Outbound sales agencies in Los Angeles compete for the same saturated inboxes. Every credible buyer in this city is already in somebody's sequence, which changes what good looks like.
The result is a field weighted toward channel craft. LinkedIn specialists, voice-first contact centres and deliverability-aware builders all appear here rather than generalists.
I judged them on which channel they genuinely own, deliverability discipline, and how honestly they report. Two are certified Forge Experts and take the top slots.
For the wider picture, I also have breakdowns of agencies in San Francisco and agencies in the United States.

SalesCaptain is an outbound marketing and go-to-market agency built specifically for B2B companies that want to reach buyers at the right moment. Their innovation lies in using data to trigger outreach when real buyer signals appear, not from static lists.
Their system runs three simultaneous layers: AI-insight campaigns that target accounts not yet problem or solution aware; intent-signal campaigns that engage prospects already showing demand signals like hiring activity or funding rounds; and inbound reactivation campaigns that convert accounts already familiar with your brand but not yet sold.
What separates SalesCaptain from other outbound sales agencies is how they align messaging, timing, and offer to where each prospect sits in their buying journey. They also build market-specific offers that differentiate you from competitors, then run outbound like performance marketing: test fast, scale what works, cut what doesn't.
The result is consistent pipeline generation regardless of TAM size or market saturation. SalesCaptain performs best in environments where innovation matters, which is why B2B SaaS companies are typically the strongest fit.
Clutch ranks them the number one B2B outbound and GTM agency, and they send roughly 1.2 million emails a month. Their targeting leans on B2B intent data rather than static lists, which matters in a city where every buyer is already being sequenced.

Growth Alliance blends account-based strategy with outbound execution to drive pipeline. The two halves are sold together rather than separately.
Managed SDRs run playbook-driven appointment setting across email, calling and social selling. Channel-optimised outreach is the phrase they use. Each channel gets matched to the account rather than the campaign.
The fit is companies wanting marketing and SDR activity tightly aligned against high-value accounts. Lead nurturing converts the warm ones into meetings. Follow-up discipline is what most agencies quietly under-resource.
They work remotely from Prague, which keeps rates well below Los Angeles equivalents. For a cost-sensitive LA team that gap is worth understanding. Remote delivery also means no local office to visit.
The underlying work is CRM and data enrichment wired into outbound. That plumbing usually gets skipped. Good data outlives the retainer that built it.
Callbox is a long-running B2B outbound and sales outsourcing agency that launched from Los Angeles. Few names in this series have that kind of history.
Appointment setting is the core, with multi-channel prospecting across cold calling and cold email plus webinars and ABM. Webinars inside an outbound programme is unusual. It gives warm context before the first call.
Sales development programmes feed predictable pipeline for enterprise and mid-market sellers. Human outreach combines with prospect data and campaign reporting. Enterprise buyers expect that reporting depth.
Longevity is the real signal here. Agencies that survive two decades in outbound have usually seen your objection before. Institutional memory is worth paying for in outbound.
For the software equivalent of that channel spread, see my roundup of multichannel outreach tools. Running four channels yourself needs real coordination.
Cleverly is a Los Angeles B2B sales agency built around LinkedIn and cold outreach. LinkedIn leads rather than supports here.
Cold email and LinkedIn sequences run together with sales development behind them. Qualified meetings rather than raw leads is the deliverable. Sales development sits behind both channels.
Message personalisation and prospect contact data get particular emphasis. Immediate feedback and measurable metrics are what they promise sales teams. Fast feedback matters when testing new messaging.
LinkedIn-first suits markets where inboxes are saturated, and Los Angeles qualifies. Social touches often land where a seventh email will not. Profile views and connection requests still get noticed.
My roundup of AI prospecting tools covers running the same LinkedIn motion with your own team. LinkedIn automation carries real account risk, so tread carefully.
Outbound System is an LA-headquartered agency running cold email, cold calling and LinkedIn outreach. All three channels come from one team.
They build full outbound processes covering list building and contact data, then sequence design, deliverability and reporting. Naming deliverability explicitly puts them ahead of most. Nobody mentions deliverability before it has cost them something.
They hire SDRs and run campaign-level operations rather than handing you a playbook. Predictable pipeline for closers is the stated outcome. Hiring their own SDRs signals real commitment.
The end-to-end framing means fewer gaps between suppliers. It also means more dependency on one partner. Ask what transfers back if you leave.
Their cold email deliverability work is the claim I would test first. Ask for inbox placement figures. A number beats a confident adjective.
LevelUp Leads operates as a sales development and outsourcing agency in the Los Angeles market. Local presence matters less than it used to, but it still helps.
Embedded SDR teams sit alongside appointment setting, outbound calling and outreach playbooks. Embedded means working inside your process rather than parallel to it. That integration reduces the usual handoff friction.
They emphasise building a repeatable sales process so internal closers get more opportunities. Playbooks mean the process survives staff turnover. Average revenue per account is one of their stated metrics.
That focus on revenue per account rather than lead count is a better instinct than most. It changes which prospects get worked. Revenue per account rewards patience over volume.
Before committing to embedded reps, weigh the AI SDR vs SDR economics. Both solve the same bottleneck differently. Embedded reps ramp faster and cost considerably more.
OKKO Global lists a Los Angeles office and positions as a lead generation and sales outsourcing partner. The global framing suggests reach beyond California.
Outbound lead generation, inside sales and appointment setting are the three services. Account-based outreach sits across all three. Named accounts get prioritised rather than worked alphabetically.
List research, phone calls, email outreach and campaign operations combine into booked discovery calls. CRM handoff is explicitly part of the process. Leads landing nowhere is a common and expensive failure.
The inside sales element is what separates them here. Some agencies stop at the meeting while others carry the conversation further. Inside sales bridges that gap when your team is thin.
If you would rather build that function internally, my guide to B2B lead generation maps out the steps. Inside sales is harder to build internally than appointment setting.
RevGen Labs is a Los Angeles growth agency focused on data-driven outbound pipelines. The lab framing is a deliberate signal about method.
Cold email, LinkedIn prospecting, lead generation and appointment setting make up the offer. Sequences get built and then tested rather than shipped once. Iteration is the entire proposition here.
Testing messaging across different channels is the working method. That iteration is what separates a programme from a campaign. Most agencies test far less than they claim.
Qualified leads hand off to your reps so closers stay on closing. Surfacing intent signals is part of how they design the process. Intent signals decide timing rather than targeting.
Testing is what avoids the common cold outreach mistakes of scaling a message nobody answered. Scaling early is the most expensive mistake in outbound.
Boogie Team is a Los Angeles virtual staffing and managed cold-calling provider. That is a different business from an agency.
They supply trained cold-calling virtual assistants and small managed SDR teams. Hiring, training and daily operations are handled from LA. Management being local is the reason to choose them over offshore alternatives.
That model sits between an agency and a staffing firm, which is worth understanding before you enquire. You get people rather than a campaign strategy. Be clear which of the two you are short of.
Cold calling, email outreach and list follow-up are the activities. Cost is the obvious advantage over domestic SDR salaries. Los Angeles SDR salaries are among the highest anywhere.
For the strategy layer you will still need a plan. My guide to outbound sales strategy covers what to hand them. Capacity without a plan produces activity, not pipeline.
Calltastic is a Santa Monica contact centre and CX agency listing outbound outreach among its core services. Contact centre heritage rather than sales agency heritage.
They design voice-first outbound programmes, run the sales calls and manage QA plus CRM handoffs. Inside-sales teams receive qualified meetings rather than raw leads. QA on the calls is genuinely uncommon.
Call QA is the detail worth noting. Scripts and agents get managed rather than left to improvise. Script discipline is what keeps a voice programme consistent.
The phone-first approach suits campaigns where human contact drives conversion. It suits low-value transactional selling considerably less. Match the channel to the deal size.
For most Los Angeles buyers the cold email vs cold call answer depends on deal size more than channel preference. Bigger deals justify the cost of a human conversation.
Two agencies here sell you deliverability engineering and sequence design. Both are things you can own directly for far less.
The Forge stack covers the same ground these agencies cover, for a fraction of one monthly retainer.
Building intent-based lead lists before running outbound sequences with Salesforge.
All the agencies on this list can run effective outbound sales on your behalf. But if your goal is to own the process, control the data, and scale without growing headcount, Salesforge gives you the infrastructure to do it. Try the 14-day free trial - no credit card required.
Saturated inboxes reward craft, not spend.
Try Salesforge free →14-day trial. No credit card, no commitment.
Or if you're still weighing agencies, browse the certified Forge experts for vetted partners.
| Agency | Location | Best For | Key Focus |
|---|---|---|---|
| SalesCaptain ✓ Forge Certified | London & US | Intent-Triggered B2B Outbound | Intent Signals, GTM Strategy |
| Growth Alliance ✓ Forge Certified | Prague & remote | Account-Based Outbound | Account-Based, Managed SDRs |
| Callbox | Los Angeles, CA | Enterprise Appointment Setting | Appointment Setting, ABM |
| Cleverly | Los Angeles, CA | LinkedIn-Led Prospecting | LinkedIn, Cold Email |
| Outbound System | Los Angeles, CA | End-To-End Outbound Builds | Cold Email, Deliverability |
| LevelUp Leads | Los Angeles, CA | Embedded SDR Teams | Embedded SDRs, Playbooks |
| OKKO Global | Los Angeles, CA | Inside Sales Support | Inside Sales, Account-Based |
| RevGen Labs | Los Angeles, CA | Message Testing | Cold Email, LinkedIn |
| Boogie Team | Los Angeles, CA | Managed Cold-Calling VAs | Virtual Staffing, Cold Calling |
| Calltastic | Santa Monica, CA | Voice-First Campaigns | Contact Centre, Call QA |
Rather put an AI SDR on the team?
Hire Agent Frank →He prospects, writes and books meetings around the clock.
Los Angeles has plenty of capable outbound agencies and no shortage of competition for attention. Channel choice matters more than agency choice here.
SalesCaptain and Growth Alliance are the two certified Forge Experts and the strongest starting points. For LinkedIn go to Cleverly, for enterprise appointment setting Callbox, and for voice-first work Calltastic.
If the retainer maths does not work, run outbound yourself. Two weeks of warmup and a fortnight of sending tells you most of what you need.
Fourteen days, and you will know.
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