Best Semiconductors Companies in New Hampshire, United States
The 68 best Semiconductors companies in New Hampshire, United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Xan3D Technologies.
Our analysis of 69 Semiconductors companies
$22.3b in tracked funding; 88% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2025.
Ranked: Best Semiconductors companies in New Hampshire
| # | Company | Disclosed funding | Last round | Stage | Founder | Founded | Tech stack | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Xan3D Technologies Manufacturer of diversified semiconductors | $40M | 292 mo ago | Series B | — | 2000 | — | — | — |
| 2 | Arctic Sand Technologies Developing power conversion solutions. | $36M | 127 mo ago | Acqui-Hired | — | 2011 | — | 152 patents Switched‑capacitor DC‑DC converters and charge‑pump control with integrated capacitors | — |
| 3 | Astrodyne TDI Manufacturer of power supplies, EMI filters, and related power products | $11M | 139 mo ago | Acquired | — | 1994 | HubSpot CMS HubBootstrapEmotion+18 | 12 patents Adaptive power conversion modules with tunable capacitive filters and high‑slew‑rate outputs | — |
| 4 | Phoseon Manufacturer of UV LED systems for life sciences and industrial curing. | $9M | 237 mo ago | Acquired | Bill Cortelyou CEO & President | 2002 | WordPress Block EditorWordPressMySQL+21 | 480 patents UV illumination and imaging technologies for high‑throughput microscopy and photopolymer curing | — |
| 5 | AllSpice Provider of AI-powered design review platform for schematics and PCB layouts | $6M | 12 mo ago | Series A | Valentina Villagra Co-Founder | 2018 | WordPress Block EditorWordPressMySQL+30 | — | — |
| 6 | ARC Energy Provider sapphire growth furnaces and solutions for wafer inspection | $5M | 196 mo ago | Deadpooled | — | 2007 | — | — | — |
| 7 | Beacon-Tech Electronic manufacturers' representative offering technical sales and support to customers | $5M | 18 mo ago | Series A | — | 1993 | — | — | — |
| 8 | AAI Manufacturer of quality integrated circuits and other components | — | 47 mo ago | Funding Raised | Thomas Mahoney President/CEO | 1998 | — | 302 patents Passive fuel‑air separation for UAV engines, VTOL wing‑plate systems, and telescoped ammunition design | — |
Top 11 Semiconductors companies in New Hampshire
#1
Series A · Wakefield, New Hampshire · founded 2018 · 20 employees$6Mraised▾
Provider of AI-powered design review platform for schematics and PCB layouts. The platform supports hardware design reviews, identifies potential risks, and facilitates collaboration. It offers visual diffs for schematics, layouts, and BOMs, highlighting changes. The platform centralizes reviews with visual redlines, in-design commenting, and checklists. It maintains a traceable history of design updates with version control and role-based permissions.
- Jun 2025Series A$15M
- Jul 2023Series A$6M
- Jan 2022Seed—
#2
Series A · Manchester, New Hampshire · founded 1993$5Mraised▾
Electronic manufacturers' representative offering technical sales and support to customers. The company acts as a liaison between electronic component manufacturers and potential customers. It provides technical expertise and sales support to facilitate the selection and integration of electronic components into customer products. The company focuses on building relationships with both manufacturers and customers to ensure effective communication and product adoption.
- Dec 2024Series A$5M
#3
Acqui-Hired · Nashua, New Hampshire · founded 2011 · 22 employees$35.6Mraised▾
Arcticsand is a MIT spinoff fabless semiconductor company working to transform power management in electronic devices. Arctic sand designs DC to DC power conversion chips used to convert power in telecom, datacom, industrial and mobility markets which is valued at around 10 billion dollars. Arcticsand's trademark technology TIPS offers significant improvement over other products reducing energy loss by 50%. Arcticsand has won a numerous industry recognitions including 2011 NASA game changer award and US department of energy U Launch award.
- Nov 2015Series B$19.4M
- Jan 2013Series A$9.6M
- Jun 2012Series A$6.6M
- Jan 2012Grant (prize money)$149.9K
#4
Series B · Merrimack, New Hampshire · founded 2000$40Mraised▾
Manufacturer of diversified semiconductors
#5
Acquired · Nashua, New Hampshire · founded 1994 · 309 employees$11Mraised▾
Manufacturer of power supplies, EMI filters, and related power products. The company provides AC/DC and DC/DC power supplies in open frame, enclosed, and board mount configurations. EMI/EMC filters include single-phase, three-phase, and DC options. Coolant types offered are liquid cooled, forced air, conduction, and convection. Uninterrupted power supplies and power distribution units are also available. These products serve medical, industrial, and aerospace applications.
- Nov 2014PE$11M
- Nov 2014Conventional Debt—
- 2013Series A—
#6
Acquired · Hillsboro, New Hampshire · founded 2002 · 120 employees$9.2Mraised▾
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- Sep 2006Series B$1.3M
- Mar 2005Series B$6.4M
#7
Deadpooled · Nashua, New Hampshire · founded 2007 · 24 employees$5Mraised▾
ARC Energy (Advanced Renewable Energy Company)manufactures sapphire growth furnaces and solutions for wafer inspection. It has developed its proprietary sapphire crystal growth technology, CHES (Controlled Heat Extraction System) furnaces, for LED applications including mobile, LED, optical, RFIC, and power electronics. This, it claims, provides a benefit of 75% material utilization for large diameter substrates, as it eliminates wasteful sideways coring, which was required in older technologies.
- Feb 2010Series A$5M
#8
Funding Raised · Portsmouth, New Hampshire · founded 1998 · 422 employees—raised▾
Manufacturer of quality integrated circuits and other components
#9
Acquired · Salem, New Hampshire · founded 1951 · 4 employees—raised▾
Manufacturer of custom LED lights, laser modules, laser diodes, and UV LED curing/disinfection systems. It provides custom LED and laser solutions for industrial, medical, and scientific equipment manufacturers. The company designs and manufactures OEM LED lights and laser modules, offering custom solutions and a selection of laser diodes. It serves industries including food and beverage, medical, pharmaceutical, printing, semiconductor, and security.
#10
Seed · Manchester, New Hampshire · founded 2005 · 75 employees—raised▾
Provider of solid electronics contract manufacturing
- Dec 2018Seed—
#11
Series A · Londonderry, New Hampshire · founded 2012 · 2 employees—raised▾
Provider of optical smoke detector integrated circuits. It sends infrared light to check for airborne particles and visible light to confirm if the particles are smoke. Its ICs can be integrated with multiple LEDs, a photodiode, and signal processing circuitry. Its features include enhanced performance, ruggedness, and compactness.
- Oct 2016Series A—
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Semiconductors coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
How research on Semiconductors is moving in the United States
A read on the academic research around Semiconductors — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 8,739 United States-affiliated papers.
- Georgia Institute of Technology489
- IMEC343
- Intel325
- Purdue University West Lafayette218
- Industrial Technology Research Institute177
- Photonics56→121
- Photonic integrated circuit49→81
- Artificial neural network3→29
- Detector25→48
- Scalability53→73
- Photonics45→59
- Artificial neural network2→14
- Rapid single flux quantum2→12
- Detector20→29
- Image sensor2→11
- Photonics10→28
- Hardware security module6→13
- Thermal10→16
- Automotive industry2→8
- Photonic integrated circuit9→14
Where semiconductors is researched across United States
Location clusters by institution affiliation — each city's volume, stance tone, and a quick read on its hot topic, what's advancing, the opening opportunity, and the main concern.
Who's filing semiconductors patents in the United States
United States semiconductors patent filing is cooling — 112,775 filings from 8,000 assignees (2016–2025), led by IBM, Applied Materials, Intel; annual filings 11572→7675.
- IBM19691
- Applied Materials13119
- Intel11689
- Micron Technology10011
- Texas Instruments4804
- LAM RES4667
- Sandisk Technologies3051
- Qualcomm2897
Common questions
Rohit lives in the feed. He covers what's moving right now — the funding rounds, launches and shifts breaking across the trade press — and ties them back to where the sector is heading.