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Phononic

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Reimagining cooling and heating thru sustainable semiconductor innovation

Durham, United StatesFounded 2008Energy
Valuation $250–500M Last recorded · 2021
Headcount 100–500 Current team size
Total funding $100–500M Disclosed equity funding
Unlock exact values This page shows ranges. Dealroom has the exact numbers for Phononic and the history behind them.

About Phononic

Phononic is a startup that has developed a new way to cool and heat things using the power of phonons, which are particles of heat. They've created a small, quiet, and sustainable chip that is more reliable and cost-effective than traditional cooling and heating methods. This chip is used in their Solid State Heat Pumps, which are transforming the way various industries cool and heat their products.

Phononic's technology is particularly appealing because it is more sustainable than traditional methods. It uses only CO2 and water, with no harmful refrigerants that contribute to global warming. This makes it a more environmentally friendly choice for cooling and heating.

The company's products are also more efficient, offering up to 40% energy savings compared to traditional refrigerators. They provide better temperature stability, which is crucial for keeping food fresh and ensuring that vaccines and medications are stored at the correct temperature.

Phononic's refrigerators are also quieter and more compact than traditional models, making them a good fit for homes, hotels, and hospitals. By eliminating the bulky compressor found in traditional refrigerators, Phononic's models offer up to 40% more storage capacity.

In terms of business model, Phononic works with designers, engineers, and industry leaders to create thermal solutions that are more reliable, efficient, and sustainable. They offer everything from individual components to fully finished products, positioning themselves as a one-stop-shop for thermal solutions.

Source: Dealroom company data

At a glance

Status
Operational
Founded
2008
Headquarters
Durham, United States
Employees
125
Open positions
8
Dealroom signal
75.1/100
Sector
Energy, Sustainable Development Goals, Cooling Tech, Urban Tech, Building Cooling, Climate Tech, Building Energy Efficiency, Green Buildings, Building Energy Retrofit
Technology
Hardware, Deep Tech, IoT InternetOfThings
Business model
Manufacturing, Marketplace & ecommerce
Client focus
b2b

Funding history

10 recorded events

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
SERIES HOther financing Jan 2023 $0 — Triangle Tweener Fund ↗
LATE VCOther financing Jul 2021 $50M $200M Goldman Sachs Asset Management —
Showing the latest 2 of 10 recorded eventsBook a demo for the full funding history →

Growth signals

Phononic website traffic

Latest recorded traffic for Phononic is 8.8K monthly website visits, up 66% over the last three months. Phononic's team grew 3.3% over the past year.

Latest monthly visits8.8K 3-month web change+66% 1-year team growth+3.3%
Summary metrics are public; monthly history is available with a demoCompare with peers →

Similar companies

Closest operating peers by Dealroom taxonomy

Company identity and context are open; selected comparison metrics preview what is available on the platform.

Showing 8 of the closest matchesCompare every metric →

Investments and acquisitions

Capital deployed

Recent portfolio relationships for companies that also act as investors or acquirers.

Investors

8 investors on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Series A2 investors entered at this stage

Series B and later6 investors entered at this stage

Team profiled 18 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 5 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country
Workforce by country
4 countries with
team presence
🇺🇸 United States82.9%
🇹🇭 Thailand10%
🇹🇼 Taiwan4.3%
🇨🇳 China2.9%
4 countries shown

Market sentiment

Posts on X, past 7 days

An AI-synthesised read of the highest-engagement posts about Phononic on X, ranked by likes and reposts, corporate channels excluded.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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