LeadGenius is a B2B contact data and sales intelligence platform that combines AI with human researchers to deliver custom, compliant prospect data for global revenue teams.
Independently researched by the SalesHive team. Ratings are from public review platforms; this page is not sponsored by or affiliated with LeadGenius. Research last updated December 2025.
What is LeadGenius?
LeadGenius is an intelligent data services and sales intelligence provider focused on delivering bespoke B2B contact and account data for go-to-market teams. Rather than selling access to a static database, LeadGenius uses a blend of machine learning, large language models, and a global network of human researchers to source, verify, and enrich data on demand. This approach is designed to give marketing, sales, and revenue operations teams the precise contacts and insights they need for complex account-based and multi-threaded selling.
Founded in 2011 out of Y Combinator under the original name MobileWorks, the company rebranded to LeadGenius as it shifted from generic crowdsourcing to specialized sales and marketing data services. Headquartered in Berkeley, California, LeadGenius has raised over $20M in venture funding from firms including Sierra Ventures, Lumia Capital, Javelin Venture Partners, SJF Ventures, and others, and today serves hundreds of mid-market and enterprise customers worldwide across more than 30-40 countries.
The LeadGenius platform centers on what it calls “Precision Data”, highly specific, verified datasets tailored to each customer’s ICP, territories, and workflows. Core capabilities include global contact discovery, advanced contact tagging and technographics, behavioral and social signals, contact monitoring for job changes, and privacy-by-design sourcing that supports GDPR, LGPD, and CCPA compliance. Data is delivered via a SaaS dashboard, browser extension, native integrations with major CRMs and marketing automation tools, and a public REST API.
In the crowded sales intelligence and B2B data market, LeadGenius positions itself between self-serve databases like ZoomInfo or Apollo and fully manual research agencies. Its differentiation lies in combining live, campaign-specific data sourcing with white-glove delivery pods and tight integration into systems like Salesforce, HubSpot, Marketo, and Outreach. This makes it especially attractive for teams that need high-quality, niche, or international data at scale, and are willing to pay more and engage in structured implementations to get it.
LeadGenius key features
Teams typically use it for B2B sales prospecting and outbound lead generation, account-based marketing and building full buying committees, global market expansion into new geographies or segments, and more.
- Precision B2B contact & account data - custom-sourced records tailored to each customer's ICP, verticals, and territories instead of a static database.
- AI + Human-in-the-Loop sourcing - combines machine learning and LLMs with global human research teams for accuracy, context, and scale.
- Global data coverage - sourcing footprint across 30+ countries with strong coverage in EMEA, LATAM, APAC, and hard-to-reach SMB and brick-and-mortar segments.
- Contact Monitoring - continuously tracks role moves. promotions, and champion changes to keep CRM data fresh and surface timely buying signals.
- Contact Activation - runs opt-in programs that deliver content and convert anonymous or account-level interest into named, in-market contacts.
- Advanced Contact Tags & technographics - enriches contacts with skills, seniority, responsibilities, and technology usage to improve targeting and segmentation.
- Behavioral & social signal intelligence - surfaces engagement signals from social and other public sources to prioritize outreach based on real buyer behavior.
- Data enrichment & hygiene - fills in missing firmographic. technographic, and contact fields for existing CRM and marketing automation records.
- CRM & MAP integrations - bi-directional sync and field mapping with platforms like Salesforce, HubSpot, Marketo, Pardot, and Outreach.
- Browser extension workflows - Chrome extension that finds and syncs account and contact information directly from LinkedIn, LinkedIn Sales Navigator, Salesforce, and HubSpot pages.
- Flexible data delivery & refresh - supports scheduled exports. webhooks, and API-based delivery with daily, weekly, monthly, or event-based refresh cadences.
- Privacy & compliance framework - configurable rules for GDPR. LGPD, CCPA and consent/suppression with URL-level source transparency for every record.
- Dedicated delivery pods & managed services - cross-functional pods of researchers, QA, engineers, and program managers that operate as an extension of the customer's team.
What reviewers love, and what to watch
A balanced view of LeadGenius, drawn from public reviews and product research.
Pros
- High-quality, precise B2B contact data with strong global coverage and the ability to source niche or hard-to-find segments.
- Combination of AI and human researchers that produces more accurate, context-rich data than generic database providers.
- User-friendly interface and filters that make it easy to build targeted lists and manage campaigns.
- Acts as an extension of in-house sales and marketing teams, with many reviewers praising the strategic guidance and responsiveness of the LeadGenius team.
- Significant time savings and efficiency gains in lead sourcing, enrichment, and outbound campaign execution.
- Strong onboarding, training, and support options, including live training and hands-on help when configuring integrations and workflows.
Cons
- Higher overall cost and longer contract commitments than many self-serve data platforms and point tools.
- Mixed feedback on data freshness and relevance in some campaigns, especially when scopes are not tightly defined.
- Less of a self-serve product experience than competitors; value depends heavily on engagement quality with the delivery pod and success team.
LeadGenius pricing
Published pricing at the time of research. Always confirm current rates with the vendor.
- Basic custom data enrichment and net-new contact sourcing
- Limited campaign volume and support
- Initial implementation and basic onboarding services
- All Starter features
- Higher data volumes and multiple concurrent campaigns
- Dedicated customer success resources and strategy support
- Deeper CRM/MAP integrations and field mapping
- All Professional features
- Large-scale, ongoing custom data projects and enrichment programs
- Dedicated delivery pod with researchers, QA, and program managers
- Priority support, advanced configuration, and bespoke reporting
Setup: Typically $2,500, $25,000 in implementation and onboarding fees depending on tier and scope Freemium Dashboard account with limited usage: typically 2-5 campaigns, up to ~1,000 records for enrichment and ~500 net-new leads, plus restricted access to automated plays before needing to talk to sales.
Who LeadGenius is for
A strong fit for
Mid-market and enterprise B2B companies with complex, multi-stakeholder sales cycles that need compliant, high-quality contact data in niche, global, or under-served segments, and that run Salesforce, HubSpot, Marketo, or similar systems as their go-to-market stack.
Probably not for
Very small businesses or solo operators looking for a low-cost, self-serve prospecting list, organizations with simple local-only targeting needs, or teams unwilling to commit to enterprise-level budgets and structured implementations.
How LeadGenius compares
Compared to large, self-serve data platforms like ZoomInfo or Apollo.io, LeadGenius takes a more services-heavy, bespoke approach. Rather than giving customers direct access to a massive pre-built database, it focuses on sourcing and verifying data on demand for each customer’s ICP, campaigns, and territories. This often yields better coverage in non-obvious segments and international markets, and can deliver higher-impact datasets for account-based and complex enterprise selling, but at a higher cost and with more up-front collaboration required.
When stacked against enrichment-focused tools like Clearbit or Cognism, LeadGenius stands out for its combination of AI and human-in-the-loop research, its advanced contact tagging and behavioral insights, and its emphasis on privacy and compliance with URL-level transparency. However, Clearbit, Cognism, and newer competitors such as Apollo.io and SalesIntel typically offer more transparent pricing, lighter-weight onboarding, and self-serve workflows that appeal to smaller or more budget-conscious teams. Organizations that value custom data, managed delivery, and global reach often favor LeadGenius, while those prioritizing lower cost, instant access, and pure self-service may gravitate toward alternative platforms.
Tool research is the easy part. Someone still has to build the lists, write the copy, make the calls, and book the meetings.
Frequently asked about LeadGenius
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