Skip to main content
Caplight Logo









Sunamp Ltd

Sunamp Ltd

Private
EdinburghEnergy & Sustainabilityhttps://sunamp.com/

Last Round

Grant

Nov 28, 2022

Total Funding Raised

$28.12M

Company Overview

Sunamp Ltd is a thermal energy storage company that develops and manufactures compact heat batteries using phase change materials for residential, commercial, and industrial heating and cooling applications.

Sector

Energy & Sustainability

Verticals

Energy Storage, Renewable Energy, Energy Management, Green Building

Business Model

B2B

Customer Profile

Hardware Sales

AI Layer

Non-AI

Keywords

thermal energy storageheat batteryphase change materialPCMthermal storagehot water cylinderrenewable energy storagesolar PV integrationspace heatingenergy managementgreen buildingoff-peak heatinghome batterythermal batterydecarbonization tech

Historical Pricing

Historical view of private secondary pricing and transaction trends.

Unlock Pricing Charts

Sign up to view complete historical pricing and secondary transactions.

Caplight Momentum Score

Proprietary index based on bid/ask volume and sentiment.

View Momentum History

Track how buyer interest and sentiment changes over time.

Sunamp Ltd Comparables

Compare Sunamp Ltd with similar companies based on industry and business-model similarity.

Sunamp Ltd comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Mixergy
84%
tepeo
82%
Newton Energy Solutions
82%

Sunamp Ltd Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
GrantNov 28, 2022
Series BSep 22, 2021
Series AAug 10, 2020
SeedNov 19, 2018

Key People

Founding team and executive leadership

Grant Richardson

Chief Executive Officer

Executive Team

Trisha Miller

Chief Financial Officer, CFO

Executive Team

Sunamp Ltd Investors

Notable investors and investment history

Market signals

Structured signals derived from secondary market and firmographic data.

  • Oct 3, 2025

    Heat batteries integrated with Haier heat pump range using Optimino technology.

  • Dec 15, 2024

    Monthly visitors grew 108% MoM.

Recent news

Latest coverage and updates

  • partners_withJun 18, 2026

    Sunamp Ltd partnered with Urel on Jun 18th '26.

Sunamp Ltd Filings

Explore SEC and related filing metadata, where available.

Sunamp Ltd filings preview — column headings only; records require access
TypeDateAmount OfferedAmount SoldFilingPagesDownload

Filing documents are not displayed on this public page. Request access to learn about available coverage.

Request access

Frequently Asked Questions

Common questions about Sunamp Ltd's valuation, stock price, and market status.

Is Sunamp Ltd a public or private company?

Sunamp Ltd is a private company.

What is the current stock price of Sunamp Ltd?

Sunamp Ltd is a private company with no public stock price. No recent secondary market data is available.

How much is Sunamp Ltd worth (valuation)?

Valuation information for Sunamp Ltd is not publicly available.

Can I buy Sunamp Ltd stock?

Sunamp Ltd shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors. Visit https://www.caplight.com to learn more.

When was Sunamp Ltd's last funding round?

Sunamp Ltd's most recent funding round was Grant on November 28, 2022.

Who are the main investors in Sunamp Ltd?

Key investors in Sunamp Ltd include Aurus Capital, Scottish National Investment Bank.

Will Sunamp Ltd IPO soon?

No public IPO plans have been announced for Sunamp Ltd.

How can I track Sunamp Ltd secondary market activity?

Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor Sunamp Ltd's secondary market activity and sign up for updates.

Firmographic Details

HeadquartersEdinburgh
Employee Range54
Year Founded2005
Last FundingNov 28, 2022

Institutional Data Access

Join leading institutional investors using Caplight to access private market data, discover pricing, and execute secondary block trades.

Requires verified institutional or accredited status.

See something wrong or outdated?