Home / Companies / Heirloom Carbon Technologies, Inc.

Heirloom Carbon Technologies, Inc. H-1B company data

Employer profile assembled from DOL OFLC LCA rows and USCIS H-1B Employer Data Hub petition summaries. Rows below include aliases, source IDs, filing coverage, petition counts, role coverage, worksite coverage, and wage summary fields when present.

Role rows Wage rows Trends

Employer	LCA filings	Role titles	Worksites	Coverage	USCIS approvals	Top role	Sources	Open
Heirloom Carbon Technologies, Inc. HEIRLOOM CARBON TECHNOLOGIES INC	33	20	5	FY2021 to FY2026 Latest decision 2025-11-07	3	HEAD OF SUPPLY CHAIN 3 filings	dol_oflc_lca, uscis_h1b_employer_data_hub	Profile

Activity summary

LCA filings	33
Certified LCAs	32
Denied LCAs	0
Role titles	20
Worksites	5
Latest decision	2025-11-07
USCIS approvals	3
USCIS denials	0

Aliases and source names

Aliases	Source Names	Sources
HEIRLOOM CARBON TECHNOLOGIES INC	Heirloom Carbon Technologies, Inc., HEIRLOOM CARBON TECHNOLOGIES INC	dol_oflc_lca, uscis_h1b_employer_data_hub

Top roles

Title	SOC	LCA filings	Low wage min	High wage max
HEAD OF SUPPLY CHAIN	11-3071.04 Supply Chain Managers	3	$220,000	$220,000
Controls Engineer	17-2071.00 Electrical Engineers	2	$127,234	$161,221
Controls Project Engineer	17-2071.00 Electrical Engineers	2	$127,234	$161,221
MECHANICAL DESIGN ENGINEER	17-2141.00 Mechanical Engineers	2	$126,568	$143,000
MECHANICAL DESIGN MANAGER, COMPONENTS	17-2141.00 Mechanical Engineers	2	$148,096	$180,000
Process Development Engineer	17-2131.00 Materials Engineers	2	$118,830	$154,000
Senior Process Development Engineer - Data Science	15-2051.00 Data Scientists	2	$183,310	$195,000
Sr. Controls Project Engineer	17-2199.05 Mechatronics Engineers	2	$168,480	$202,883
CHEMICAL ENGINEER	17-2041.00 Chemical Engineers	1	$82,992	$82,992
CONTROLS ENGINEER	17-2141.00 Mechanical Engineers	1	$130,000	$130,000

Top markets

City	State	Postal Code	LCA Count	Role Title Count	Wage Low Min	Wage High Max	First Fiscal Year	Latest Fiscal Year
Brisbane	CA	94005	27	16	105,955	220,000	2,023	2,026
San Francisco	CA	94107	3	3	82,992	200,000	2,022	2,022
San Francisco	CA	94110	1	1	130,000	130,000	2,021	2,021
Tracy	CA	95304	1	1	126,568	143,000	2,025	2,025
Smyrna	TN	37167	1	1	134,160	205,000	2,025	2,025

Full company payload

Company ID	company:heirloom carbon technologies
Name	Heirloom Carbon Technologies, Inc.
Normalized Name	heirloom carbon technologies
Source Company Ids	company_dol_oflc_lca_heirloom_carbon_technologies_inc, company_uscis_h1b_datahub_heirloom_carbon_technologies_inc_tax_2840
Source Names	Heirloom Carbon Technologies, Inc., HEIRLOOM CARBON TECHNOLOGIES INC
Aliases	HEIRLOOM CARBON TECHNOLOGIES INC
Sources	dol_oflc_lca, uscis_h1b_employer_data_hub

Names

{
  "source_names": [
    "Heirloom Carbon Technologies, Inc.",
    "HEIRLOOM CARBON TECHNOLOGIES INC"
  ],
  "dba_names": [],
  "name_variants": [
    {
      "value": "Heirloom Carbon Technologies, Inc.",
      "filing_count": 25,
      "first_fiscal_year": 2022,
      "latest_fiscal_year": 2026,
      "source": "dol_oflc_lca"
    },
    {
      "value": "HEIRLOOM CARBON TECHNOLOGIES, INC.",
      "filing_count": 8,
      "first_fiscal_year": 2021,
      "latest_fiscal_year": 2024,
      "source": "dol_oflc_lca"
    },
    {
      "value": "HEIRLOOM CARBON TECHNOLOGIES INC",
      "source": "uscis_h1b_employer_data_hub"
    }
  ]
}

Identifiers

[
  {
    "identifier_type": "tax_id_last_four",
    "identifier_value": "2840",
    "source": "uscis_h1b_employer_data_hub"
  }
]

LCA Activity

{
  "lca_count": 33,
  "case_count": 33,
  "role_title_count": 20,
  "worksite_count": 5,
  "total_workers": 33,
  "first_fiscal_year": 2021,
  "first_received_date": "2021-06-16",
  "latest_fiscal_year": 2026,
  "latest_decision_date": "2025-11-07",
  "certified_count": 32,
  "denied_count": 0,
  "status_breakdown": [
    {
      "value": "Certified",
      "filing_count": 27,
      "first_fiscal_year": 2021,
      "latest_fiscal_year": 2026,
      "source": "dol_oflc_lca"
    },
    {
      "value": "Certified - Withdrawn",
      "filing_count": 5,
      "first_fiscal_year": 2024,
      "latest_fiscal_year": 2025,
      "source": "dol_oflc_lca"
    },
    {
      "value": "Withdrawn",
      "filing_count": 1,
      "first_fiscal_year": 2025,
      "latest_fiscal_year": 2025,
      "source": "dol_oflc_lca"
    }
  ],
  "visa_class_breakdown": [
    {
      "value": "H-1B",
      "filing_count": 25,
      "first_fiscal_year": 2022,
      "latest_fiscal_year": 2026,
      "source": "dol_oflc_lca"
    },
    {
      "value": "E-3 Australian",
      "filing_count": 4,
      "first_fiscal_year": 2022,
      "latest_fiscal_year": 2025,
      "source": "dol_oflc_lca"
    },
    {
      "value": "H-1B1 Singapore",
      "filing_count": 4,
      "first_fiscal_year": 2021,
      "latest_fiscal_year": 2025,
      "source": "dol_oflc_lca"
    }
  ],
  "full_time_position_breakdown": [
    {
      "value": "Y",
      "filing_count": 33,
      "first_fiscal_year": 2021,
      "latest_fiscal_year": 2026,
      "source": "dol_oflc_lca"
    }
  ]
}

Petition Activity

{
  "initial_approval": 0,
  "initial_denial": 0,
  "continuing_approval": 0,
  "continuing_denial": 0,
  "total_approval": 3,
  "total_denial": 0,
  "fiscal_years": [
    "2022",
    "2023"
  ],
  "year_metrics": [
    {
      "cities": [
        "San Francisco"
      ],
      "states": [
        "CA"
      ],
      "fiscal_year": 2022,
      "naics_codes": [
        "32"
      ],
      "postal_codes": [
        "94107"
      ],
      "total_denial": 0,
      "initial_denial": 0,
      "total_approval": 2,
      "initial_approval": 2,
      "continuing_denial": 0,
      "petition_count_id": "petition_count_uscis_h1b_archive_heirloom_carbon_technologies_inc_tax_2840_2022",
      "source_record_ids": [
        "sr_uscis_h1b_datahub_2022_row_023790"
      ],
      "continuing_approval": 0
    },
    {
      "cities": [
        "Brisbane"
      ],
      "states": [
        "CA"
      ],
      "fiscal_year": 2023,
      "naics_codes": [
        "32"
      ],
      "postal_codes": [
        "94005"
      ],
      "total_denial": 0,
      "initial_denial": 0,
      "total_approval": 1,
      "initial_approval": 0,
      "continuing_denial": 0,
      "petition_count_id": "petition_count_uscis_h1b_archive_heirloom_carbon_technologies_inc_tax_2840_2023",
      "source_record_ids": [
        "sr_uscis_h1b_datahub_2023_row_013106"
      ],
      "continuing_approval": 1
    }
  ]
}

Addresses

{
  "office_addresses": [
    {
      "address_kind": "office",
      "address_line_1": "125 Valley Drive",
      "raw_address": "125 Valley Drive  BRISBANE CA 94005",
      "city": "Brisbane",
      "state": "CA",
      "postal_code": "94005",
      "filing_count": 1,
      "case_count": 1,
      "first_fiscal_year": 2026,
      "latest_fiscal_year": 2026,
      "latest_decision_date": "2025-11-07",
      "source_ids": [
        "dol_oflc_lca"
      ]
    },
    {
      "address_kind": "office",
      "raw_address": "BRISBANE CA 94005",
      "city": "Brisbane",
      "state": "CA",
      "postal_code": "94005",
      "filing_count": 28,
      "case_count": 28,
      "first_fiscal_year": 2023,
      "latest_fiscal_year": 2025,
      "latest_decision_date": "2025-07-23",
      "source_ids": [
        "dol_oflc_lca"
      ]
    },
    {
      "address_kind": "office",
      "raw_address": "SAN FRANCISCO CA 94107",
      "city": "San Francisco",
      "state": "CA",
      "postal_code": "94107",
      "filing_count": 3,
      "case_count": 3,
      "first_fiscal_year": 2022,
      "latest_fiscal_year": 2022,
      "latest_decision_date": "2022-05-05",
      "source_ids": [
        "dol_oflc_lca"
      ]
    },
    {
      "address_kind": "office",
      "raw_address": "SAN FRANCISCO CA 94110",
      "city": "San Francisco",
      "state": "CA",
      "postal_code": "94110",
      "filing_count": 1,
      "case_count": 1,
      "first_fiscal_year": 2021,
      "latest_fiscal_year": 2021,
      "latest_decision_date": "2021-06-24",
      "source_ids": [
        "dol_oflc_lca"
      ]
    }
  ],
  "worksite_addresses": [
    {
      "address_kind": "worksite",
      "address_line_1": "125 Valley Drive",
      "raw_address": "125 Valley Drive  BRISBANE CA 94005",
      "city": "Brisbane",
      "state": "CA",
      "postal_code": "94005",
      "filing_count": 1,
      "case_count": 1,
      "first_fiscal_year": 2026,
      "latest_fiscal_year": 2026,
      "latest_decision_date": "2025-11-07",
      "source_ids": [
        "dol_oflc_lca"
      ]
    },
    {
      "address_kind": "worksite",
      "raw_address": "BRISBANE CA 94005",
      "city": "Brisbane",
      "county": "San Mateo",
      "state": "CA",
      "postal_code": "94005",
      "filing_count": 25,
      "case_count": 25,
      "first_fiscal_year": 2023,
      "latest_fiscal_year": 2025,
      "latest_decision_date": "2025-05-30",
      "source_ids": [
        "dol_oflc_lca"
      ]
    },
    {
      "address_kind": "worksite",
      "raw_address": "SMYRNA TN 37167",
      "city": "Smyrna",
      "state": "TN",
      "postal_code": "37167",
      "filing_count": 1,
      "case_count": 1,
      "first_fiscal_year": 2025,
      "latest_fiscal_year": 2025,
      "latest_decision_date": "2025-07-23",
      "source_ids": [
        "dol_oflc_lca"
      ]
    },
    {
      "address_kind": "worksite",
      "raw_address": "BRISBANE CA 94005",
      "city": "Brisbane",
      "state": "CA",
      "postal_code": "94005",
      "filing_count": 1,
      "case_count": 1,
      "first_fiscal_year": 2025,
      "latest_fiscal_year": 2025,
      "latest_decision_date": "2025-07-10",
      "source_ids": [
        "dol_oflc_lca"
      ]
    },
    {
      "address_kind": "worksite",
      "raw_address": "TRACY CA 95304",
      "city": "Tracy",
      "county": "San Joaquin",
      "state": "CA",
      "postal_code": "95304",
      "filing_count": 1,
      "case_count": 1,
      "first_fiscal_year": 2025,
      "latest_fiscal_year": 2025,
      "latest_decision_date": "2025-05-08",
      "source_ids": [
        "dol_oflc_lca"
      ]
    },
    {
      "address_kind": "worksite",
      "raw_address": "SAN FRANCISCO CA 94107",
      "city": "San Francisco",
      "county": "San Francisco",
      "state": "CA",
      "postal_code": "94107",
      "filing_count": 3,
      "case_count": 3,
      "first_fiscal_year": 2022,
      "latest_fiscal_year": 2022,
      "latest_decision_date": "2022-05-05",
      "source_ids": [
        "dol_oflc_lca"
      ]
    },
    {
      "address_kind": "worksite",
      "raw_address": "SAN FRANCISCO CA 94110",
      "city": "San Francisco",
      "county": "San Francisco",
      "state": "CA",
      "postal_code": "94110",
      "filing_count": 1,
      "case_count": 1,
      "first_fiscal_year": 2021,
      "latest_fiscal_year": 2021,
      "latest_decision_date": "2021-06-24",
      "source_ids": [
        "dol_oflc_lca"
      ]
    }
  ],
  "summary": {
    "office_address_count": 4,
    "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": [
    "CA",
    "TN"
  ],
  "cities": [
    "Brisbane",
    "San Francisco",
    "Tracy",
    "Smyrna"
  ],
  "postal_codes": [
    "94005",
    "94107",
    "94110",
    "95304",
    "37167"
  ],
  "top_markets": [
    {
      "city": "Brisbane",
      "state": "CA",
      "postal_code": "94005",
      "lca_count": 27,
      "role_title_count": 16,
      "wage_low_min": 105955,
      "wage_high_max": 220000,
      "first_fiscal_year": 2023,
      "latest_fiscal_year": 2026
    },
    {
      "city": "San Francisco",
      "state": "CA",
      "postal_code": "94107",
      "lca_count": 3,
      "role_title_count": 3,
      "wage_low_min": 82992,
      "wage_high_max": 200000,
      "first_fiscal_year": 2022,
      "latest_fiscal_year": 2022
    },
    {
      "city": "San Francisco",
      "state": "CA",
      "postal_code": "94110",
      "lca_count": 1,
      "role_title_count": 1,
      "wage_low_min": 130000,
      "wage_high_max": 130000,
      "first_fiscal_year": 2021,
      "latest_fiscal_year": 2021
    },
    {
      "city": "Tracy",
      "state": "CA",
      "postal_code": "95304",
      "lca_count": 1,
      "role_title_count": 1,
      "wage_low_min": 126568,
      "wage_high_max": 143000,
      "first_fiscal_year": 2025,
      "latest_fiscal_year": 2025
    },
    {
      "city": "Smyrna",
      "state": "TN",
      "postal_code": "37167",
      "lca_count": 1,
      "role_title_count": 1,
      "wage_low_min": 134160,
      "wage_high_max": 205000,
      "first_fiscal_year": 2025,
      "latest_fiscal_year": 2025
    }
  ]
}

Industry

{
  "naics_codes": [
    "54171",
    "32"
  ],
  "naics_breakdown": [
    {
      "value": "54171",
      "filing_count": 22,
      "first_fiscal_year": 2024,
      "latest_fiscal_year": 2026,
      "source": "dol_oflc_lca"
    },
    {
      "value": "325120",
      "filing_count": 10,
      "first_fiscal_year": 2021,
      "latest_fiscal_year": 2024,
      "source": "dol_oflc_lca"
    },
    {
      "value": "541330",
      "filing_count": 1,
      "first_fiscal_year": 2022,
      "latest_fiscal_year": 2022,
      "source": "dol_oflc_lca"
    }
  ]
}

Wage Summary

{
  "annualized_low_min": 82992,
  "annualized_high_max": 220000,
  "annualized_low_avg": 148911
}

Trend

[
  {
    "fiscal_year": 2021,
    "quarter": "Q3",
    "lca_count": 1,
    "case_count": 1,
    "role_title_count": 1,
    "worksite_count": 1,
    "wage_low_min": 130000,
    "wage_high_max": 130000,
    "wage_low_avg": 130000
  },
  {
    "fiscal_year": 2022,
    "quarter": "Q1",
    "lca_count": 1,
    "case_count": 1,
    "role_title_count": 1,
    "worksite_count": 1,
    "wage_low_min": 130000,
    "wage_high_max": 130000,
    "wage_low_avg": 130000
  },
  {
    "fiscal_year": 2022,
    "quarter": "Q3",
    "lca_count": 2,
    "case_count": 2,
    "role_title_count": 2,
    "worksite_count": 1,
    "wage_low_min": 82992,
    "wage_high_max": 200000,
    "wage_low_avg": 141496
  },
  {
    "fiscal_year": 2023,
    "quarter": "Q1",
    "lca_count": 1,
    "case_count": 1,
    "role_title_count": 1,
    "worksite_count": 1,
    "wage_low_min": 220000,
    "wage_high_max": 220000,
    "wage_low_avg": 220000
  },
  {
    "fiscal_year": 2023,
    "quarter": "Q2",
    "lca_count": 2,
    "case_count": 2,
    "role_title_count": 2,
    "worksite_count": 1,
    "wage_low_min": 167500,
    "wage_high_max": 220000,
    "wage_low_avg": 193750
  },
  {
    "fiscal_year": 2023,
    "quarter": "Q3",
    "lca_count": 2,
    "case_count": 2,
    "role_title_count": 2,
    "worksite_count": 1,
    "wage_low_min": 148096,
    "wage_high_max": 195000,
    "wage_low_avg": 165703
  },
  {
    "fiscal_year": 2024,
    "quarter": "Q1",
    "lca_count": 2,
    "case_count": 2,
    "role_title_count": 2,
    "worksite_count": 1,
    "wage_low_min": 127234,
    "wage_high_max": 161221,
    "wage_low_avg": 127234
  },
  {
    "fiscal_year": 2024,
    "quarter": "Q2",
    "lca_count": 3,
    "case_count": 3,
    "role_title_count": 2,
    "worksite_count": 1,
    "wage_low_min": 114546,
    "wage_high_max": 154000,
    "wage_low_avg": 124474
  },
  {
    "fiscal_year": 2024,
    "quarter": "Q3",
    "lca_count": 4,
    "case_count": 4,
    "role_title_count": 4,
    "worksite_count": 1,
    "wage_low_min": 127234,
    "wage_high_max": 220000,
    "wage_low_avg": 172655.25
  },
  {
    "fiscal_year": 2024,
    "quarter": "Q4",
    "lca_count": 2,
    "case_count": 2,
    "role_title_count": 2,
    "worksite_count": 1,
    "wage_low_min": 127234,
    "wage_high_max": 161221,
    "wage_low_avg": 132267.5
  },
  {
    "fiscal_year": 2025,
    "quarter": "Q1",
    "lca_count": 2,
    "case_count": 2,
    "role_title_count": 2,
    "worksite_count": 1,
    "wage_low_min": 128690,
    "wage_high_max": 202883,
    "wage_low_avg": 148585
  },
  {
    "fiscal_year": 2025,
    "quarter": "Q2",
    "lca_count": 3,
    "case_count": 3,
    "role_title_count": 2,
    "worksite_count": 1,
    "wage_low_min": 139589,
    "wage_high_max": 202883,
    "wage_low_avg": 149545
  },
  {
    "fiscal_year": 2025,
    "quarter": "Q3",
    "lca_count": 5,
    "case_count": 5,
    "role_title_count": 5,
    "worksite_count": 2,
    "wage_low_min": 126568,
    "wage_high_max": 193000,
    "wage_low_avg": 145828.6
  },
  {
    "fiscal_year": 2025,
    "quarter": "Q4",
    "lca_count": 2,
    "case_count": 2,
    "role_title_count": 2,
    "worksite_count": 2,
    "wage_low_min": 105955,
    "wage_high_max": 205000,
    "wage_low_avg": 120057.5
  },
  {
    "fiscal_year": 2026,
    "quarter": "Q2",
    "lca_count": 1,
    "case_count": 1,
    "role_title_count": 1,
    "worksite_count": 1,
    "wage_low_min": 134056,
    "wage_high_max": 160930,
    "wage_low_avg": 134056
  }
]

Links

{
  "roles": "/v1/roles?company=Heirloom%20Carbon%20Technologies%2C%20Inc.",
  "wages": "/v1/wages?company=Heirloom%20Carbon%20Technologies%2C%20Inc.",
  "trends": "/v1/trends?company=Heirloom%20Carbon%20Technologies%2C%20Inc."
}

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