the existing load-bearing brick structure required a major seismic upgrade in this building. The architects used this as an opportunity for an integrated response to advanced structural upgrades, enhanced user thermal comfort and improved…

Case Study / April 27, 2012

Johnson Braund Design Group (JBDG) in Seattle was able to dramatically improve their building’s energy performance, reduce operating costs and provide a test ground for energy-efficient design strategies to influence its clients. The JBDG Building now uses 69% less energy…

Case Study / April 27, 2012

The Christman in Lansing, MI is one of the few Triple LEED Platinum buildings designated by the USGBC LEED Program. The building is located in a climate zone comparable to Montana, northeast Washington and eastern Idaho, and its age and…

Case Study / April 27, 2012

The Aventine in LaJolla, CA is a certified LEED Existing Building Platinum and has an Energy Star rating of 100, the highest possible, and uses just 23 kBtus/sf, 75% less than the national average for offices. Retrofits addressed high-energy loads…

Case Study / April 27, 2012

This all-electric building in Rossyln, VA used a combination of energy efficiency strategies, including replacing HVAC and lighting systems and providing tenant education. Energy use was reduced by 35% in just one year, resulting in savings over $250,000 on energy…

Case Study / April 27, 2012

This building in Portland, OR is 50% historic renovation and 50% new construction. The information in this profile addresses both the renovated and the new parts of the building. Pursuing energy efficiency supports their mission of sustainability, and lower operating…

Case Study / April 27, 2012

This Project Profile builds on a case study prepared by USGBC, including data on energy performance for one year, and provides updated owner feedback and energy use data. The actual energy use of the building in Billings, MT, is 46…

Case Study / April 27, 2012

The Beardmore in Priest River, Idaho has the distinction of being one of the few buildings in the country that is both LEED Gold certified and on the National Register of Historic Places. The project demonstrates a very successful renovation…

Case Study / April 27, 2012

The 200 Market building in Portland, OR, has made continuous energy retrofits and system improvements. These efforts have moved the building from an ENERGY STAR score of 79 in 2006 to a score of 98 (out of 100) in 2010,…

Case Study / April 27, 2012

The Alliance for Sustainable Colorado launched a project titled “Modeling a Net Zero Future: Energy Efficiency in Existing Buildings” to explore options that will enable it to approach a zero-net energy goal. Several documents developed for the project are referenced…

Case Study / April 26, 2012

IDeAs’ new headquarters in San Jose, CA was designed to meet 100% of its net energy requirements using renewable energy from photovoltaics.

Case Study / April 25, 2012

This series of smaller buildings in San Rafael, CA reflects a contemporary vision that includes a strong commitment to environmental responsibility.

Case Study / April 25, 2012

This training facility showcases the organization’s conservation activities. The LEED Gold rating reflects the mission of the Trustees of Reservations, which is “To preserve for public use and enjoyment, properties of exceptional scenic, historic, and ecological value in Massachusetts.”

Case Study / April 25, 2012

Plano Elementary School serves 435 students in Warren County, Kentucky. The building includes 32 classrooms, 14 offices, six resource centers, media center, gym, server room, and cafeteria with kitchen. There are 20 public schools in this district and five of…

Case Study / April 25, 2012

In Falmouth, MA a 19th-century summer home is respectfully adapted with the addition of a contemporary office, laboratory, and common spaces. The integration of passive-solar and energy-conservation strategies, optimal performance, and onsite renewable power generation make this building 83% more…

Case Study / April 25, 2012

For this two-story building in Cupertino, CA the design process moved through six steps to responsibly approach carbon neutral operation and roughly track increasing cost effectiveness.

Case Study / April 25, 2012

Achieving net-zero energy required a design that eliminated waste and maximized the use of renewable energy resources. This building in Rhinebeck, NY is purposely compact, organized to harvest daylight, solar energy, and cooling breezes to reduce energy needs

Case Study / April 25, 2012

This building serves as an administrative, educational, and social center for the Wampanoag tribe, which has inhabited Martha’s Vineyard for hundreds of years. The design approach embodies the traditional Native American belief system of interdependence and respect for nature.

Case Study / August 23, 2011

For NEEA’s BetterBricks program, New Buildings Institute investigated* 11 examples of energy retrofits in existing commercial buildings that, on average, use 50% less energy than the national average – most with an energy use intensity (EUI) of less than 40…

Case Study / January 26, 2010

The Classroom and Office Building (COB) examined in this case study is one of five buildings in the initial phase of development at UC Merced. This case study examines the actual post-occupancy performance of COB in relation to design elements…

Case Study / January 26, 2010

Science & Engineering (S&E) Building I is one of five buildings in the initial phase of development at UC Merced. This case study examines the actual post-occupancy energy performance of S&E in relation to design elements and objectives.