Full-Service Agencies
End-to-end lead generation services from prospecting to appointment setting
Quick Comparison: Top Full-Service Agencies
| Agency | Rating | Cost Per Lead | Turnaround | Best For |
|---|---|---|---|---|
| Outbound.io | 4.7 | 75-$200 | 2-4w | SaaS |
| Leadium | 4.7 | 39-$283 | 1-8w | SaaS |
| CIENCE | 4.6 | 39-$140 | 2-5w | SaaS |
| Belkins | 4.6 | 49-$317 | 1-4w | SaaS |
| Sapper Consulting | 4.6 | 57-$265 | 1-6w | SaaS |
Data updated February 2026.See how we rank agencies.
Showing 12 of 112 results
Outbound.io
agency
Outbound.io is a full-service B2B lead generation agency specializing in multi-channel outreach campaigns. They combine email, LinkedIn, and phone outreach to deliver qualified meetings for mid-market and enterprise companies.
Cost/Lead
$75-$200
Turnaround
2-4w
Leadium
agency
Leadium is a large (51-200) B2B lead generation agency specializing in SaaS, Technology and B2B. With 10+ years of experience, they deliver qualified meetings through lead generation.
Cost/Lead
$39-$283
Turnaround
1-8w
CIENCE
agency
CIENCE helps SaaS, Technology and B2B generate qualified leads through lead generation. This mid-size (11-50) agency offers per lead pricing and 2-5 weeks campaign setup.
Cost/Lead
$39-$140
Turnaround
2-5w
Belkins
agency
Belkins is a mid-size (11-50) B2B lead generation agency specializing in SaaS, Technology and B2B. With 2-5 years of experience, they deliver qualified meetings through lead generation.
Cost/Lead
$49-$317
Turnaround
1-4w
Sapper Consulting
agency
Specializing in SaaS, Technology and B2B, Sapper Consulting brings 2-5 years of expertise in lead generation to help businesses scale their pipeline with 1-6 weeks turnaround.
Cost/Lead
$57-$265
Turnaround
1-6w
Callbox
agency
Callbox is a large (51-200) B2B lead generation agency specializing in SaaS, Technology and B2B. With 5-10 years of experience, they deliver qualified meetings through lead generation.
Cost/Lead
$29-$242
Turnaround
2-5w
KlientBoost
agency
KlientBoost is a mid-size (11-50) B2B lead generation agency specializing in SaaS, Technology and B2B. With 2-5 years of experience, they deliver qualified meetings through lead generation.
Cost/Lead
$54-$217
Turnaround
1-4w
Leadiro
agency
Leadiro provides B2B contact data and lead generation services with a focus on international markets. Their database covers 98+ countries with GDPR-compliant data.
Cost/Lead
$50-$150
Turnaround
1-3w
Martal Group
agency
Specializing in SaaS, Technology and B2B, Martal Group brings 2-5 years of expertise in lead generation to help businesses scale their pipeline with 1-8 weeks turnaround.
Cost/Lead
$55-$143
Turnaround
1-8w
LevelUp Leads
agency
A small (2-10) B2B lead generation firm, LevelUp Leads focuses on delivering results for SaaS, Technology and B2B through lead generation at $67-$262 per lead.
Cost/Lead
$67-$262
Turnaround
2-3w
memoryBlue
agency
memoryBlue helps SaaS, Technology and B2B generate qualified leads through lead generation. This small (2-10) agency offers per lead pricing and 1-3 weeks campaign setup.
Cost/Lead
$28-$342
Turnaround
1-3w
Superhuman Prospecting
agency
Specializing in SaaS, Technology and B2B, Superhuman Prospecting brings 10+ years of expertise in lead generation to help businesses scale their pipeline with 1-6 weeks turnaround.
Cost/Lead
$54-$178
Turnaround
1-6w