Budderfly, Inc logo

Budderfly, Inc

Brand · Facilities Services

3.8

Company overview

Budderfly is redefining how energy efficiency, resilience, and grid participation can work together across America’s commercial sector. Under the leadership of CEO Al Subbloie, the company has pioneered a scalable Energy-as-a-Service (EaaS) model that removes capital and operational barriers preventing commercial businesses from modernizing their energy infrastructure and maximizing the benefits of the energy transition. Ranked as the fastest-growing Energy as a Service (EaaS) company in the United States, Budderfly installs, monitors, and manages a combination of patented efficiency technologies, including equipment upgrades and proprietary energy software, for its customers. Businesses benefit from capital preservation, reduced carbon footprint, more reliable operations, and improved customer and employee experience. To date, Budderfly has helped customers avoid more than 330,000 metric tons of carbon emissions. Budderfly ranked on the Inc. 5000 America’s Fastest-Growing Private Companies list for five consecutive years and the Deloitte Technology Fast 500 list from 2023 to 2025. In 2025, Budderfly was named to Fast Company’s worldwide list of Most Innovative Companies, CEO Al Subbloie was named to the TIME100 list of the world’s most influential climate leaders, and Budderfly’s Virtual Power Plant was named one of TIME’s Best Inventions.
Founded in 2007
Shelton, Connecticut, USA
399 employees (8 in marketing)
1% recommend to a friend
1% positive business outlook

Salaries

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People

Hiring activity

Open marketing jobs over time

1 open now

Headcount trend

Company growth over the last 12 months

Headcount +4.2% year over year

Funding

Total funding

$732M

Last raise

$100M

Debt Financing

Funding history

Jun 2026

Debt Financing · $100M

Mar 2026

Debt Financing · $250M

Jun 2025

Debt Financing · $100M

Jan 2024

Debt Financing · $200M

Jun 2022

Debt Financing · $5M

Jun 2019

Series Unknown · $55M

Audience

Monthly website visitors
36.3K
Month over month-11.8%
Quarter over quarter+21.9%
Top sourceDirect (87.5%)
Ad budget per month$20.0K
Average search rank31.8
Traffic source mix
Direct
87.5%
Search
6.8%
Social
2.9%
Referral
1.7%

LinkedIn followers

Follower count and growth

Total followers

13.1K

12-mo growth

+18.2%

Monthly growth

+3.1%

News

Links