Independent list · re-checked September 28, 2026 · published by Primortul LLC

lead generation companies in California

2 of the 12 lead generation companies on this list are based in California (CA), in Encino, Los Angeles. The other 10 are based elsewhere on the list. Who leads them, the work they can show, and why each one made the list. This is the list, not a ranking of the state. Nobody pays to be ranked.

  1. 02 on the list · Encino, CA

    Callbox

    Since 2004 · 500+ people

    Callbox is a B2B lead generation and appointment setting company headquartered in Encino, California, founded in 2004, with more than 700 full-time staff across six offices in the US, Australia, Singapore, Malaysia, Colombia and the Philippines. It runs multichannel outbound campaigns, account-based marketing, event marketing and outsourced SDR teams, and says it has served more than 15,000 companies in over 60 countries. Its site lists Clutch's Top Lead Generation Company 2026, a G2 Grid Leader placement and a HubSpot Gold badge.

    Why it’s hereTwenty years of operation and 128 Clutch reviews, at a headcount that ranks it among the largest US-headquartered appointment-setting firms.

    Who leads itRom Agustin, CEO.

    Published pricing
    • Estimated $16,000 to $32,000 per month per campaign pod (one dedicated SDR plus multichannel outreach), per its pricing page; exact quotes after consultation.

    B2B lead generation · appointment setting · account-based marketing · outsourced SDR teams · event and webinar marketing

  2. 12 on the list · Los Angeles, CA

    Cleverly

    Since 2018 · 11–50 people

    Cleverly is a done-for-you B2B lead generation agency founded in Los Angeles at 12655 W Jefferson Boulevard, now operating with a fully remote team led by founder Bruce Merrill and CEO Nick Verity. It runs LinkedIn outreach, cold email, cold calling and outsourced SDR programmes, and its site publishes more than 100 case studies naming Google, Twilio, Aramark, New York Life and Vistage among clients. Clutch records a 2018 founding, 10-49 staff and 85 reviews, and the firm cites more than 1,000 five-star reviews across platforms.

    Why it’s hereA LinkedIn-outreach specialist that claims the most five-star reviews of any B2B lead generation agency and publishes over 100 named case studies.

    Who leads itNick Verity, Chief Executive Officer.

    Work they can showProductiv. Outbound campaigns credited with 37 closed deals in 12 months. Kunai. Outbound program credited with $3.25 million in sourced pipeline. Full Pipe. Outreach that booked 41 meetings in 3 months.

    Estimated cost

    Estimated: $8,000–$25,000/mo, typical for US lead generation retainers; not a quote.

    Typical industry estimate, not a quote from any firm on this list.

    LinkedIn lead generation · cold email outreach · appointment setting · white-label lead generation · cold calling

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