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Stone Mountain Technologies, Inc.

Stone Mountain Technologies, Inc.

Private
TennesseeEnergy & Sustainabilityhttps://stonemountaintechnologies.com

Last Round

Grant

Oct 15, 2024

Total Funding Raised

$36.98M

Company Overview

Stone Mountain Technologies, Inc. is a manufacturing company that develops and produces high-efficiency gas absorption heat pumps for residential and commercial applications.

Sector

Energy & Sustainability

Verticals

Energy Management, Green Building, Smart Buildings

Business Model

B2B

Customer Profile

Hardware Sales

AI Layer

Non-AI

Keywords

gas absorption heat pumpGAHPcold climate heatinghigh efficiency HVACgas fired heat pumpresidential heatingcommercial heatingdomestic hot waterdecarbonizationlow carbon heatingammonia water absorptionalternative to boilersclean heatingHVAC equipmentenergy efficient heating

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Caplight Momentum Score

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Stone Mountain Technologies, Inc. Comparables

Compare Stone Mountain Technologies, Inc. with similar companies based on industry and business-model similarity.

Stone Mountain Technologies, Inc. comparables — related companies by embedding similarity
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ThermoLift
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Robur
69%
A. O. Smith Corporation
66%

Stone Mountain Technologies, Inc. Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
GrantOct 15, 2024
Series BOct 3, 2024
Corporate FundingNov 15, 2023
Series ANov 8, 2022
GrantNov 18, 2021
Strategic
Jul 29, 2021

Key People

Founding team and executive leadership

Douglas Coates

Chief Financial Officer

Executive Team

Stone Mountain Technologies, Inc. Investors

Notable investors and investment history

Stone Mountain Technologies, Inc. investors
InvestorRounds
Tennessee Department of Economic and Community DevelopmentCorporate Funding
Energy Impact PartnersSeries A
NGIF AcceleratorGrant
NGIF Industry GrantsGrant
Department of EnergyGrant

Market signals

Structured signals derived from secondary market and firmographic data.

  • Jul 22, 2025

    Partnered with Bruce Sutherland Associates.

  • Jul 14, 2025

    Partnered with Canadian Aqualine Sales for heat pump technology.

Stone Mountain Technologies, Inc. Filings

SEC and related filings with document metadata.

Data table
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Stone Mountain Technologies, Inc. Filings

SEC and related filings with document metadata.

Frequently Asked Questions

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Firmographic Details

HeadquartersTennessee
Employee Range14
Year Founded2008
Last FundingOct 15, 2024

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