Silver Fir Software, Inc.

Gig Harbor, WA · Founded 2019 · Energy · Private

Software platform for automated fusion neutronics simulation integrating CAD design tools with Monte Carlo calculation workflows

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Updated Oct 23, 2026

Sector: Energy
Headquarters: Gig Harbor, WA
Founded: 2019
Total capital: $321K

Federal grants: $184K; 1 award · 2021; Rank in peer group#22 of 25
Private capital raised: None on recordNo Form D filings on SEC EDGAR. Some raises are not filed.
Federal contracts: $137K; 7 awards · Defense, NASA; Rank in Energy#177 of 998
Granted patents: 0; 2 pending

Capital timeline

Latest events

Sep 2024Federal contractNASA · Silver Fir Software$18K
Aug 2021Federal contractDefense · Renewal Of Attila Software Support$11K
Jun 2021Federal grantEnergy · Phase I · A Design Focused Product to Streamline Fusion Neutronics Calculation Workflow$184K
May 2021Federal contractDefense · Attila - Silver Fir Software Renewall$18K
Feb 2021Federal contractNASA · Attila 4MC Software$26K
Sep 2020Federal contractDefense · Service For Software Maintenance$11K
May 2020Federal contractDefense · Attila - Smp (includes ATTILA4MC) - Mac$44K

Show 1 earlier federal award

Sep 2019Federal contractDefense · Attila Software$11K

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 25 peers

Line = median

Energy · Software

Federal grantsBelow median

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 · 0 granted of 2

May 26, 2022PendingCorrection Mask For Finite Element MethodsUSPTOApplication 17531747
PendingSystems And Methods For Incorporating A Linear Discontinuous Finite Element Method Including Correction MaskUSPTOApplication 63116720

Polar Power, Inc.Similar federal contract value in Energy · $142K in contracts
C-Motive Technologies Inc.Similar federal contract value in Energy · $140K in contracts
SOLID STATE BATTERY INCORPORATEDSimilar federal contract value in Energy · $140K in contracts
World Energy Solutions, Inc.Similar federal contract value in Energy · $131K in contracts
REHNU, INC.Similar federal contract value in Energy · $131K in contracts
NK Labs, LLCSimilar federal contract value in Energy · $125K in contracts

Regulatory activity · Energy

Sector-level, not company-level

09 Jul 2026Air Plan Approval; Michigan; Redesignation and Maintenance Plan for the Partial St. Clair 2010 1-Hour Sulfur Dioxide (SO2) NAAQS Nonattainment AreaEnvironmental Protection Agency
02 Jul 2026Air Plan Approval; Delaware; 2006 24-Hour Fine Particulate Matter Limited Maintenance Plan for the Philadelphia Nonattainment AreaEnvironmental Protection Agency
02 Jul 2026Air Plan Approval; Oklahoma; Updates to the State Implementation Plan for New Source Review Permitting and General SIP ProvisionsEnvironmental Protection Agency
01 Jul 2026List of Approved Spent Fuel Storage Casks: NAC International, Inc., MAGNASTOR® Storage System, Certificate of Compliance No. 1031, Amendment Nos. 16 and 17 and Revisions to Amendment Nos. 0 Through 16Nuclear Regulatory Commission
30 Jun 2026Epyrifenacil; Pesticide TolerancesEnvironmental Protection Agency
30 Jun 2026Fluoxapiprolin; Pesticide TolerancesEnvironmental Protection Agency

Rules are matched to sector, not to company. Recent activity in a sector is context rather than a signal about this business — until rules are matched to what a company actually builds, the section is shown as context and nothing more.

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.