Overview / Leads / Import

Import leads

Upload a CSV. We'll map columns to fields and dedup against your suppression list.

Upload your CSV

Up to 250k rows. First row should be column headers.

Drop your CSV here
…or paste a list of emails / browse from disk
Or pick a saved source:

Map your columns

We auto-detected most fields. Skip any column you don't want imported.

Q2 prospect list.csv 7,420 rows 9 columns Headers detected ✓

CSV column

→ NuMail field
email_addresssarah@lumen.io
firstSarah
lastPatel
company_nameLumen
titleVP Growth
linkedin_urllinkedin.com/in/spatel
+
arr_band$5–10M
+
source_tagapollo-q2
scraped_at2026-04-12
Cleanup
Deduplicate by email
If the same email appears twice, keep the first row.
Drop unsubscribed
Skip rows that match your workspace suppression list.
Drop bounced (last 90d)
Skip emails that have hard-bounced in any of your campaigns in the last 90 days.

Review the import

Last chance to cancel — no leads have been added yet.

Total rows
7,420
Valid leads
7,369
Suppressed
47
Errors
4

4 rows with errors

Will be skipped
RowEmailIssue
412bad..addr@Invalid email
1,038no-name@example.comMissing first_name (will use "there")
3,210(empty)Missing email
6,940dup@lumen.ioDuplicate of row 8

7,369 leads imported

Added to workspace pool · 47 suppressed · 4 errors skipped. Enrolled into SaaS Founders / Q2 push as a fresh batch.