Budderfly
Budderfly

Budderfly

Measured by AhrefsDR34 out of 100, Below median. Ahrefs DR. Open the scores section.Ahrefs DR: 34/100. Below median. Measured by Ahrefs. Median 44.Measured by StartupHub.aiAgent39 out of 100, Below median. Agent Readiness. Open the scores section.Agent Readiness: 39/100. Below median. Measured by StartupHub.ai. Median 41.Measured by Google PageSpeedSpeed65 out of 100, Above median. Site Speed. Open the scores section.Site Speed: 65/100. Above median. Measured by Google PageSpeed. Median 62.Measured by StartupHub.aiTrust85 out of 100, Top 25%. Data Trust. Open the scores section.Data Trust: 85/100. Top 25%. Measured by StartupHub.ai. Median 61.

Energy-as-a-Service platform for businesses.

2017Active394Shelton, USA

About

Budderfly is an Energy-as-a-Service (EaaS) platform that provides businesses with energy efficiency solutions. They install, maintain, and finance energy-saving equipment for their clients, allowing businesses to reduce energy costs and carbon emissions without upfront capital investment. Their services include LED lighting, HVAC upgrades, smart controls, and other energy-efficient technologies.

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Key facts

Website
budderfly.com
Headquarters
Shelton, Connecticut, USA
Founded
2017
Employees
394
Total funding
$1.3B (Funding Round)
Business model
B2B

Funding rounds

Funding rounds raised by Budderfly
DateRoundAmountLead investors
2 Jun 2026Funding Round$100M
26 Mar 2026Debt Facility$550M
23 Jun 2025Debt Financing$100M
11 Jul 2022Private Equity$500MPartners Group
21 Oct 2020Equity Funding$8M
25 Jun 2019Growth Equity and Project Debt$55M
1 Jun 2017Seed$22M

Tech stack

Detected on budderfly.com, last scanned 4 Nov 2026.

Frontend
jQuery, Bootstrap
Analytics
Google Tag Manager
SEO
Yoast SEO
Support
HubSpot
CMS / Builders
WordPress
CDN
Cloudflare
Email marketing
HubSpot Forms
Cookie consent
Cookiebot
Video / media
YouTube
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Frequently asked

Is Budderfly trustworthy and reputable?

StartupHub's Data Trust & Reputation score for Budderfly is 85 out of 100, a trusted rating, based on site security posture, privacy practices, malware and phishing checks, and public reputation signals.

How much funding has Budderfly raised?

Budderfly has raised a total of $1.3B in funding. The most recent round on record is Funding Round.

How many employees does Budderfly have?

Budderfly has approximately 394 people on record.

SEC filings, insider activity, nonprofit links and pay benchmarks for Budderfly:

Company details: from public sources. Funding: no announced round on file. Ownership: not yet claimed by the company. Scores: measured by named tools; each links to its method. Our rules