Alsym Energy, Inc.
Non-flammable sodium-ion battery cells for energy storage
- Sector
- Energy
- Headquarters
- WOBURN, MA
- Founded
- 2015
- Latest Form D
- $63.4M, Feb 2024
- Total capital
- $81.8M
- Federal grants
- None on recordNo awards found in SBIR/STTR, NIH, NSF or DoD records.
- Private capital raised
- $81.8M
- 3 Form D · last Feb 2024
- 32 months since last filing
- Federal contracts
- None on recordNo federal contract awards found.
- Granted patents
- 2
- 15 pending · first 2024
- Rank in peer group#30 of 108
Capital timeline
Latest events
- Private capital raisedForm D · SEC · 3rd filing$63.4M
- Private capital raisedForm D · SEC · 2nd filing$14.8M
- Private capital raisedForm D · SEC · 1st filing$3.7M
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 108 peers
Line = medianEnergy · Material
- Granted patents#30 · top 28%
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
From SEC Form D filings- Kripa VaranasiDirectorNamed in SEC Form D filings
- Mark LittleDirectorNamed in SEC Form D filings
- Michael HannonExecutive OfficerNamed in SEC Form D filings
- Mukesh ChatterExecutive Officer, DirectorNamed in SEC Form D filings
- Nitin NohriaDirectorNamed in SEC Form D filings
- Ralph VogelDirectorNamed in SEC Form D filings
What it has protected
USPTO · 2 granted of 17- PendingAnode Materials For Electrochemical Cells And Methods Of Their SynthesisUSPTOApplication 19410864
- GrantedRechargeable Aluminum Ion BatteryUSPTOUS 12,418,192
- PendingAqueous Aluminum Ion Batteries, Hybrid Battery-capacitors, Compositions Of Said Batteries And Battery-capacitors, And Associated Methods Of Manufacture And UseUSPTOApplication 18781442
Show all 17 patent records
- Anode Materials For Electrochemical Cells And Methods Of Their SynthesisJun 11, 2026 · Application 19410864Pending
- Rechargeable Aluminum Ion BatterySep 16, 2025 · US 12,418,192Granted
- Aqueous Aluminum Ion Batteries, Hybrid Battery-capacitors, Compositions Of Said Batteries And Battery-capacitors, And Associated Methods Of Manufacture And UseMay 29, 2025 · Application 18781442Pending
- Transition-metal-oxide-based Electrodes For Aqueous Electrochemical CellsFeb 20, 2025 · Application 18670703Pending
- Aqueous Electrochemical Cells And Components ThereforDec 5, 2024 · Application 18670120Pending
- Aqueous Aluminum Ion Batteries, Hybrid Battery-capacitors, Compositions Of Said Batteries And Battery-capacitors, And Associated Methods Of Manufacture And UseAug 27, 2024 · US 12,074,273Granted
- Energy Storage Devices With Aqueous Electrolytes And Components ThereforMay 16, 2024 · Application 18389448Pending
- Separators, Additives, Energy Storage Devices And Electrodes Including Them, And Methods Of Their ManufactureFeb 8, 2024 · Application 18230297Pending
- Electrochemical Cells, Components Thereof, And Methods Of Their ManufactureMar 10, 2022 · Application 17469392Pending
- Energy Storage Devices With Aqueous Electrolytes And Components ThereforApplication PCTUS2023079647Pending
- Separators, Additives, Energy Storge Devices And Electrodes Including Them, And Methods Of Their ManufactureApplication PCTUS2023029479Pending
- Transition-metal-oxide-based Electrodes For Aqueous Electrochemical CellsApplication 63468223Pending
- Transition-Metal-Oxide-Based Electrodes for Aqueous Electrochemical CellsApplication 63468220Pending
- Transition-metal-oxide-based Electrodes For Aqueous Electrochemical CellsApplication PCTUS2024030446Pending
- Aqueous Electrochemical Cells And Components ThereforApplication PCTUS2024030352Pending
- Electrochemical Cells, Components Thereof, And Methods Of Their ManufactureApplication PCTUS2021049421Pending
- Anode Materials For Electrochemical Cells And Methods Of Their SynthesisApplication 63729311Pending
Related companies, and why
- ZAP ENERGY, INC.Similar federal contract value in Energy · null in contracts
- Ample, Inc.Similar federal contract value in Energy · null in contracts
- ONE STONE ENERGY PARTNERS, L.P.Similar federal contract value in Energy · null in contracts
- Zero Emissions Asset ManagementSimilar federal contract value in Energy · null in contracts
- GbatteriesSimilar federal contract value in Energy · null in contracts
- ETC Solar, Inc.Similar 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 .