SYSTEM all green source findabuilder.co.uk queue 12,482 profiles p99 latency 310ms dataflirt.com · scraper/findabuilder-co.uk
RUN : 31 active pipelines : findabuilder.co.uk live

UK contractor data,
at warehouse scale.

We extract company profiles, TrustMark status, service regions, and contact details from findabuilder.co.uk. Delivered as clean JSON, CSV, or Parquet to S3, BigQuery, or Snowflake on your cadence.

Contractors extracted
14.2K /run
Postcode searches
2,840 /day
Service areas mapped
84.5K /run
Active pipelines
31
Uptime
99.94%
Data Dictionary

Every field we extract from findabuilder.co.uk

Structured, schema-consistent data across all major object types — delivered clean, typed, and ready to query.

Complete list of extractable fields for Company Profiles objects from findabuilder.co.uk. All fields typed and schema-versioned.

company_idcompany_namefmb_referencecontact_namephone_numberwebsite_urlemail_addressdescriptionyear_establishedregistration_number
company_profiles
● 200 OK
"company_id": "FMB-89214",
"company_name": "Apex Construction UK Ltd",
"fmb_reference": "89214",
"phone_number": "07700 900451",
"website_url": "https://apexconstruction.example.com",
"year_established": 2012,
"registration_number": "08123456"
# company_idcompany_namefmb_referencecontact_namephone_numberwebsite_url
1
2
3

Complete list of extractable fields for Accreditations objects from findabuilder.co.uk. All fields typed and schema-versioned.

company_idfmb_member_sincetrustmark_registeredgovernment_endorsedinsurance_verifiedwarranty_providerdispute_resolutionsafety_certifications
accreditations
● 200 OK
"company_id": "FMB-89214",
"fmb_member_since": "2015-04-12",
"trustmark_registered": true,
"government_endorsed": true,
"insurance_verified": true,
"warranty_provider": "FMB Insurance"
# company_idfmb_member_sincetrustmark_registeredgovernment_endorsedinsurance_verifiedwarranty_provider
1
2
3

Complete list of extractable fields for Service Areas objects from findabuilder.co.uk. All fields typed and schema-versioned.

company_idprimary_regionpostcodes_coveredradius_milesdomestic_servicescommercial_servicesspecialist_tradesproject_types
service_areas
● 200 OK
"company_id": "FMB-89214",
"primary_region": "Greater London",
"radius_miles": 25,
"domestic_services": true,
"commercial_services": false,
"specialist_trades": "['Loft Conversions', 'Extensions', 'Roofing']"
# company_idprimary_regionpostcodes_coveredradius_milesdomestic_servicescommercial_services
1
2
3

Complete list of extractable fields for Reviews & Ratings objects from findabuilder.co.uk. All fields typed and schema-versioned.

review_idcompany_idreviewer_namerating_overallrating_workmanshiprating_reliabilityreview_textreview_dateverified_customer
reviews_& ratings
● 200 OK
"review_id": "REV-992145",
"company_id": "FMB-89214",
"rating_overall": 4.8,
"rating_workmanship": 5.0,
"rating_reliability": 4.5,
"review_date": "2025-11-02"
# review_idcompany_idreviewer_namerating_overallrating_workmanshiprating_reliability
1
2
3

Complete list of extractable fields for Project Portfolios objects from findabuilder.co.uk. All fields typed and schema-versioned.

project_idcompany_idproject_titleproject_descriptionbudget_rangecompletion_datebefore_image_urlsafter_image_urlstags
project_portfolios
● 200 OK
"project_id": "PRJ-33412",
"company_id": "FMB-89214",
"project_title": "Victorian Terrace Extension",
"budget_range": "£50,000 - £100,000",
"completion_date": "2024-08-15",
"tags": "['Extension', 'Brickwork', 'Glazing']"
# project_idcompany_idproject_titleproject_descriptionbudget_rangecompletion_date
1
2
3

Capabilities

Everything you need from Findabuilder

Our directory scraper handles every layer of the platform: company profiles, TrustMark accreditations, service areas, and contact details, with automated postcode iteration built in.

Full Profile Extraction

Company names, FMB references, descriptions, and registration numbers scraped directly from verified builder profiles.

Contact Detail Parsing

Capture phone numbers, email addresses, and website URLs, resolving JavaScript obfuscation automatically.

Postcode Radius Iteration

Automated search across UK postcodes to ensure complete national coverage without missing regional contractors.

Accreditation Tracking

Extract TrustMark registration status, government endorsements, and FMB membership dates for risk assessment.

Service Area Mapping

Map primary regions, postcode coverage areas, and operational radiuses for every listed company.

Trade Categorisation

Categorise builders by specialist trades, domestic versus commercial services, and specific project types.

Review Mining

Full review text, overall ratings, workmanship scores, and verification flags paginated across all customer feedback.

Project Gallery Scraping

Extract project titles, budgets, completion dates, and high-resolution image URLs for portfolio analysis.

Change Detection

Track new FMB members, lapsed accreditations, and updated contact details with hash-based diffing.

Multi-format Delivery

Run one-off bulk exports or configure continuous pipelines delivered as JSON, CSV, or Parquet.

// engagement pipeline

From postcode list to warehouse record

Brief in. Clean data out.

Define Scope
d 0

Provide target regions, specific trades, or request full UK coverage. We design the extraction schema together.

Pipeline Build
d 2–4

We configure Scrapy crawlers, UK proxy rotation, session management, and automated postcode grids.

Validation & QA
d 4–6

Schema validation, null-rate checks, and duplicate removal before full launch.

Delivery
ongoing

JSON, CSV, or Parquet pushed to your S3 bucket, BigQuery dataset, or Snowflake stage on agreed cadence.

Under the hood

How our Findabuilder pipeline handles the hard parts

Extracting a complete national directory requires systematic iteration. Here is how we stay resilient and ensure total coverage.

pipeline-monitor · findabuilder.co.uk · live ● active
// fingerprinting
Identity rotation
TLS fingerprintrandomised
User-agentrotated
IP poolresidential
Challenges blocked0
// pagination
Page coverage
48,291 pages queued running
// observability
Pipeline health
99.9%
uptime
142ms
p99 lat
0.3%
null rate
2
alerts
Postcode iteration
Systematic national coverage

Findabuilder relies on location-based searches. We generate a comprehensive grid of UK postcodes and iterate through radius searches to ensure every regional contractor is captured without duplicates.

JavaScript rendering
Revealing obfuscated contact data

Contact details like phone numbers and email addresses are often hidden behind JavaScript event listeners. We run full Playwright browser sessions to trigger these elements and extract the raw text.

Rate limiting
UK residential proxy rotation

Directory sites implement strict request throttling. Our crawlers use UK-based residential ISP proxies with randomised request timing to distribute load and prevent IP bans.

Change detection
Only re-scrape what changes

For ongoing monitoring, we maintain a hash index of last-seen values per contractor. Subsequent runs only push diffs, highlighting new FMB members or lapsed accreditations.

Monitoring & alerting
24/7 pipeline health

Every run emits structured logs to our observability stack. We alert on null-rate spikes, schema drift, and coverage drops, responding before you notice.

Applications

Who uses Findabuilder data and how

Teams across industries use findabuilder.co.uk data to build competitive products and smarter operations.

01
Lead Generation

B2B suppliers and software vendors extract contact details to target verified construction firms with relevant products.

02
Market Research

Analysts map trade density across UK regions to identify areas with high demand and low contractor supply.

03
Competitor Analysis

Large construction firms monitor regional competitors, tracking accreditations, service areas, and customer reviews.

04
Subcontractor Sourcing

Project managers extract profiles of TrustMark-verified specialists to build reliable subcontractor networks.

05
Insurance & Risk Assessment

Insurance providers verify TrustMark and FMB status to assess risk profiles for contractor liability policies.

06
Trade Directory Aggregation

Proptech platforms enrich their existing databases with verified contractor profiles and project portfolios.

Why DataFlirt

"Findabuilder holds the definitive roster of vetted UK construction firms, but extracting nationwide coverage requires systematic postcode iteration and JavaScript execution."

Most teams underestimate the investment required: reliable directory scraping requires residential UK proxies, full JavaScript rendering for contact reveals, and automated postcode grids. DataFlirt absorbs that complexity so your engineers can focus on the analysis, not the infrastructure.

Technical Spec

Findabuilder scraper technical capabilities

Everything supported by our findabuilder.co.uk scraper — rendered SPA elements, auth walls, rate-limit evasion and beyond.

JavaScript rendering
Full Playwright sessions required for contact detail reveals and dynamic content
Supported
UK Residential proxies
ISP-grade residential IPs from UK pools rotated per request
Supported
Postcode grid search
Automated iteration across all UK postcode districts for total coverage
Supported
TrustMark verification flags
Extraction of all accreditation badges and membership dates
Supported
Project image extraction
Capture of high-resolution image URLs from portfolio galleries
Supported
Review pagination
Full review corpus including all pages of customer feedback
Supported
Change detection (diffs)
Hash-based diff to only emit records with changed fields since last run
Supported
Webhook delivery
HTTP POST per record or batch for downstream processing
Supported
Direct messages to builders
Private communications gated behind consumer enquiry forms
Partial
FMB internal membership data
Private backend data regarding membership fees and internal FMB notes
Partial
Infrastructure

Infrastructure powering the Findabuilder pipeline

Open-source tooling on proven cloud infra — no vendor lock-in, full observability.

ScrapyPlaywrightPython 3.12RedisPostgreSQLApache AirflowAWS LambdaS3CloudWatch2CaptchaCapSolverResidential ProxiesDockerKubernetesGrafanaPrometheus
Scrapy + Playwright Stack

Scrapy handles crawl orchestration and postcode iteration. Playwright handles JavaScript rendering and contact detail obfuscation.

Residential Proxy Infrastructure

We maintain pools of UK residential ISP proxies. Rotation happens per request to prevent IP bans and rate limiting from directory firewalls.

Cloud-Native Orchestration

Pipelines run on AWS Lambda and ECS. Airflow handles scheduling, dependency management, and SLA alerting. All state is stored in managed Postgres.

Output & Delivery

Your data, your destination

Data delivered to where your team already works — no new tooling required.

JSON
Newline-delimited or nested array structures
CSV
Flat file with typed columns for spreadsheet analysis
XLS
Excel compatible format for immediate business use
Parquet
Columnar format for BigQuery, Snowflake, and Athena
AWS S3
Direct bucket delivery compatible with any data lake
Webhook
HTTP POST per record for immediate downstream processing
API
REST endpoints for querying extracted contractor data
BigQuery
Streamed directly into your dataset with schema auto-detect
PostgreSQL
Upsert into your existing schema with conflict resolution
Snowflake
Stage and COPY INTO workflow for incremental updates
S3
Direct bucket delivery — compatible with any data lake
// faq

Common questions.

About findabuilder.co.uk scraping, legality, and pipeline operations.

Ask us directly →
Is scraping Findabuilder legal?

Scraping publicly available business information from directories is generally permissible for B2B use cases. DataFlirt targets only public company profiles, accreditations, and contact data. We do not extract private consumer data or circumvent authentication walls. Clients should review terms of service and consult legal counsel for specific use cases.

How do you handle rate limiting on UK directories?

We use UK residential ISP proxies and request timing modelled on human behaviour. This distributes the load naturally and prevents our crawlers from triggering automated firewall bans.

How do you ensure full UK coverage?

Findabuilder uses radius-based search mechanics. We generate a mathematical grid of UK postcodes and iterate through them, ensuring every region is queried and deduplicating the results in our database.

Can you extract phone numbers and emails?

Yes. We use JavaScript rendering to interact with the page elements that obfuscate contact details, extracting the raw phone numbers, emails, and website URLs published on the profiles.

How fresh is the data?

For directory sites, we typically recommend a weekly or monthly refresh cadence. Full UK catalogue refreshes complete within a 12 to 24 hour window depending on target depth.

What is the minimum viable engagement?

Our packages start at defined regional extracts or full national sweeps delivered on a monthly schedule. We price based on data volume and delivery frequency.

Can I request a sample dataset before committing?

Yes. We provide a sample run of up to 500 contractor profiles as part of the pre-engagement scoping process, allowing you to validate schema fit and data quality.

$ dataflirt scope --new-project --source=findabuilder.co.uk ready

Tell us what
to extract.
We do the rest.

20-minute scoping call. Pilot dataset within the week. Production within two. Whether you need a one-off national directory dump or continuous monitoring of verified UK contractors, we scope, build, and operate the pipeline. Tell us what you need.

hello@dataflirt.com · Bengaluru · IST · typical reply < 4h
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