Insights

Legacy buildings focus Kelvin targets decarbonization of legacy buildings with energy waste reduction and precise temperature control for apartments, presenting an opportunity to upsell energy efficiency upgrades to property owners and managers in retrofit programs.

Mid-market traction With 51-200 employees and revenue between 25 to 50 million, Kelvin sits in the mid-market segment, indicating potential fit for enterprise-grade energy management solutions and service contracts for building portfolios.

Funding momentum A total funding of 36 million signals investor confidence and capacity for scale, suggesting readiness for expanded sales efforts into new markets and larger pilot programs with utility partnerships or real estate developers.

Tech stack leverage Kelvin’s use of cloud platforms and popular CRM and CMS/tools (AWS, iCIMS, HubSpot, Zendesk, Shopify/Squarespace) indicates a modern tech foundation that can integrate with existing property tech stacks, enabling streamlined procurement and implementation for clients.

Growth parallels Comparable companies listed span various sizes and revenues, implying Kelvin could pursue partnerships with property management firms and developers seeking scalable decarbonization solutions, as well as competitive positioning for bids against energy retrofit vendors.

Similar companies to Kelvin

Kelvin Tech Stack

Kelvin uses 8 technology products and services including iCIMS, Amazon Web Services, Squarespace, and more. Explore Kelvin's tech stack below.

Kelvin's Email Address Formats

Kelvin uses at least 4 email formats:
Kelvin Email FormatsExamplePercentage
First@radiatorlabs.comJohn@radiatorlabs.com
76%
First.Last@radiatorlabs.comJohn.Doe@radiatorlabs.com
21%
Last@radiatorlabs.comDoe@radiatorlabs.com
3%
FLast@kel.vinJDoe@kel.vin
100%

Frequently Asked Questions

What is Kelvin's phone number?

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You can contact Kelvin's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

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

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Kelvin's official website is kel.vin and has social profiles on LinkedIn and Crunchbase.

How much revenue does Kelvin generate?

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As of October 2026, Kelvin's annual revenue is estimated to be $25M - $50M.

What is Kelvin's NAICS code?

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

How many employees does Kelvin have currently?

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As of October 2026, Kelvin has approximately 59 employees across 5 continents, including North America, South America and Asia. Key team members include Principal Software Engineer: C. R., Investor & Board Member: C. H. G. and Field Technician: D. B. Explore Kelvin's employee directory with LeadIQ.

What industry does Kelvin belong to?

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Kelvin operates in the Services for Renewable Energy industry.

What technology does Kelvin use?

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Kelvin's tech stack includes iCIMS, Amazon Web Services, Squarespace, WordPress, Zendesk, Squarespace Commerce, Google Workspace and AfterPay.

What is Kelvin's email format?

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Kelvin's email format typically follows the pattern of First@radiatorlabs.com. Find more Kelvin email formats with LeadIQ.

How much funding has Kelvin raised to date?

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As of October 2026, Kelvin has raised $36M in funding. The last funding round occurred on Oct 18, 2023.

When was Kelvin founded?

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Kelvin was founded in 2011.
Kelvin logo

Kelvin

Services for Renewable EnergyNew York, United States51-200 Employees

Kelvin operates in the Services for Renewable Energy industry, focusing on decarbonizing existing buildings. The company’s technology aims to reduce energy waste and provide precise temperature control for apartments within legacy buildings. Based in Brooklyn, New York, Kelvin is a mid-sized firm serving urban property environments.

Its customers include owners and managers of older multi-unit residential buildings seeking improved energy efficiency and cost management. By reducing energy waste and enabling targeted climate control, Kelvin supports decarbonization efforts in urban housing stock. In the broader Services for Renewable Energy field, the company offers practical solutions aimed at modernizing how aging buildings use energy.

Section iconCompany Overview

Phone number
Website
kel.vin
NAICS Code
5416 - Management, Scientific, and Technical Consulting Services
Founded
2011
Employees
51-200

Section iconFunding & Financials

  • $36M

    Kelvin has raised a total of $36M of funding over 12 rounds. Their latest funding round was raised on Oct 18, 2023 as a Convertible Note.

  • $25M - $50M

    Kelvin's revenue is estimated to be in the range of $25M - $50M

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