Case studies · US · Staffing and IT
Mobile numbers for cold calling.
A cold-calling team with an existing Apollo list of 1,265 decision-makers in staffing, recruiting and IT services, mostly US. Switchboard numbers were not enough. They needed the direct mobile on each row.
- Built from
- Apollo + mobile enrichment
- Market
- US
- Service
- ICP Qualified Lead List

The brief, the work and the delivery
The brief
- Keep the client's existing list intact: email, title, company, firmographics
- Add a direct mobile for each decision-maker
- Built for cold calling and SMS, so direct-dial accuracy mattered
What we did
- 01
Matched by profile
Each contact was matched to the enrichment provider by LinkedIn profile, not by name, so the number returned belongs to the person on the row.
- 02
Status written per row
Every mobile carries the provider's own matched status. Where no mobile could be matched, the cell says not found.
- 03
Original columns untouched
The client's email, firmographic and campaign columns came back exactly as sent, with the mobile columns added beside them.
Delivered
- 1,265 decision-makers with direct mobile numbers added
- Email, title, company and firmographics preserved from the original list
- One CSV in the client's own column order
Same process for your brief.
Count and quote the same day. Delivered in 24 to 48 hours.
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