GREEN MOUNTAIN SEMICONDUCTOR, INC.

Burlington, VT · Semiconductors · Private

Radiation-hardened neural processor with embedded MRAM in FD-SOI process and fault-injection evaluation software

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Updated Oct 23, 2026 · greenmountainsemi.com

Sector: Semiconductors
Headquarters: Burlington, VT
Total capital: $3.1M

Federal grants: $2.1M; 5 awards · 2016–2024; Rank in peer group#1 of 68
Private capital raised: None on recordNo Form D filings on SEC EDGAR. Some raises are not filed.
Federal contracts: $985K; 2 awards · NASA; Rank in Semiconductors#125 of 707
Granted patents: 6; first 2018; Rank in peer group#11 of 68

Capital timeline

Latest events

Aug 2024Federal contractNASA · FY24 SBIR Phase I- Spiking Neuromorphic Hardware Accelerator With Reram$160K
Aug 2024Federal grantNASA · Phase I · FY24 SBIR Phase I- Spiking Neuromorphic Hardware Accelerator With Reram$150K
Jul 2024Federal grantNASA · Phase II · Phasse II - A Radiation Hard Network On Chip Neural Processor With Rram$850K
Jul 2024Federal contractNASA · Phasse II - A Radiation Hard Network On Chip Neural Processor With Rram$825K
Jul 2023Federal grantNASA · Phase I · A Radiation Hard Neural Processor With Embedded MRAM$150K
Sep 2018Federal grantNSF · Phase II · SBIR Phase II: In-Memory Artificial Neural Network$750K
Jun 2016Federal grantNSF · Phase I · SBIR Phase I: Ultra-High Speed In-Memory Searchable Dynamic Random Access Memory$225K

Node area is scaled to amount. Form D reports securities sold, which can differ from an announced round; filings are numbered in the order they were made.

Standing among 68 peers

Line = median

Semiconductors · Device

Federal grants#1 · top 1%
Granted patents#11 · top 16%

Cumulative measures favor older companies. Rankings describe position today, not outcome. Below the median, ranks show as a band rather than a number.

Founders and team

No founders are linked to this company yet.

Founders appear once a person is matched to the company through its own patents, grants or filings. We never infer people from social profiles.

Checked: USPTO inventors; federal award principal investigators; SEC Form D related persons · Oct 23, 2026

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What it has protected

USPTO · 6 granted of 6

Feb 21, 2023GrantedRecursive Neural Network Using Random Access MemoryUSPTOUS 11,586,895
Jun 29, 2021GrantedFlexible, Low-Latency Error Correction Architecture For Semiconductor Memory ProductsUSPTOUS 11,048,583
Oct 27, 2020GrantedArtificial Neural Network Functionality Using Dynamic Random-access MemoryUSPTOUS 10,818,344

Show all 6 patent records

Recursive Neural Network Using Random Access MemoryFeb 21, 2023 · US 11,586,895Granted
Flexible, Low-Latency Error Correction Architecture For Semiconductor Memory ProductsJun 29, 2021 · US 11,048,583Granted
Artificial Neural Network Functionality Using Dynamic Random-access MemoryOct 27, 2020 · US 10,818,344Granted
Artificial Neural Network Functionality Within Dynamic Random-access MemoryJul 23, 2019 · US 10,360,971Granted
Dynamic Random-Access Memory With Embedded Artificial Neural Network FunctionalityJun 19, 2018 · US 10,002,658Granted
Content Addressable Dynamic Random-Access Memory with Parallel Search FunctionalityFeb 20, 2018 · US 9,899,087Granted

Etaphase, IncorporatedSimilar federal contract value in Semiconductors · $1M in contracts
FIREFLY PHOTONICS LLCSimilar federal contract value in Semiconductors · $1M in contracts
QUANTTERA LLCSimilar federal contract value in Semiconductors · $1.0M in contracts
Cosmic Microwave Technology, Inc.Similar federal contract value in Semiconductors · $937K in contracts
SCDEVICE LLCSimilar federal contract value in Semiconductors · $850K in contracts
LyteChip Inc.Similar federal contract value in Semiconductors · $823K in contracts

Sources

Federal grants from SBIR/STTR, NIH, NSF and DoD records. Federal contracts from USAspending.gov. Private capital from SEC Form D. Patents from USPTO. Publications from OpenAlex. Regulatory activity from the Federal Register. Press matched on company name.

How to read this page

Figures show associations in public records, not causes or predictions. Nothing here is investment advice. An em-dash means no record was found under this company's name, not that none exists.

Data freshness

SEC Form D filings through Oct 23, 2026. SBIR and STTR awards through Oct 21, 2026.