Insights

Sustainability Demand Hello Watt targets energy transition for households through a mobile app and turnkey installations (solar, batteries, heat pumps, charging stations). This indicates a growing customer need for integrated, tech-enabled energy efficiency and decarbonization solutions suitable for cross-sell or upsell of hardware, monitoring, and optimization services.

Tech-Driven Engagement A large user base with over two million app downloads signals strong reach for digital marketing, upsell campaigns, and cross-promotion of new features or services. Partnerships with AI tools and a robust cloud stack suggest opportunities to offer premium analytics, personalized energy savings plans, and data-driven product bundles.

Regional Expansion While focused in France, Hello Watt positions itself for Europe-wide expansion with turnkey installations and a scalable app ecosystem. This opens sales opportunities with regional utilities, installers, and financing partners across European markets seeking standardized, tech-enabled energy solutions.

Financial Footing With reported revenue in the low-to-mid millions and a $13M funding round, there is visibility for additional investment in sales capacity, channel partnerships, and marketing to accelerate growth, especially in electrification products and installation services.

Operational Readiness A diverse tech stack (AWS, AI tools, design, and collaboration platforms) combined with a distributed installation network enables scalable deliverables and reliable customer onboarding. Potential sales angles include offering managed services, ongoing optimization subscriptions, and integration with third-party energy platforms for enterprise customers.

Similar companies to Hello Watt

Hello Watt Tech Stack

Hello Watt uses 8 technology products and services including Microsoft Advertising, Amazon Web Services, Figma, and more. Explore Hello Watt's tech stack below.

Hello Watt's Email Address Formats

Hello Watt uses at least 2 email formats:
Hello Watt Email FormatsExamplePercentage
First.L@hellowatt.frJohn.D@hellowatt.fr
69%
First@hellowatt.frJohn@hellowatt.fr
31%

Frequently Asked Questions

What is Hello Watt's official website and social media links?

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Hello Watt's official website is hellowatt.fr and has social profiles on LinkedIn and Crunchbase.

How much revenue does Hello Watt generate?

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As of August 2026, Hello Watt's annual revenue is estimated to be $1M - $10M.

What is Hello Watt's NAICS code?

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Hello Watt's NAICS code is 54162 - Environmental Consulting Services.

How many employees does Hello Watt have currently?

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As of August 2026, Hello Watt has approximately 216 employees across 2 continents, including Europe and Africa. Key team members include Ceo & Founder - Hiring !: S. L. F., Chief Marketing Officer: J. B. and Chief Financial Officer, Head Of Price Comparison Business Unit: M. D. Explore Hello Watt's employee directory with LeadIQ.

What industry does Hello Watt belong to?

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Hello Watt operates in the Environmental Services industry.

What technology does Hello Watt use?

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Hello Watt's tech stack includes Microsoft Advertising, Amazon Web Services, Figma, ChatGPT, Claude by Anthropic, Sentry, SEMrush and Trello.

What is Hello Watt's email format?

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Hello Watt's email format typically follows the pattern of First.L@hellowatt.fr. Find more Hello Watt email formats with LeadIQ.

How much funding has Hello Watt raised to date?

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As of August 2026, Hello Watt has raised $13M in funding. The last funding round occurred on Nov 06, 2023 for $13M.

When was Hello Watt founded?

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Hello Watt was founded in 2017.
Hello Watt logo

Hello Watt

Environmental ServicesÎle-de-France, France201-500 Employees

Hello Watt is an environmental services company focused on making the energy transition simple and accessible to individuals. It offers the Hello Watt application to monitor and optimize electricity and gas use, helping households take control of their consumption and reduce their energy bills. In addition, it provides turnkey installations across France, including solar panels, batteries, heat pumps, and charging stations, which can be controlled from the app to support decarbonization and electrification of homes. 

The company is based in Paris, Île-de-France, and serves households in France and throughout Europe. It relies on a sizable team to advance its platform and services, and the app has been downloaded by more than two million people.

Section iconCompany Overview

NAICS Code
54162 - Environmental Consulting Services
Founded
2017
Employees
201-500

Section iconFunding & Financials

  • $13M

    Hello Watt has raised a total of $13M of funding over 1 rounds. Their latest funding round was raised on Nov 06, 2023 in the amount of $13M as a Series A.

  • $1M - $10M

    Hello Watt's revenue is estimated to be in the range of $1M - $10M

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