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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.

EmployerLCA filingsRole titlesWorksitesCoverageUSCIS approvalsTop roleSourcesOpen
Solidenergy Systems, LLC
SES.AI, SOLIDENERGY SYSTEMS LLC
36224FY2019 to FY2026
Latest decision 2026-02-06
14Cathode Leader
5 filings
dol_oflc_lca, uscis_h1b_employer_data_hubProfile

Activity summary

LCA filings36
Certified LCAs32
Denied LCAs1
Role titles22
Worksites4
Latest decision2026-02-06
USCIS approvals14
USCIS denials0

Aliases and source names

AliasesSource NamesSources
SES.AI, SOLIDENERGY SYSTEMS LLCSolidenergy Systems, LLC, SOLIDENERGY SYSTEMS LLCdol_oflc_lca, uscis_h1b_employer_data_hub

Top roles

TitleSOCLCA filingsLow wage minHigh wage max
Cathode Leader17-2131.00
Materials Engineers
5$160,000$180,000
Corporate Controller11-3031.01
Treasurers and Controllers
3$240,000$350,000
Senior Scientist19-2032.00
Materials Scientists
3$125,000$158,974
BATTERY PACK DEVELOPMENT SCIENTIST17-2141
MECHANICAL ENGINEERS
2$125,000$150,000
Machine Learning Scientist15-2051.00
Data Scientists
2$150,000$3,600,000
Machine Learning Scientist LLM15-2051.00
Data Scientists
2$138,000$6,669,000
Project Manager13-1082.00
Project Management Specialists
2$75,000$165,000
Senior Director, Cell Engineering11-9041.00
Architectural and Engineering Managers
2$200,000$250,000
Assistant Corporate Controller11-3031.01
Treasurers and Controllers
1$175,000$190,000
Associate Scientist19-2032.00
Materials Scientists
1$63,100$65,000

Top markets

CityStatePostal CodeLCA CountRole Title CountWage Low MinWage High MaxFirst Fiscal YearLatest Fiscal Year
WoburnMA0180117963,5003,600,0002,0212,026
WoburnMA1801161462,550270,0002,0192,022
ColmaCA9401421138,0006,669,0002,0242,024
BelmontCA9400211300,000350,0002,0242,024

Full company payload

Company IDcompany:solidenergy systems
NameSolidenergy Systems, LLC
Normalized Namesolidenergy systems
Source Company Idscompany_dol_oflc_lca_solidenergy_systems_llc, company_uscis_h1b_datahub_solidenergy_systems_llc_tax_9788
Source NamesSolidenergy Systems, LLC, SOLIDENERGY SYSTEMS LLC
AliasesSES.AI, SOLIDENERGY SYSTEMS LLC
Sourcesdol_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"
      ]
    },
    {
      "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,
      "first_fiscal_year": 2023,
      "latest_fiscal_year": 2026,
      "source": "dol_oflc_lca"
    },
    {
      "value": "335910",
      "filing_count": 6,
      "first_fiscal_year": 2024,
      "latest_fiscal_year": 2025,
      "source": "dol_oflc_lca"
    },
    {
      "value": "5417",
      "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",
    "lca_count": 1,
    "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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