Siilion, Inc
High-energy lithium-ion cylindrical cells with silicon anode and nickel-rich cathode
- Sector
- Energy
- Founded
- 2014
- Total capital
- $1.6M
- Federal grants
- $1.6M
- 5 awards · 2015–2017
- Rank in peer group#10 of 53
- Private capital raised
- None on recordNo Form D filings on SEC EDGAR. Some raises are not filed.
- Federal contracts
- None on recordNo federal contract awards found.
- Granted patents
- 0
- 3 pending
Capital timeline
Latest events
- Federal grantNSF · Phase II · SBIR Phase II: Modified Ionic Liquid Electrolytes for Low-Cost, High-Energy Li-ion Batteries$174K
- Federal grantEnergy · Phase II · Ionic Liquid Enabled HighEnergy Liion Battery$1M
- Federal grantNSF · Phase I · SBIR Phase I: Modified Ionic Liquid Electrolytes for Low-Cost, High-Energy Li-ion Batteries$225K
- Federal grantDefense · Phase I · Low-cost micron-Si Anodes for Non-flammable, High Energy-Density Lithium-ion Batteries$80K
- Federal grantEnergy · Phase I · Ionic Liquid Enabled High-Energy Li-ion Battery$150K
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 53 peers
Line = medianEnergy · Material
- Federal grants#10 · top 19%
- Linked publications#1 · top 2%
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
Claim this profile to add your teamWhat it has protected
USPTO · 0 granted of 3- PendingViscosity Reduction For Ionic Liquid ElectrolytesUSPTOApplication 62595991
- PendingAdditive Enhancements for Ionic Liquid Electrolytes in Li-ion BatteriesUSPTOApplication 62423075
- PendingLarge-Format Battery Anodes Comprising Coated Silicon ParticlesUSPTOApplication 62407938
Recent research by its founders
- Nickel Production at Vale’s Long Harbour Operations: Impacts of Sulphur Scaling on Pressure Oxidation Circuits20240 cites
- Improvements in Autoclave Availability at Vale’s Long Harbour Refinery20231 cites
- Vale’s Long Harbour Refinery: World Class Producer of Low-Carbon Nickel and Cobalt20231 cites
Related companies, and why
- SiILion, Inc.Shares a founder: Tyler Evans
- Atrevida Science LLCSimilar federal contract value in Energy · null in contracts
- IDARE LLCSimilar federal contract value in Energy · null in contracts
- Solid Power Inc.Similar federal contract value in Energy · null in contracts
- 3NEWABLE LLCSimilar federal contract value in Energy · null in contracts
- WALDEMAR S. NELSON AND COMPANY, INCORPORATEDSimilar federal contract value in Energy · null in contracts
Regulatory activity · Energy
- Air Plan Approval; Michigan; Redesignation and Maintenance Plan for the Partial St. Clair 2010 1-Hour Sulfur Dioxide (SO2) NAAQS Nonattainment AreaEnvironmental Protection Agency
- Air Plan Approval; Delaware; 2006 24-Hour Fine Particulate Matter Limited Maintenance Plan for the Philadelphia Nonattainment AreaEnvironmental Protection Agency
- Air Plan Approval; Oklahoma; Updates to the State Implementation Plan for New Source Review Permitting and General SIP ProvisionsEnvironmental Protection Agency
- List 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
- Epyrifenacil; Pesticide TolerancesEnvironmental Protection Agency
- Fluoxapiprolin; 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 . SBIR and STTR awards through .