Google Sheets Lead Cleaning, Scoring, Deduplication & HubSpot SyncGoogle Sheets Lead Cleaning, Scoring, Deduplication & HubSpot Sync
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Production lead-cleaning pipeline in Google Sheets: turns raw leads from web forms, Meta ads and purchased lists into scored, deduplicated HubSpot contacts. Includes JSON extraction (4 formats), contact normalization (200+ country phone codes), 0–100 quality scoring, duplicate fingerprinting, human review queue, and HubSpot sync with retry + full audit logs. Built for big data: batched I/O, chunked processing, re-run-safe stages within Apps Script's 6-minute limit. Ships self-installing setup, one-click menu, demo generator and GitHub docs.
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The network for creativity
Join 1.25M professional creatives like you
Connect with clients, get discovered, and run your business 100% commission-free
Creatives on Contra have earned over $150M and we are just getting started