Insights

Sustainability Focus Position Sero as a partner for social housing providers pursuing Net Zero and retrofit programs. Highlight B-Corp certification and expertise in energy, finance, and retrofit to address landlords' needs for greener, healthier, and more affordable homes.

Retrofitting Expertise Leverage Sero's end-to-end retrofit capabilities to offer scalable, funded upgrade programs for large housing portfolios. Emphasize collaboration with landlords to plan, finance, and implement multi-site improvements efficiently.

Tech-Driven Efficiency Leverage the tech stack (AWS, MongoDB, Docker, GitLab, Sage, M365) as a selling point for project transparency, data analytics, and streamlined delivery. Offer a digital platform or dashboards to monitor progress, savings, and compliance.

Funding Readiness Highlight available financing pathways and grant eligible retrofit projects to reduce upfront costs for landlords. Position Sero as a one-stop shop that aligns project finance with energy savings to improve ROI.

Market Positioning Target mid-sized social housing portfolios in need of scalable energy upgrades. Use Sero’s B-Corp branding and proven sector focus to differentiate from general services firms and accelerate vendor selection in sustainability-driven procurement cycles.

Similar companies to Sero

Sero Tech Stack

Sero uses 8 technology products and services including Amazon Web Services, Docker, MongoDB, and more. Explore Sero's tech stack below.

Media & News

Sero's Email Address Formats

Sero uses at least 3 email formats:
Sero Email FormatsExamplePercentage
First.Last@sero.lifeJohn.Doe@sero.life
64%
First@sero.lifeJohn@sero.life
32%
First.Middle@sero.lifeJohn.Michael@sero.life
4%

Frequently Asked Questions

What is Sero's stock symbol?

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Sero is a publicly traded company; the company's stock symbol is TLK.

What is Sero's official website and social media links?

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Sero's official website is sero.life and has social profiles on LinkedIn and Crunchbase.

How much revenue does Sero generate?

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As of October 2026, Sero's annual revenue is estimated to be $1M - $10M.

What is Sero's NAICS code?

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Sero's NAICS code is 5416 - Management, Scientific, and Technical Consulting Services.

How many employees does Sero have currently?

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As of October 2026, Sero has approximately 131 employees across 5 continents, including Europe, Asia and North America. Key team members include Chief Commercial Officer (cco): E. W. M., Chief Financial Officer: M. B. and Head Of Projects: J. M. Explore Sero's employee directory with LeadIQ.

What industry does Sero belong to?

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Sero operates in the Services for Renewable Energy industry.

What technology does Sero use?

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Sero's tech stack includes Amazon Web Services, Docker, MongoDB, Figma, Microsoft 365, Google Cloud, GitLab and Atlassian Confluence.

What is Sero's email format?

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Sero's email format typically follows the pattern of First.Last@sero.life. Find more Sero email formats with LeadIQ.

How much funding has Sero raised to date?

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As of October 2026, Sero has raised $15M in funding. The last funding round occurred on May 20, 2023 for $7.5M.

When was Sero founded?

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Sero was founded in 2017.
Sero logo

Sero

Services for Renewable EnergyWales, United Kingdom51-200 Employees

Sero is a mid-sized renewable energy services company based in Cardiff, Wales. A B-Corp, it collaborates with landlords in the social housing sector to plan, finance, and implement large-scale retrofit programs, combining expertise in energy, retrofit, and finance with its technology.

As an Energy Services Company, Sero focuses on helping landlords achieve Net Zero and on supporting residents to transition to greener homes while reducing energy bills. Its services address the needs of social housing providers seeking scalable, managed retrofit initiatives. The organization operates within the renewables services industry, aiming to advance energy-efficiency improvements for housing stock.

Section iconCompany Overview

Website
sero.life
Stock Symbol
TLK
NAICS Code
5416 - Management, Scientific, and Technical Consulting Services
Founded
2017
Employees
51-200

Section iconFunding & Financials

  • $15M

    Sero has raised a total of $15M of funding over 2 rounds. Their latest funding round was raised on May 20, 2023 in the amount of $7.5M as a Venture Round.

  • $1M - $10M

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

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