Boston Materials
Boston Materials manufactures advanced thermal interface materials using its patented Z-axis Fiber technology, serving semiconductor manufacturers, AI/HPC data center operators, and aerospace companies with liquid metal alloy cooling solutions for high-power processors.
- Company typePrivate
- Founded2016
- HeadquartersBillerica, United States
- Headcount11–50
- GTM typeB2B
- OfferingHardware or Manufacturing
What Boston Materials does
Boston Materials is a Massachusetts-based advanced materials company founded in 2016 that develops thermal management solutions for high-power semiconductor and aerospace applications. The company's core technology is its patented Z-axis Fiber™, a vertically aligned carbon fiber architecture made from reclaimed carbon fiber that, when combined with liquid metal alloy, forms its flagship product Liquid Metal ZRT® thermal interface material. This product addresses thermal-mechanical chokepoints in multi-kilowatt-scale AI and HPC processors, delivering an 8-10°C cooling advantage over traditional TIMs while accounting for Coefficient of Thermal Expansion mismatch and complex die warpage in large die arrays. The technology is designed for drop-in integration into existing High Volume Manufacturing (HVM) processes and has been qualified across aggressive thermal shock, power cycling, and humidity test regimes.
The company operates an ISO 9001 certified manufacturing facility in Billerica, Massachusetts, with clean room and HVM-ready process capabilities. Its customer base spans semiconductor manufacturers and AI/HPC data center operators as the primary segment, with secondary applications in aerospace (through a Textron partnership) and electrified vehicles. Boston Materials employs 11-50 people and is venture-backed, with cumulative disclosed funding of approximately $40 million across multiple rounds since inception, including a $13.5 million Series A extension in November 2024.
The business model is enterprise hardware sales with quote-based pricing and direct field sales to semiconductor and aerospace OEMs, complemented by a strategic global supply chain partnership with Mitsubishi Chemical Group that provides APAC distribution reach and access to MCG's established semiconductor materials customer base. The company generated its first commercial revenue from the first-generation Liquid Metal ZRT® product in 2024 and is developing a second-generation product through the MCG collaboration targeting next-generation AI and HPC chip architectures. Revenue is not publicly disclosed, and customer logos beyond Textron have not been announced, suggesting the company is in early commercialization rather than scaled revenue generation.
Boston Materials firmographics
Firmographics- Name
- Boston Materials
- Legal name
- Boston Materials, Inc.
- Website
- https://bostonmaterials.co
- Company type
- Private
- Founded year
- 2016
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- Boston Materials manufactures advanced thermal interface materials using its patented Z-axis Fiber technology, serving semiconductor manufacturers, AI/HPC data center operators, and aerospace companies with liquid metal alloy cooling solutions for high-power processors.
- Ownership category
- akta.pro rank
Boston Materials industry classification
Industry- Product category
- Advanced Materials — Thermal Interface Materials
- NAICS
- Resin and Synthetic Rubber Manufacturing (32521)
- akta.pro primary industry
- Thermal Interface & Heat Management Materials (TIMs/Phase-Change/Graphite) (HDAHAGAN)
- akta.pro secondary industry
- Thermal Management & Heat Dissipation Solutions (TIMs, Lids, Heat Sinks) (HDAHADAG)
Keywords
Where Boston Materials is headquartered
LocationHeadquarters
- HQ city
- Billerica
- HQ country
- United States
- HQ region
- North America
Offices1 record
Markets served
Boston Materials business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Technology or R&D, Supply Chain, Operations, Personnel, Marketing or Sales
Revenue model
- Thermal Interface Materials Sales: Sale of advanced thermal interface materials (Liquid Metal ZRT products) to semiconductor manufacturers, data center operators, and aerospace companies. Products are designed for high-volume manufacturing (HVM) with drop-in integration.
- Advanced Energy Transfer Materials: High-performance materials using Z-axis Fiber technology for energy-efficient applications across semiconductor and aerospace markets.
Go-to-market motion2 records
Distribution channels1 record
Marketing channels3 records
Boston Materials product offering
Product offeringCore offering
Boston Materials manufactures and sells advanced thermal interface materials (TIMs) — centered on its Liquid Metal ZRT® product and underlying Z-axis Fiber™ technology — that combine vertically aligned carbon fiber with liquid metal alloy to deliver 8–10°C of cooling improvement to multi-kilowatt-scale AI and HPC processors. The products are produced at an ISO 9001-certified facility in Billerica, MA and designed for drop-in integration into High Volume Manufacturing (HVM) semiconductor packaging lines, serving semiconductor/AI-HPC, aerospace, and electrified vehicle customers.
Product overview
Boston Materials offers a unified product portfolio centered on its patented Z-axis Fiber™ technology, which serves as the foundation for its thermal interface material products. The flagship product is Liquid Metal ZRT®, a high-performance thermal interface material specifically designed for AI and HPC semiconductor applications. The company commercialized its first-generation Liquid Metal ZRT® product and is developing a second-generation product through a strategic collaboration with Mitsubishi Chemical Group. All products leverage vertically aligned carbon fiber technology made from reclaimed carbon fiber to deliver superior thermal management solutions for data centers, aerospace, and electrified vehicle markets.
Differentiator
Problem solved
Functional benefit
Products and services
- Liquid Metal ZRT® High-performance thermal interface material (TIM) that combines vertically aligned carbon fiber with liquid metal alloy to deliver 8–10°C cooling advantage on multi-kilowatt-scale AI and HPC processors, while addressing CTE-mismatch warpage in large die arrays for semiconductor manufacturers and data center operators.
- Liquid Metal ZRT® (Second Generation) Next-generation Liquid Metal ZRT thermal interface material co-developed with Mitsubishi Chemical Group for high-performance computing and AI data center applications, combining Boston Materials' vertically aligned carbon fiber and liquid metal alloy technology with MCG's materials and packaging capabilities.
- Advanced Energy Transfer Materials Portfolio of thermal interface materials and technologies built on Z-axis Fiber platform for semiconductor, aerospace, and electrified vehicle applications, delivering improved heat transfer and energy efficiency using reclaimed carbon fiber.
Quantifiable outcome
- 8-10°C cooling improvement over traditional thermal interface materials
- +1 more outcomes
Companies that use Boston Materials
Customer profileNamed customers1 record
Segments4 records
Ideal customer profiles3 records
Boston Materials technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature3 records
Boston Materials partnerships and signals
Strategic signalPartnerships
Two partnerships are on record, tiered flagship and minor.
- Mitsubishi Chemical GroupflagshipStrategic collaboration to develop advanced thermal management solutions for semiconductor industry. MCG's venture arm Diamond Edge Ventures made follow-on investment. Partnership combines Boston Materials' vertically aligned carbon fiber and liquid metal alloy technology with MCG's carbon fiber, PET films, coatings, and advanced material testing capabilities. MCG plans to establish advanced semiconductor packaging development laboratories in Asia to support commercialization across APAC region.
- TextronminorPartnership for aerospace lightweight materials product adoption. Boston Materials' Z-axis Fiber technology being applied to aerospace applications.
Scale indicators4 records
Recent moves6 records
Expansion highlights6 records
Boston Materials competitors and assessment
Company assessmentBroad incumbents
- 3M: Diversified materials giant with a broad thermal management product portfolio (thermal pads, adhesives, and phase-change TIMs) sold across electronics, semiconductor, and aerospace markets. Competes with Boston Materials via scale, distribution, and incumbent Approved Vendor List status rather than via a specialized thermal-mechanical niche product.
- Honeywell Electronic Materials: Honeywell supplies thermal management materials, advanced packaging materials, and specialty chemicals into semiconductor and aerospace customers. Overlaps with Boston Materials in advanced semiconductor packaging materials but as part of a much broader portfolio.
Regional players
- Sekisui Chemical: Japanese diversified chemicals company with specialty thermal interface materials, interlayer films, and electronics materials sold primarily to APAC semiconductor and electronics manufacturers. Comparable as an alternative thermal materials supplier into the same advanced packaging customers Boston Materials targets via MCG's APAC lab network.
- Furukawa Electric: Japanese specialty materials and semiconductor materials supplier with thermal management and advanced packaging products serving primarily APAC customers. Comparable to Boston Materials as a thermal materials competitor and a potential APAC supply-chain complement given the Mitsubishi Chemical Group partnership.
- Denka (formerly Denki Kagaku Kogyo): Japanese specialty chemicals company producing thermal management materials, electronic packaging materials, and advanced composites sold primarily to APAC semiconductor customers. Comparable to Boston Materials as a competing regional supplier into APAC advanced packaging and electronics thermal management accounts.
Direct peers
- Shin-Etsu Chemical: One of the world's largest semiconductor materials suppliers and a leading manufacturer of thermal interface materials (silicone-based greases, pads, and gels) used in chip packaging. Directly comparable as a competing supplier of TIMs into the same AI/HPC and advanced packaging customer base that Boston Materials targets with Liquid Metal ZRT®.
- Boyd Corporation: Specialized thermal management solutions provider (including former Laird Thermal Systems) focused on cooling data centers, AI servers, and power electronics. Directly comparable as a competitor in the AI/HPC thermal management market that Boston Materials is targeting with Liquid Metal ZRT®.
- Indium Corporation: Specialty metals and alloys supplier with a dedicated line of metal-based thermal interface materials including liquid metal and indium-based TIMs. The closest direct competitor to Boston Materials' liquid-metal-alloy approach for high-power semiconductor cooling.
- Henkel (Bergquist): Henkel's Bergquist brand is a market-leading portfolio of thermal interface materials (gap fillers, thermal pads, phase-change materials) for power electronics and semiconductor packages. Directly competes with Boston Materials in supplying thermal management materials to AI chip and power electronics OEMs.
- Parker Hannifin (Chomerics): Parker's Chomerics division supplies thermal interface materials, EMI shielding, and engineered materials into semiconductor and aerospace applications. Directly comparable as a competing supplier of advanced thermal management materials to overlapping AI/HPC and aerospace customers.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat4 records
Key risks6 records
Key highlights6 records
Customer concentration
Boston Materials social profiles
Digital presenceBoston Materials compliance and trust
Trust signalCompliance1 record
Boston Materials financial estimates
Financial estimateRevenue estimate
Valuation estimate
Boston Materials leadership team
Management profileNumber of profiles
Profiles4 records
Boston Materials funding detail
Funding detailFunding overview
Funding rounds15 records
Investors16 records
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Boston Materials M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Boston Materials
What does Boston Materials do?
Boston Materials manufactures and sells advanced thermal interface materials (TIMs) — centered on its Liquid Metal ZRT® product and underlying Z-axis Fiber™ technology — that combine vertically aligned carbon fiber with liquid metal alloy to deliver 8–10°C of cooling improvement to multi-kilowatt-scale AI and HPC processors. The products are produced at an ISO 9001-certified facility in Billerica, MA and designed for drop-in integration into High Volume Manufacturing (HVM) semiconductor packaging lines, serving semiconductor/AI-HPC, aerospace, and electrified vehicle customers.
Is Boston Materials a public or private company?
Boston Materials is a private company. It is classified as venture growth investor backed and is currently operating.
When was Boston Materials founded?
Boston Materials was founded in 2016. It employs 11 to 50 people.
Where is Boston Materials based?
Boston Materials is headquartered in Billerica, United States, in the North America region.
How does Boston Materials make money?
Two revenue lines are on record. Thermal Interface Materials Sales are the primary driver. The others are advanced Energy Transfer Materials.
Who are Boston Materials's main competitors?
Broad incumbents on record are 3M and Honeywell Electronic Materials. Regional players are Sekisui Chemical, Furukawa Electric and Denka (formerly Denki Kagaku Kogyo). Direct peers are Shin-Etsu Chemical, Boyd Corporation, Indium Corporation, Henkel (Bergquist) and Parker Hannifin (Chomerics).
Does Boston Materials have an API?
No public API is recorded for Boston Materials.
What industry is Boston Materials in?
Boston Materials's product category is Advanced Materials — Thermal Interface Materials. Its primary akta.pro industry code is HDAHAGAN, Thermal Interface & Heat Management Materials (TIMs/Phase-Change/Graphite), with a secondary code of HDAHADAG, Thermal Management & Heat Dissipation Solutions (TIMs, Lids, Heat Sinks). Its NAICS code is 32521.