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Leading The Transition To Carbon Zero Buildings For Multifamily Real Estate

At Carbon Zero Buildings, we specialize in profitable zero carbon solutions for multifamily real estate investors across California. As a design-build general contractor with over 15 years of experience in the multifamily space, we identify, develop, and install a wide range of carbon-free building technologies that improve resident comfort, reduce greenhouse gas emissions, and increase cash flow. These affordable upgrades include heat pumps, water heaters, EV chargers, solar PV, LED lighting, efficient windows, insulation, smart thermostats and so much more. Our end-to-end approach ensures a seamless, hassle-free experience for our clients, while our singular focus on multifamily decarbonization in California has allowed us to develop unmatched domain expertise. 

Who We Serve
 

Multifamily + California

 

Carbon Zero Buildings works exclusively with the multifamily real estate sector within the state of California. We have experience working with a diversity of multifamily properties including:

  • conventional market rate

  • affordable housing

  • workforce housing 

  • student housing

  • senior housing

  • supportive housing 

  • HOAs / coops / condos


We have experience working in both high density urban settings like San Francisco as well as less populated areas in parts of the central valley. Our reach spans across the entire state of California, from Crescent City to San Diego and everywhere in between. 
 

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Our Why?
 

 

We believe that everyone has a role to play in creating a cleaner, healthier planet, and we're dedicated to helping you do just that. Our mission here at Carbon Zero Buildings is to eliminate the negative impacts that buildings have on the environment while improving the comfort, health, and productivity of their occupants. Our passion for sustainability and commitment to a greener future drive us to bring you innovative and reliable clean energy solutions. Throughout the great state of California, we are transforming the way buildings use energy to promote a cleaner environment.

Eliminate the negative impacts that buildings have on the environment

Why?

Why Partner With
Carbon Zero Buildings?

 

The clean energy industry is fragmented with a multitude of service providers: specialized consultants, energy engineers, sustainability firms, software platforms, and finance companies – but that’s not what you really need. At Carbon Zero Buildings, we not only identify, design, and secure funding for your project, we also roll up our sleeves and do the hard, complicated and often messy work that’s inherent with construction projects in fully-occupied multifamily properties. We love going into buildings and getting our hands dirty to make the changes necessary to prepare them for a clean energy future.

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Exclusively Multifamily.  We’ve worked exclusively within the multifamily real estate sector for over 15 years and understand it’s unique challenges. 

Exclusively California.  By focusing exclusively on California, we have  deep knowledge and expertise in many areas, including state policy, incentive programs, and code requirements. Furthermore, we have  trusted partnerships with best-in-class installation partners that have a proven track record of delivering successful projects. 

Product Agnostic.  We are not repping a specific technology, product, or manufacturer. Instead, we select the technology or product that is the best solution for each property. Many providers in this space focus on one technology, such as LED lighting, solar PV, or low flow toilets. We understand that the energy and water used in buildings touch many different systems, and requires a more holistic approach.

WE are accountable. We handle the entire project from start to finish. From project identification at the very beginning all the way to installation, commissioning, and warranty. We are singularly accountable for all aspects of the project: design, product selection, installation, operation, warranty, incentives, permitting, and more. 

YOU come first. We know you work tirelessly to provide best-in-class service to your residents. We take the same approach with you, the building owner. We strive to provide clear communication, transparency, trust, and dependability. Construction can be challenging, especially in occupied buildings, but we are always here to make it right and see it through. We never walk away from a problem.

By partnering with us, we'll ensure that transitioning your properties to carbon-free energy sources is a simple, affordable, stress-free and a seamless process from end-to-end.

Design

Design to Installation, and everything in between.
 

Our end-to-end approach ensures a seamless, hassle-free experience

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Identify

 

We work closely with you to identify the properties that are best positioned for energy upgrades, based on factors such as existing conditions, available incentives, property needs, and potential for cost savings

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Develop

 

Our team then evaluates your property and develops a customized scope of work that prioritizes the upgrades that will deliver the greatest overall value and return on investment

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Finance

 

We understand that funding is a major obstacle to implementing energy upgrades. That's why we work with an array of funding sources to secure the incentives and financing necessary to make the project a reality

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Construct

 

As a licensed contractor, our team handles all aspects of the installation process, from securing necessary permits and procuring materials to performing the actual installation work. We pride ourselves on completing projects on time and within budget, with minimal disruption to your residents and property staff

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Service

 

We don't just install equipment and walk away. We provide ongoing service and support for the systems we install, including regular maintenance and performance monitoring. Our goal is to ensure that your new equipment continues to operate at peak efficiency and deliver maximum energy savings over the long term

Meet The Founders
 

Carbon Zero Buildings was co-founded by Greg Sherman and Andy McNamara, two of the most seasoned veterans in the multifamily clean energy space. In concert with a small team that is experienced, dedicated, and passionate about our planet, Carbon Zero Buildings is committed to being your trusted partner in preparing your properties for a carbon-free future. 

Greg Sherman
Principal and Cofounder

#10 - Greg - HeadshotPro.png

Greg is a seasoned professional with extensive experience in the multifamily real estate industry. He has a passion for sustainability and is dedicated to making a positive impact on the world by protecting the environment from the effects of climate change.

Throughout his career, Greg has collaborated with multifamily real estate owners to help them improve their buildings, reduce utility expenses, lower maintenance costs, increase occupant comfort, and reduce carbon emissions. With his deep knowledge of building science and energy efficiency, Greg provides expert guidance to his clients. Greg's main focus is on existing buildings, and he has helped numerous real estate professionals reduce their annual energy and water consumption with simple and cost-effective energy and water management principles. His work has contributed significantly to the sustainable transformation of the industry.

In addition to his professional accomplishments, Greg is an enthusiastic traveler who loves immersing himself in nature through backpacking trips in the wilderness. He is also a proud father and husband, finding fulfillment in his family life.

Greg's commitment to fighting climate change is unshakeable, and he firmly believes that with hard work and dedication, we can create a better future for ourselves and future generations. Join him today in the quest for a greener, brighter tomorrow.
 

Andy McNamara
Principal and Cofounder

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Andy is passionate about helping real estate owners successfully navigate the transition to zero carbon buildings. And he is realistic - what he’s learned after retrofitting over 20,000 units across more than 400 multifamily properties is that every property has unique challenges and that real-estate owners are insanely busy.  Andy co-founded Carbon Zero Buildings to drive projects that deliver double-bottom-line client savings: economic value creation and carbon elimination.

 

Andy’s team sweats the details: driving high-performing project strategy and execution including technical design, incentive procurement, and turnkey construction of energy efficiency, solar power and electrification initiatives for multi-family real estate properties across California. 

 

As an early leader in bringing building electrification technologies to multifamily buildings, Andy’s teams have retrofitted over 2,500 multifamily units with electrification technologies since 2017. 

Andy holds our California Contractor's License and is an AEE Certified Energy Manager (CEM) and Certified Energy Auditor (CEA) as well as a LEED AP.

 

In his free time you’ll find Andy spending time with friends and family and coaching his son’s soccer team. Andy enjoys the great outdoors on both coasts: he’s an Adirondack 46er but today you’re more likely to find him exploring trails in the East Bay Hills and backpacking California’s beautiful Sierras. At his core, Andy is driven by creating a better world locally for his two children and globally all children on this planet who deserve the best planet we can give to them.

Join us in our mission to build a better future, one building at a time
 

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