When was HT Materials Science founded?

HT Materials Science was founded in 2018 and raised its 1st funding round 2 years after it was founded.

Where is HT Materials Science located?

HT Materials Science is headquartered in New York City, United States.

Who is the current CEO of HT Materials Science?

Tom Grizzetti of HT Materials Science. They have also founded 1 company.

How many employees does HT Materials Science have?

As of Aug 31, 2026, the latest employee count at HT Materials Science is 31.

Is HT Materials Science a funded company?

HT Materials Science is a funded company, having raised a total of $27.1M across 5 funding rounds to date. The company's 1st funding round was a $***** Seed round, raised on Aug 06, 2020.

When was the latest funding round of HT Materials Science?

HT Materials Science's latest funding was a $***** Series A round on Jan 08, 2026, with participation from 1 investor. Its primary sector is Energy Efficiency Tech. In United States, the Energy Efficiency Tech sector has seen $4.61B in funding in 2026 to date.

Where does HT Materials Science rank among its competitors?

HT Materials Science ranks 2nd amongst 20 active competitors, of which 2 are funded. It stands 1st in terms of total funding among its competitors. The most recent competitor to raise funding was HT Materials Science, which secured $2.7M in Jan, 2026.

Who are the top competitors of HT Materials Science?

HT Materials Science's top competitors include Armstrong, Allatherm and Flexegraph. Among them, HT Materials Science secured the most recent funding round in January, 2026.

HT Materials Science - 2026 Company Profile, Team, Funding & Competitors

Company Details

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Website: htmaterialsscience.com
Email ID: *****@htmaterialsscience.com
Phone Number: +1 **********

Key Metrics

Founded Year

2018

Location

New York City, United States

Stage

Series A

Total Funding

$27.1M in 5 rounds

Latest Funding Round

Series A, Jan 08, 2026, $*****

Investors

Aramco Ventures & 7 more

Ranked

2^nd among 20 active competitors

Employee Count

31 as on Aug 31, 2026

Similar Companies

Armstrong & 12 more

View HT Materials Science's full profile

HT Materials Science has raised a total funding of $27.1M over 5 rounds. Its first funding round was on Aug 06, 2020. Its latest funding round was a Series A round on Jan 08, 2026 for $*****. 1 investor participated in its latest round. HT Materials Science has 8 institutional investors.

Here is the list of recent funding rounds of HT Materials Science:

Filter this list

Date of Funding	Funding Amount	Round Name	Post-Money Valuation	Revenue Multiple	Lead Investors	Other Investors
Jan 08, 2026	5055405	Series A	2731321	2542462	5840738	3049833
2025	7823	Series A	1156	5000	3937	Peak Sustainability Ventures
Mar 21, 2023	8025901	Series A	9775841	1360866	Aramco Ventures	CDP Venture Capital & 3 more

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View details of HT Materials Science's funding rounds and investors

The founders of HT Materials Science are Tom Grizzetti and Arturo De Risi. Tom Grizzetti is the CEO of HT Materials Science.

Here are the details of HT Materials Science's key team members:

Tom Grizzetti: Co-Founder & CEO of HT Materials Science.
Contact Info: 1 email address
Arturo De Risi: Co-Founder of HT Materials Science.
Contact Info: 1 email address

View details of HT Materials Science's Founder profiles and Board Members

HT Materials Science's employee count trend

HT Materials Science has 31 employees as of Aug 26. Here is HT Materials Science's employee count trend over the years:

Employee count trend for HT Materials Science

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Top competitors of HT Materials Science include Armstrong, Allatherm and Flexegraph. Here is the list of Top 10 competitors of HT Materials Science, ranked by Tracxn score:

Rank	Company Details	Short Description	Total Funding	Investors	Tracxn Score
1st	Armstrong 1900, St. Joseph (United States), Funding Raised	Provider of thermal utility solutions, systems, and services for industries	-	Military Health, OSTI	55/100
2nd	HT Materials Science 2018, New York City (United States), Series A	Developer of a heat transfer fluid additive for improved HVAC system efficiency. This additive enhances heat transfer in water-based cooling and heating systems, leading to reduced energy consumption and a smaller environmental footprint. It is compatible with various closed-loop systems and requires minimal installation effort, with no system shutdown typically needed. The additive is designed for use in commercial and industrial settings, across diverse applications including chillers, heat pumps, and energy recovery units. Ongoing system monitoring is provided to ensure optimal performance.	$27.1M	Peak Sustainability Ventures, Aramco Ventures ... & 6 others	55/100
3rd	Allatherm 2016, Riga (Latvia), Funding Raised	Provider of thermal science and heat transfer devices	-	EIC Fund, Europa	34/100
4th	Flexegraph 2015, Canberra (Australia), Funding Raised	Provider of graphene-based thermal conducting nanofluids	-	Startup Autobahn, Deepbridge Capital	29/100
5th	Hydromx 2021, Piestany (Slovakia), Unfunded	Provider of nano-thermal heat transfer technology	-	-	24/100
6th	iBextechsolutions 2021, Acton (United States), Unfunded	Provider of HVAC solutions, products, and services across various industries	-	-	23/100
7th	Hydromx 2008, Maspeth (United States), Unfunded	Manufacturer of heat transfer fluid designed for closed-loop HVAC systems	-	-	20/100
8th	ACwise 2023, Singapore (Singapore), Unfunded	Provider of HVAC optimization solutions using nanotech refrigerant additive technology	-	-	20/100
9th	Energy Performance 2008, Sacramento (United States), Unfunded	Provider of HVAC energy reduction technology and coil coating applications	-	-	20/100
10th	Energyeffective United Kingdom, Unfunded	Distributor of nanofluid solution for heating and cooling system applications	-	-	18/100