Glossary

Lead-Gen Agency

A lead-gen agency is a third-party service provider that runs outbound prospecting campaigns, typically cold email and LinkedIn outreach, on behalf of client companies, delivering qualified leads or booked meetings as the core service. Agencies often manage outbound infrastructure and reply handling for many clients at once.

Why it matters for outbound teams

Because a lead-gen agency runs campaigns for multiple clients simultaneously, it needs to manage sending domains, sequences, and reply queues separately for each client without mixing them up, which is a harder operational problem than running one internal program. Reply speed is especially important for agencies, since a client evaluating results cares directly about how quickly a positive reply gets acted on. Many agencies white label their reporting and tools so the work appears to come from the client's own brand.

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