Google Sheets to SinergiaCRM: Automate Event Participant Registration

Automates event participant registration in SinergiaCRM from new Google Sheets rows by checking existing contacts via NIF, creating new ones if needed, and marking rows as processed.

n8n
Google Sheets to SinergiaCRM: Automate Event Participant Registration

This n8n workflow streamlines event participant management by integrating Google Sheets with SinergiaCRM. It triggers on new rows added to a specified Google Sheets worksheet containing participant data like name, NIF (national ID), email, event ID, and dates. The workflow intelligently checks if the participant already exists in SinergiaCRM using their NIF, preventing duplicates and ensuring data integrity.

If a matching contact is found, it directly creates the necessary relationship and registers them for the specified event. For new participants, it first creates the contact record, then establishes the relationship and completes the event registration. Finally, it updates the original spreadsheet row to 'Processed' status, avoiding re-processing and maintaining a clean audit trail. This requires self-hosted n8n due to community nodes for SinergiaCRM.

Benefits include significant time savings for event organizers, reduced manual data entry errors, and seamless CRM synchronization. Ideal use cases: conferences, webinars, workshops, or corporate events where registrations come via spreadsheets from forms or emails. Customize columns and logic via sticky notes in the workflow for tailored fits.

Setup is straightforward: Connect Google Sheets and SinergiaCRM via OAuth, update Sheet ID/worksheet, ensure required columns (First name, Last name, NIF, Email, Event ID, etc.), and configure 'To CRM'/'Processed' flags.

$14.99
Last updated October 17, 2026
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How to import this workflow into n8n

  1. 1Purchase or download the workflow to get the n8n workflow JSON file.
  2. 2In your n8n instance, open Workflows and choose "Import from File" (or paste the JSON with Ctrl+V on the canvas).
  3. 3Open each node marked with a credential warning and connect your own accounts and API keys.
  4. 4Run the workflow once manually to verify the data flow, then toggle it to Active.

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