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Brighter Planet's Overview

Total employees25
HeadquartersBrooklyn
Founded2005

Brighter Planet was a pioneering technology company focused on sustainability and environmental impact. Founded in 2005, it provided innovative tools, APIs, and data services to help individuals and businesses measure, understand, and reduce their carbon footprints. The company was recognized for its comprehensive carbon calculation methodologies (like its CM1 anachronistically updated Carbon Model) and its efforts to make sustainability data accessible. Brighter Planet was acquired by Cenergistic (then Energy Education Inc.) in 2013, integrating its technology to enhance energy conservation programs.

Where is Brighter Planet's Headquarters?

HQ Function

Served as the central hub for product development, software engineering, data science, marketing, and administrative operations for its sustainability-focused software and data services.

Notable Features:

As a startup, the headquarters likely featured an open, collaborative workspace typical of tech companies of that era, designed to foster innovation, rapid iteration, and teamwork. Specific architectural details are not widely publicized.

Work Culture:

The work culture at Brighter Planet was reportedly mission-driven, characterized by a strong passion for sustainability, technological innovation, and a collaborative startup environment. Employees were often dedicated to leveraging data and technology for positive environmental change.

HQ Significance:

The headquarters was significant as the birthplace of Brighter Planet's influential carbon calculation technologies and its efforts to promote environmental awareness and action through accessible data and tools.

Values Reflected in HQ: The choice of dynamic, innovation-focused urban centers like Brooklyn or Cambridge would reflect values of cutting-edge technology, accessibility, and connection to a forward-thinking community and talent pool.

Location:

While Brighter Planet's physical offices were primarily based in the USA, its impact and reach were global. Its web-based carbon calculation tools, APIs (like the Carbon Middleware API), and data services were utilized by individuals, developers, and businesses worldwide seeking to understand, measure, and mitigate their environmental footprint. Its data methodologies and emission factors had international applicability, supporting sustainability efforts across various regions.

Street Address:

[Historical Street Address - e.g., DUMBO, Brooklyn (Specific address not publicly confirmed for its main operational period)]

City:

Brooklyn

State/Province:

NY

Country:

USA

Brighter Planet's Global Presence

Cambridge, MA, USA

Address: [Historical Address, if any - e.g., Kendall Square area]

Fostering innovation, research collaborations, and talent acquisition within the prominent Boston-area tech and sustainability ecosystem.

Buying Intent Signals for Brighter Planet

Highperformr Signals uncover buying intent and give you clear insights to target the right accounts at the right time — helping your sales, marketing, and GTM teams close more deals, faster.

Notable news
Hiring actively
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
*Example signal, not calculated in real time

Executive Team of Brighter Planet

As of April 2025, Brighter Planet' leadership includes:

Patti Prairie - Co-founder & CEO
Micah Rosenbloom - Co-founder & President
Andy Rossmeissl - VP of Product (later CEO of Faraday, another venture by Prairie/Rosenbloom)

Investors of Brighter Planet

Brighter Planet has been backed by several prominent investors over the years, including:

Google Ventures (GV)
True Ventures
Valhalla Partners
Kapor Capital
Betaworks

Executive New Hires/Exits in the Last 12 Months

Hire0
Exits0

Brighter Planet was acquired by Energy Education Inc. (now Cenergistic) in February 2013 and no longer operates as an independent entity. Consequently, there have been no executive hires or exits under the Brighter Planet name in the last 12 months or for many years prior.

Technology (Tech Stack) used by Brighter Planet

Discover the tools Brighter Planet uses. Highperformr reveals the technologies powering your target accounts — helping your sales, marketing, and GTM teams prioritize smarter and close faster.

Brighter Planet Email Formats and Examples

Historically, Brighter Planet likely used common email formats for tech startups. The most probable formats would involve combinations of first name, last name, or first initial.

[first].[last]@brighterplanet.com or [first_initial][last]@brighterplanet.com

Format

patti.prairie@brighterplanet.com

Example

0%

Success rate

News and media

Business WireFebruary 26, 2013

Energy Education Acquires Brighter Planet

Energy Education Inc. (EII), the nation’s leading energy conservation company, today announced it has acquired Brighter Planet, the leader in real time, granular carbon accounting. The acquisition brings Brighter Planet’s powerful calculation engine and data into EII’s best-in-class energy management programs, and provides EII clients a more detailed view of their environmental impact....more

TechCrunchMarch 9, 2010

Brighter Planet Gets Funding From Google Ventures To Save The World (Or At Least Calculate How We’re Destroying It)

Brighter Planet, a startup that aims to help individuals and businesses calculate and reduce their carbon footprints, has received an undisclosed amount of funding from Google Ventures and a number of angel investors. The company offers a suite of tools, including APIs and widgets, for CO2 calculation....more

PR NewswireSeptember 15, 2010

Brighter Planet and 3Degrees Power More Accurate Carbon Offsets For Yahoo!, priceline And Others

Brighter Planet, the leader in sustainability technology, and 3Degrees, one of the nation's leading providers of renewable energy and carbon offset solutions, today announced a partnership to provide unprecedented accuracy and transparency to the carbon offset market. The partnership integrates Brighter Planet's industry-leading carbon calculation methodologies with 3Degrees' high-quality carbon offset portfolio....more

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