Datasets:

joeygambino
/

california-licensed-contractors

Error code:   DatasetGenerationError
Exception:    CastError
Message:      Couldn't cast
title: string
id: string
licenses: list<item: struct<name: string>>
  child 0, item: struct<name: string>
      child 0, name: string
description: string
to
{'contractor_name': Value('string'), 'name_type': Value('string'), 'license_number': Value('string'), 'city': Value('string'), 'status': Value('string')}
because column names don't match
Traceback:    Traceback (most recent call last):
                File "/usr/local/lib/python3.14/site-packages/datasets/builder.py", line 1869, in _prepare_split_single
                  num_examples, num_bytes = writer.finalize()
                                            ~~~~~~~~~~~~~~~^^
                File "/usr/local/lib/python3.14/site-packages/datasets/arrow_writer.py", line 781, in finalize
                  self.write_rows_on_file()
                  ~~~~~~~~~~~~~~~~~~~~~~~^^
                File "/usr/local/lib/python3.14/site-packages/datasets/arrow_writer.py", line 663, in write_rows_on_file
                  self._write_table(table)
                  ~~~~~~~~~~~~~~~~~^^^^^^^
                File "/usr/local/lib/python3.14/site-packages/datasets/arrow_writer.py", line 773, in _write_table
                  pa_table = table_cast(pa_table, self._schema)
                File "/usr/local/lib/python3.14/site-packages/datasets/table.py", line 2378, in table_cast
                  return cast_table_to_schema(table, schema)
                File "/usr/local/lib/python3.14/site-packages/datasets/table.py", line 2306, in cast_table_to_schema
                  raise CastError(
                  ...<3 lines>...
                  )
              datasets.table.CastError: Couldn't cast
              title: string
              id: string
              licenses: list<item: struct<name: string>>
                child 0, item: struct<name: string>
                    child 0, name: string
              description: string
              to
              {'contractor_name': Value('string'), 'name_type': Value('string'), 'license_number': Value('string'), 'city': Value('string'), 'status': Value('string')}
              because column names don't match
              
              The above exception was the direct cause of the following exception:
              
              Traceback (most recent call last):
                File "/src/services/worker/src/worker/job_runners/config/parquet_and_info.py", line 1369, in compute_config_parquet_and_info_response
                  parquet_operations, partial, estimated_dataset_info = stream_convert_to_parquet(
                                                                        ~~~~~~~~~~~~~~~~~~~~~~~~~^
                      builder, max_dataset_size_bytes=max_dataset_size_bytes
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                  )
                  ^
                File "/src/services/worker/src/worker/job_runners/config/parquet_and_info.py", line 948, in stream_convert_to_parquet
                  builder._prepare_split(split_generator=splits_generators[split], file_format="parquet")
                  ~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                File "/usr/local/lib/python3.14/site-packages/datasets/builder.py", line 1694, in _prepare_split
                  for job_id, done, content in self._prepare_split_single(
                                               ~~~~~~~~~~~~~~~~~~~~~~~~~~^
                      gen_kwargs=gen_kwargs, job_id=job_id, **_prepare_split_args
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                  ):
                  ^
                File "/usr/local/lib/python3.14/site-packages/datasets/builder.py", line 1880, in _prepare_split_single
                  raise DatasetGenerationError("An error occurred while generating the dataset") from e
              datasets.exceptions.DatasetGenerationError: An error occurred while generating the dataset

Need help to make the dataset viewer work? Make sure to review how to configure the dataset viewer, and open a discussion for direct support.

contractor_name string	name_type string	license_number string	city string	status string
smith jay r	previous	1018539	berkeley	active
smith & breckenridge inc dba custom builders & design	print	409392	yorba linda	active
smith & company flooring dba c smith floorcovering	print	963795	spring valley	active
smith & sons construction	print	817526	chico	expired
smith builders	print	543574	homeland	expired
smith construction dba h l smith construction	print	619514	bakersfield	expired
smith electric company	print	653813	garden valley	cancelled
smith industries inc dba jay r smith industries inc	print	757045	montgomery	expired
smith l a	print	302677	lake arrowhead	expired
smith m swain	print	748707	anaheim	active
smith plumbing	print	301212	modesto	expired
smith plumbing service	print	1111665	novato	inactive
smith robert	print	346636	ventura	expired
smith tile and marble	print	657495	santee	expired
smith trim & construction co	print	528514	clayton	expired
smith world enterprises inc d k 1 tile & stone	print	895151	mission viejo	cancelled
smith + eastwood construction	dba	847269	san clemente	suspended
smith & armani construction	previous	513648	los angeles	active
smith & associates	dba	303271	valley center	cancelled
smith & associates	dba	518396	san diego	expired
smith & associates	dba	704748	grass valley	expired
smith & associates	previous	704748	grass valley	expired
smith & associates	previous	708889	anderson	expired
smith & bernal roofing	dba	727021	walnut creek	active
smith & breazeale	dba	306457	cloverdale	expired
smith & breazeale inc	dba	401146	cloverdale	expired
smith & breckenridge inc	name	409392	yorba linda	active
smith & butler construction inc	dba	844090	carlsbad	cancelled
smith & co	dba	564436	gualala	expired
smith & cochran inc	dba	532276	benicia	expired
smith & company	dba	675166	carlsbad	expired
smith & company	previous	774563	pacheco	expired
smith & company flooring	name	963795	spring valley	active
smith & company remodeling incorporated	dba	774563	pacheco	expired
smith & conner floor covering inc	dba	467258	san francisco	expired
smith & de masters specialty repairs & acoustics	dba	356289	porterville	cancelled
smith & denison engineers and contractors	dba	322548	hayward	cancelled
smith & denison inc	dba	466196	hayward	expired
smith & ellis construction	dba	816663	marysville	expired
smith & enright landscaping	dba	490635	salinas	cancelled
smith & gonzales inc	dba	290054	glendora	expired
smith & green corp	dba	517517	phoenix	expired
smith & green corp	dba	789334	phoenix	expired
smith & gysbers	dba	591398	san lorenzo	expired
smith & gysbers inc	dba	597218	san leandro	cancelled
smith & hazlip construction inc	dba	339582	woodland	expired
smith & hinckley inc	name	679013	davis	active
smith & hinckley inc	previous	679013	davis	active
smith & jacobson masonry	dba	472016	santa cruz	expired
			null
null	null	null	null	null

California State Licensed Contractors Sample Registry

Overview

This dataset contains clean, structured public data exported directly from production runs of Apify actors. It serves as a benchmark and sample for lead generation, labor market intelligence, and compliance verification.

Source Actor: captainhandsome/ca-contractor-license-search
Dataset Page: Public sample and schema
Preconfigured Run Task: captainhandsome/california-contractor-smith
Records in Sample: 50
Formats Included: CSV (california_licensed_contractors.csv) and JSON (california_licensed_contractors.json)

Description

Public registry extract of verified California licensed specialty and general building contractors from the California Contractors State License Board (CSLB). Includes business names, license numbers, current license status, issue dates, expiration dates, and classifications. Generated via Apify Actor captainhandsome/ca-contractor-license-search.

Fields

contractor_name: (e.g. smith jay r)
name_type: (e.g. previous)
license_number: (e.g. 1018539)
city: (e.g. berkeley)
status: (e.g. active)

How to Fetch Live or Unlimited Data

To extract thousands of records, schedule recurring daily alerts, or run custom location/industry searches:

Visit the production Actor on Apify: captainhandsome/ca-contractor-license-search
Pass your target query parameters or run the preconfigured task: captainhandsome/california-contractor-smith
Export results directly into CSV, JSON, Google Sheets, or integrate into your AI workflow via the apify-scrapers open-source repository.

Published by Joseph McRell (@captainhandsome). Open data for research, lead qualification, and software development.

Downloads last month: 57

Total file size:

17 kB