Home / Companies / Solidenergy Systems, LLC
Solidenergy Systems, LLC H-1B company data
Summary
Solidenergy Systems, LLC filed 36 H-1B labor condition applications (LCAs) with the U.S. Department of Labor between FY2019-FY2026.
Of those, 32 were certified and 1 denied (a 97% certification rate among adjudicated filings).
The filings span 22 distinct role titles across 4 worksites.
The most-sponsored role was Cathode Leader (5 filings), with offered wages from $160,000 to $180,000.
Separately, USCIS H-1B Employer Data Hub records show 14 approved and 0 denied H-1B petitions for this employer.
LCA filings are labor-condition applications certified by the U.S. Department of Labor, not active job postings or approved USCIS H-1B petitions.
| Employer | LCA filings | Role titles | Worksites | Coverage | USCIS approvals | Top role | Sources | Open |
|---|---|---|---|---|---|---|---|---|
| Solidenergy Systems, LLC SES.AI, SOLIDENERGY SYSTEMS LLC | 36 | 22 | 4 | FY2019 to FY2026 Latest decision 2026-02-06 | 14 | Cathode Leader 5 filings | dol_oflc_lca, uscis_h1b_employer_data_hub | Profile |
Activity summary
| LCA filings | 36 |
| Certified LCAs | 32 |
| Denied LCAs | 1 |
| Role titles | 22 |
| Worksites | 4 |
| Latest decision | 2026-02-06 |
| USCIS approvals | 14 |
| USCIS denials | 0 |
Aliases and source names
| Aliases | Source Names | Sources |
|---|---|---|
| SES.AI, SOLIDENERGY SYSTEMS LLC | Solidenergy Systems, LLC, SOLIDENERGY SYSTEMS LLC | dol_oflc_lca, uscis_h1b_employer_data_hub |
Top roles
| Title | SOC | LCA filings | Low wage min | High wage max |
|---|---|---|---|---|
| Cathode Leader | 17-2131.00 Materials Engineers | 5 | $160,000 | $180,000 |
| Corporate Controller | 11-3031.01 Treasurers and Controllers | 3 | $240,000 | $350,000 |
| Senior Scientist | 19-2032.00 Materials Scientists | 3 | $125,000 | $158,974 |
| BATTERY PACK DEVELOPMENT SCIENTIST | 17-2141 MECHANICAL ENGINEERS | 2 | $125,000 | $150,000 |
| Machine Learning Scientist | 15-2051.00 Data Scientists | 2 | $150,000 | $3,600,000 |
| Machine Learning Scientist LLM | 15-2051.00 Data Scientists | 2 | $138,000 | $6,669,000 |
| Project Manager | 13-1082.00 Project Management Specialists | 2 | $75,000 | $165,000 |
| Senior Director, Cell Engineering | 11-9041.00 Architectural and Engineering Managers | 2 | $200,000 | $250,000 |
| Assistant Corporate Controller | 11-3031.01 Treasurers and Controllers | 1 | $175,000 | $190,000 |
| Associate Scientist | 19-2032.00 Materials Scientists | 1 | $63,100 | $65,000 |
Top markets
| City | State | Postal Code | LCA Count | Role Title Count | Wage Low Min | Wage High Max | First Fiscal Year | Latest Fiscal Year |
|---|---|---|---|---|---|---|---|---|
| Woburn | MA | 01801 | 17 | 9 | 63,500 | 3,600,000 | 2,021 | 2,026 |
| Woburn | MA | 1801 | 16 | 14 | 62,550 | 270,000 | 2,019 | 2,022 |
| Colma | CA | 94014 | 2 | 1 | 138,000 | 6,669,000 | 2,024 | 2,024 |
| Belmont | CA | 94002 | 1 | 1 | 300,000 | 350,000 | 2,024 | 2,024 |
Full company payload
| Company ID | company:solidenergy systems |
| Name | Solidenergy Systems, LLC |
| Normalized Name | solidenergy systems |
| Source Company Ids | company_dol_oflc_lca_solidenergy_systems_llc, company_uscis_h1b_datahub_solidenergy_systems_llc_tax_9788 |
| Source Names | Solidenergy Systems, LLC, SOLIDENERGY SYSTEMS LLC |
| Aliases | SES.AI, SOLIDENERGY SYSTEMS LLC |
| Sources | dol_oflc_lca, uscis_h1b_employer_data_hub |
Names
{
"source_names": [
"Solidenergy Systems, LLC",
"SOLIDENERGY SYSTEMS LLC"
],
"dba_names": [
"SES.AI"
],
"name_variants": [
{
"value": "SolidEnergy Systems LLC",
"filing_count": 17,
"first_fiscal_year": 2020,
"latest_fiscal_year": 2025,
"source": "dol_oflc_lca"
},
{
"value": "SolidEnergy Systems, LLC",
"filing_count": 8,
"first_fiscal_year": 2023,
"latest_fiscal_year": 2026,
"source": "dol_oflc_lca"
},
{
"value": "SOLIDENERGY SYSTEMS LLC",
"filing_count": 5,
"first_fiscal_year": 2019,
"latest_fiscal_year": 2019,
"source": "dol_oflc_lca"
},
{
"value": "SES.AI",
"filing_count": 3,
"first_fiscal_year": 2024,
"latest_fiscal_year": 2024,
"source": "dol_oflc_lca"
},
{
"value": "Solidenergy Systems, LLC",
"filing_count": 3,
"first_fiscal_year": 2023,
"latest_fiscal_year": 2025,
"source": "dol_oflc_lca"
},
{
"value": "SOLIDENERGY SYSTEMS LLC",
"source": "uscis_h1b_employer_data_hub"
}
]
}Identifiers
[
{
"identifier_type": "tax_id_last_four",
"identifier_value": "9788",
"source": "uscis_h1b_employer_data_hub"
}
]LCA Activity
{
"lca_count": 36,
"case_count": 36,
"role_title_count": 22,
"worksite_count": 4,
"total_workers": 36,
"first_fiscal_year": 2019,
"first_received_date": "2019-03-15",
"latest_fiscal_year": 2026,
"latest_decision_date": "2026-02-06",
"certified_count": 32,
"denied_count": 1,
"status_breakdown": [
{
"value": "Certified",
"filing_count": 26,
"first_fiscal_year": 2020,
"latest_fiscal_year": 2026,
"source": "dol_oflc_lca"
},
{
"value": "CERTIFIED",
"filing_count": 4,
"first_fiscal_year": 2019,
"latest_fiscal_year": 2019,
"source": "dol_oflc_lca"
},
{
"value": "Certified - Withdrawn",
"filing_count": 2,
"first_fiscal_year": 2024,
"latest_fiscal_year": 2025,
"source": "dol_oflc_lca"
},
{
"value": "Withdrawn",
"filing_count": 2,
"first_fiscal_year": 2020,
"latest_fiscal_year": 2022,
"source": "dol_oflc_lca"
},
{
"value": "Denied",
"filing_count": 1,
"first_fiscal_year": 2024,
"latest_fiscal_year": 2024,
"source": "dol_oflc_lca"
},
{
"value": "WITHDRAWN",
"filing_count": 1,
"first_fiscal_year": 2019,
"latest_fiscal_year": 2019,
"source": "dol_oflc_lca"
}
],
"visa_class_breakdown": [
{
"value": "H-1B",
"filing_count": 35,
"first_fiscal_year": 2019,
"latest_fiscal_year": 2026,
"source": "dol_oflc_lca"
},
{
"value": "E-3 Australian",
"filing_count": 1,
"first_fiscal_year": 2022,
"latest_fiscal_year": 2022,
"source": "dol_oflc_lca"
}
],
"full_time_position_breakdown": [
{
"value": "Y",
"filing_count": 36,
"first_fiscal_year": 2019,
"latest_fiscal_year": 2026,
"source": "dol_oflc_lca"
}
]
}Petition Activity
{
"initial_approval": 0,
"initial_denial": 0,
"continuing_approval": 0,
"continuing_denial": 0,
"total_approval": 14,
"total_denial": 0,
"fiscal_years": [
"2019",
"2020",
"2021",
"2022"
],
"year_metrics": [
{
"cities": [
"Woburn"
],
"states": [
"MA"
],
"fiscal_year": 2019,
"naics_codes": [
"33"
],
"postal_codes": [
"01801"
],
"total_denial": 0,
"initial_denial": 0,
"total_approval": 3,
"initial_approval": 3,
"continuing_denial": 0,
"petition_count_id": "petition_count_uscis_h1b_archive_solidenergy_systems_llc_tax_9788_2019",
"source_record_ids": [
"sr_uscis_h1b_datahub_2019_row_029835"
],
"continuing_approval": 0
},
{
"cities": [
"Woburn"
],
"states": [
"MA"
],
"fiscal_year": 2020,
"naics_codes": [
"33"
],
"postal_codes": [
"01801"
],
"total_denial": 0,
"initial_denial": 0,
"total_approval": 3,
"initial_approval": 3,
"continuing_denial": 0,
"petition_count_id": "petition_count_uscis_h1b_archive_solidenergy_systems_llc_tax_9788_2020",
"source_record_ids": [
"sr_uscis_h1b_datahub_2020_row_044409"
],
"continuing_approval": 0
},
{
"cities": [
"Woburn"
],
"states": [
"MA"
],
"fiscal_year": 2021,
"naics_codes": [
"33"
],
"postal_codes": [
"01801",
"1801"
],
"total_denial": 0,
"initial_denial": 0,
"total_approval": 6,
"initial_approval": 4,
"continuing_denial": 0,
"petition_count_id": "petition_count_uscis_h1b_archive_solidenergy_systems_llc_tax_9788_2021",
"source_record_ids": [
"sr_uscis_h1b_datahub_2021_row_048425",
"sr_uscis_h1b_datahub_2021_row_048426"
],
"continuing_approval": 2
},
{
"cities": [
"Woburn"
],
"states": [
"MA"
],
"fiscal_year": 2022,
"naics_codes": [
"33"
],
"postal_codes": [
"01801"
],
"total_denial": 0,
"initial_denial": 0,
"total_approval": 2,
"initial_approval": 0,
"continuing_denial": 0,
"petition_count_id": "petition_count_uscis_h1b_archive_solidenergy_systems_llc_tax_9788_2022",
"source_record_ids": [
"sr_uscis_h1b_datahub_2022_row_048045"
],
"continuing_approval": 2
}
]
}Addresses
{
"office_addresses": [
{
"address_kind": "office",
"address_line_1": "35 Cabot Road",
"raw_address": "35 Cabot Road WOBURN MA 01801",
"city": "Woburn",
"state": "MA",
"postal_code": "01801",
"filing_count": 1,
"case_count": 1,
"first_fiscal_year": 2026,
"latest_fiscal_year": 2026,
"latest_decision_date": "2026-02-06",
"source_ids": [
"dol_oflc_lca"
]
},
{
"address_kind": "office",
"raw_address": "WOBURN MA 01801",
"city": "Woburn",
"state": "MA",
"postal_code": "01801",
"filing_count": 19,
"case_count": 19,
"first_fiscal_year": 2021,
"latest_fiscal_year": 2025,
"latest_decision_date": "2025-05-23",
"source_ids": [
"dol_oflc_lca"
]
},
{
"address_kind": "office",
"raw_address": "WOBURN MA 1801",
"city": "Woburn",
"state": "MA",
"postal_code": "1801",
"filing_count": 16,
"case_count": 16,
"first_fiscal_year": 2019,
"latest_fiscal_year": 2022,
"latest_decision_date": "2022-03-16",
"source_ids": [
"dol_oflc_lca"
]
}
],
"worksite_addresses": [
{
"address_kind": "worksite",
"address_line_1": "35 Cabot Road",
"raw_address": "35 Cabot Road WOBURN MA 01801",
"city": "Woburn",
"state": "MA",
"postal_code": "01801",
"filing_count": 1,
"case_count": 1,
"first_fiscal_year": 2026,
"latest_fiscal_year": 2026,
"latest_decision_date": "2026-02-06",
"source_ids": [
"dol_oflc_lca"
]
},
{
"address_kind": "worksite",
"raw_address": "WOBURN MA 01801",
"city": "Woburn",
"county": "Woburn City",
"state": "MA",
"postal_code": "01801",
"filing_count": 16,
"case_count": 16,
"first_fiscal_year": 2021,
"latest_fiscal_year": 2025,
"latest_decision_date": "2025-05-23",
"source_ids": [
"dol_oflc_lca"
]
},
{
"address_kind": "worksite",
"raw_address": "COLMA CA 94014",
"city": "Colma",
"county": "San Mateo",
"state": "CA",
"postal_code": "94014",
"filing_count": 2,
"case_count": 2,
"first_fiscal_year": 2024,
"latest_fiscal_year": 2024,
"latest_decision_date": "2024-05-16",
"source_ids": [
"dol_oflc_lca"
]
},
{
"address_kind": "worksite",
"raw_address": "BELMONT CA 94002",
"city": "Belmont",
"county": "San Mateo",
"state": "CA",
"postal_code": "94002",
"filing_count": 1,
"case_count": 1,
"first_fiscal_year": 2024,
"latest_fiscal_year": 2024,
"latest_decision_date": "2024-02-16",
"source_ids": [
"dol_oflc_lca"
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},
{
"address_kind": "worksite",
"raw_address": "WOBURN MA 1801",
"city": "Woburn",
"county": "Woburn City",
"state": "MA",
"postal_code": "1801",
"filing_count": 11,
"case_count": 11,
"first_fiscal_year": 2020,
"latest_fiscal_year": 2022,
"latest_decision_date": "2022-03-16",
"source_ids": [
"dol_oflc_lca"
]
},
{
"address_kind": "worksite",
"raw_address": "WOBURN MA 1801",
"city": "Woburn",
"county": "Middlesex",
"state": "MA",
"postal_code": "1801",
"filing_count": 4,
"case_count": 4,
"first_fiscal_year": 2019,
"latest_fiscal_year": 2019,
"latest_decision_date": "2019-03-28",
"source_ids": [
"dol_oflc_lca"
]
},
{
"address_kind": "worksite",
"raw_address": "WOBURN MA 1801",
"city": "Woburn",
"county": "Massachusetts",
"state": "MA",
"postal_code": "1801",
"filing_count": 1,
"case_count": 1,
"first_fiscal_year": 2019,
"latest_fiscal_year": 2019,
"latest_decision_date": "2019-03-16",
"source_ids": [
"dol_oflc_lca"
]
}
],
"summary": {
"office_address_count": 3,
"worksite_address_count": 7,
"has_street_address_evidence": true,
"caveat": "LCA employer/worksite addresses are capped filing evidence scoped to matched source company names and should not be treated as verified headquarters without external validation."
}
}Geography
{
"states": [
"MA",
"CA"
],
"cities": [
"Woburn",
"Colma",
"Belmont"
],
"postal_codes": [
"01801",
"1801",
"94014",
"94002"
],
"top_markets": [
{
"city": "Woburn",
"state": "MA",
"postal_code": "01801",
"lca_count": 17,
"role_title_count": 9,
"wage_low_min": 63500,
"wage_high_max": 3600000,
"first_fiscal_year": 2021,
"latest_fiscal_year": 2026
},
{
"city": "Woburn",
"state": "MA",
"postal_code": "1801",
"lca_count": 16,
"role_title_count": 14,
"wage_low_min": 62550,
"wage_high_max": 270000,
"first_fiscal_year": 2019,
"latest_fiscal_year": 2022
},
{
"city": "Colma",
"state": "CA",
"postal_code": "94014",
"lca_count": 2,
"role_title_count": 1,
"wage_low_min": 138000,
"wage_high_max": 6669000,
"first_fiscal_year": 2024,
"latest_fiscal_year": 2024
},
{
"city": "Belmont",
"state": "CA",
"postal_code": "94002",
"lca_count": 1,
"role_title_count": 1,
"wage_low_min": 300000,
"wage_high_max": 350000,
"first_fiscal_year": 2024,
"latest_fiscal_year": 2024
}
]
}Industry
{
"naics_codes": [
"5417",
"33"
],
"naics_breakdown": [
{
"value": "335911",
"filing_count": 21,
"first_fiscal_year": 2019,
"latest_fiscal_year": 2024,
"source": "dol_oflc_lca"
},
{
"value": "33591",
"filing_count": 6,
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"latest_fiscal_year": 2026,
"source": "dol_oflc_lca"
},
{
"value": "335910",
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"latest_fiscal_year": 2025,
"source": "dol_oflc_lca"
},
{
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"filing_count": 3,
"first_fiscal_year": 2023,
"latest_fiscal_year": 2025,
"source": "dol_oflc_lca"
}
]
}Wage Summary
{
"annualized_low_min": 62550,
"annualized_high_max": 6669000,
"annualized_low_avg": 286975.25
}Trend
[
{
"fiscal_year": 2019,
"quarter": "Q2",
"lca_count": 5,
"case_count": 5,
"role_title_count": 4,
"worksite_count": 1,
"wage_low_min": 82500,
"wage_high_max": 150000,
"wage_low_avg": 104500
},
{
"fiscal_year": 2020,
"quarter": "Q3",
"lca_count": 4,
"case_count": 4,
"role_title_count": 4,
"worksite_count": 1,
"wage_low_min": 62550,
"wage_high_max": 115000,
"wage_low_avg": 73300
},
{
"fiscal_year": 2021,
"quarter": "Q2",
"lca_count": 2,
"case_count": 2,
"role_title_count": 2,
"worksite_count": 1,
"wage_low_min": 160000,
"wage_high_max": 270000,
"wage_low_avg": 200000
},
{
"fiscal_year": 2021,
"quarter": "Q3",
"lca_count": 3,
"case_count": 3,
"role_title_count": 3,
"worksite_count": 1,
"wage_low_min": 115000,
"wage_high_max": 270000,
"wage_low_avg": 171666.666666667
},
{
"fiscal_year": 2022,
"quarter": "Q1",
"lca_count": 1,
"case_count": 1,
"role_title_count": 1,
"worksite_count": 1,
"wage_low_min": 175000,
"wage_high_max": 190000,
"wage_low_avg": 175000
},
{
"fiscal_year": 2022,
"quarter": "Q2",
"lca_count": 3,
"case_count": 3,
"role_title_count": 2,
"worksite_count": 1,
"wage_low_min": 110000,
"wage_high_max": 250000,
"wage_low_avg": 170000
},
{
"fiscal_year": 2023,
"quarter": "Q3",
"lca_count": 4,
"case_count": 4,
"role_title_count": 4,
"worksite_count": 1,
"wage_low_min": 63500,
"wage_high_max": 175000,
"wage_low_avg": 115375
},
{
"fiscal_year": 2024,
"quarter": "Q1",
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"case_count": 1,
"role_title_count": 1,
"worksite_count": 1,
"wage_low_min": 260000,
"wage_high_max": 290000,
"wage_low_avg": 260000
},
{
"fiscal_year": 2024,
"quarter": "Q2",
"lca_count": 1,
"case_count": 1,
"role_title_count": 1,
"worksite_count": 1,
"wage_low_min": 300000,
"wage_high_max": 350000,
"wage_low_avg": 300000
},
{
"fiscal_year": 2024,
"quarter": "Q3",
"lca_count": 4,
"case_count": 4,
"role_title_count": 3,
"worksite_count": 2,
"wage_low_min": 138000,
"wage_high_max": 6669000,
"wage_low_avg": 1010250
},
{
"fiscal_year": 2024,
"quarter": "Q4",
"lca_count": 2,
"case_count": 2,
"role_title_count": 1,
"worksite_count": 1,
"wage_low_min": 150000,
"wage_high_max": 3600000,
"wage_low_avg": 975000
},
{
"fiscal_year": 2025,
"quarter": "Q3",
"lca_count": 5,
"case_count": 5,
"role_title_count": 5,
"worksite_count": 1,
"wage_low_min": 75000,
"wage_high_max": 350000,
"wage_low_avg": 152164.8
},
{
"fiscal_year": 2026,
"quarter": "Q2",
"lca_count": 1,
"case_count": 1,
"role_title_count": 1,
"worksite_count": 1,
"wage_low_min": 142085,
"wage_high_max": 165000,
"wage_low_avg": 142085
}
]Links
{
"roles": "/v1/roles?company=Solidenergy%20Systems%2C%20LLC",
"wages": "/v1/wages?company=Solidenergy%20Systems%2C%20LLC",
"trends": "/v1/trends?company=Solidenergy%20Systems%2C%20LLC"
}Frequently asked questions
- Does Solidenergy Systems, LLC sponsor H-1B visas?
- Yes. Solidenergy Systems, LLC filed 36 H-1B labor condition applications with the U.S. Department of Labor (FY2019-FY2026), of which 32 were certified. LCA filings are labor-condition applications certified by the U.S. Department of Labor, not active job postings or approved USCIS H-1B petitions.
- How many H-1B applications has Solidenergy Systems, LLC filed?
- Solidenergy Systems, LLC has 36 H-1B LCA filings on record spanning FY2019-FY2026 across 22 role titles and 4 worksites.
- What roles does Solidenergy Systems, LLC sponsor for H-1B?
- The most common H-1B role at Solidenergy Systems, LLC is Cathode Leader (5 filings). Other frequent roles include Corporate Controller, Senior Scientist, Battery Pack Development Scientist, Machine Learning Scientist.
- What wages does Solidenergy Systems, LLC offer H-1B workers?
- For its most-sponsored role (Cathode Leader), Solidenergy Systems, LLC reported offered wages ranging from $160,000 to $180,000 in DOL LCA filings.
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