ZoomInfo is a widely used B2B sales intelligence platform, but marketing agencies managing multiple clients often need something different from what enterprise self-serve databases provide. Agencies running varied client campaigns may need more flexible audience building, data preparation, and delivery across channels.
This guide examines seven ZoomInfo alternatives through the lens of agency data requirements, helping marketing leaders evaluate options that align with how agencies actually work.
Key Takeaways
- Campaign-ready data reduces preparation. DataPartners delivers campaign-ready data that is cleaned, deduplicated, enriched, and formatted for activation, reducing the processing work agencies need to perform.
- Multi-client campaigns need distinct audiences. Agencies managing different client accounts need separate targeting criteria, audiences, and activation requirements for each campaign.
- Custom audience building improves precision. Tailored prospect databases built around client objectives, demographics, and geographic requirements help agencies reach more relevant audiences.
- B2B and B2C coverage expands opportunities. Access to B2B business data and consumer household data supports campaigns across retail, broadband, telecom, financial services, and B2B markets.
- Data processing support reduces internal workload. Hygiene, enrichment, deduplication, and matching services help agencies spend less time preparing data and more time executing campaigns.
- Geography-aware targeting supports complex markets. Custom audiences built around service areas and market boundaries help agencies target households and businesses within defined campaign geographies.
Understanding Agency Data Needs
Marketing agencies face data challenges that differ fundamentally from enterprise sales teams. While a corporate sales organization needs a single database to prospect into target accounts, agencies must source, process, and activate data across multiple clients with different industries, geographies, audiences, and campaign objectives.
Core requirements for agency data solutions include:
- Multi-client management: Handling separate data sets and targeting requirements for each client without mixing audiences.
- Campaign-ready delivery: Receiving data formatted for immediate activation across direct mail, email, CRM, and social platforms.
- Flexible audience building: Creating custom prospect universes around specific demographics, behaviors, geographies, or life events rather than filtering a fixed database.
- B2B and B2C coverage: Supporting both business prospecting and consumer household targeting for clients across retail, broadband, telecom, and financial services.
- Data processing support: Accessing hygiene, enrichment, deduplication, and matching services without building internal data operations teams.
Agencies evaluating different solutions can explore this audience data provider comparison to understand approaches to audience building, data preparation, and campaign activation.
ZoomInfo supports enterprise B2B prospecting and is often used by sales organizations with dedicated RevOps teams. Agencies managing campaigns for multiple SMB clients often find that self-serve database platforms create more work than they eliminate.
The following alternatives address agency-specific needs with varying approaches.
1) DataPartners
DataPartners stands apart as a boutique marketing data partner built around agency workflows rather than enterprise sales prospecting. Instead of providing raw database access, DataPartners delivers campaign-ready data processed and formatted for immediate activation.
Key Capabilities
- Custom audience building: Tailored prospect databases built from scratch around specific client objectives, demographics, and geographic requirements
- In-house data processing: Dedicated team handles cleaning, standardization, deduplication, matching, and enrichment before delivery
- Multi-client campaign support: Custom data solutions for agencies managing separate client campaigns, audiences, and targeting requirements
- Hybrid B2B/B2C database: Access to 250+ million consumer records plus comprehensive B2B business data from a single provider
- Geography-aware targeting: Custom audience building for broadband, telecom, and cable clients around defined service areas and market boundaries
- PreMover data: Identifies households preparing to relocate, helping marketers reach them before their move through mover marketing campaigns
Agency Use Cases
DataPartners excels across multiple agency campaign types.
For retail clients, it supports new customer acquisition, shopper data enrichment, and holiday campaign targeting. Broadband and telecom clients benefit from subscriber acquisition data built around serviceable addresses.
B2B campaigns use commercial prospect data organized by market boundaries, industry, and company characteristics.
What Sets DataPartners Apart
Unlike self-serve platforms requiring agencies to build internal data operations capabilities, DataPartners functions as an extension of the agency team.
The consultative approach helps identify audience opportunities that database filtering alone might miss, with data processed and delivered according to campaign requirements. Agencies gain access to deep data expertise without hiring internal data analysts.
2) Apollo.io
Apollo.io is an all-in-one prospecting platform combining database access with email sequences and a built-in dialer.
Primary Focus
- Combined prospecting and outreach: Database, email sequences, and dialer in one platform
- Large contact database: Access to 240+ million contacts and 30+ million companies
- Chrome extension: LinkedIn prospecting integration for individual contact lookups
Considerations
Apollo.io offers agencies instant database access for prospecting and outreach.
Contact data accuracy and completeness can vary by target market, particularly when mobile numbers and current job titles are important. Agencies using Apollo.io may need internal time for data validation and cleaning before campaign activation.
Primary Use Cases
Apollo.io works for agencies with internal data processing capabilities. The platform suits quick prospecting needs, but high-volume direct mail or email campaigns may require additional list preparation.
3) Cognism
Cognism specializes in European B2B data with phone-verified mobile numbers and compliance-focused prospecting features.
Primary Focus
- Diamond Data verification: Human-verified phone numbers for European contacts
- Compliance-focused screening: Built-in screening against Do Not Call lists across 16 countries
- Intent data integration: Bombora partnership for buying signals
- Salesforce and HubSpot integration: Native CRM connections
Considerations
Cognism emphasizes its European data strengths while also supporting B2B prospecting across North America and APAC. Its focus on business contacts means agencies running consumer campaigns will need additional data sources.
Primary Use Cases
Cognism fits agencies serving clients with European go-to-market strategies and compliance requirements. Agencies running B2C campaigns alongside B2B will need additional data sources.
4) UpLead
UpLead differentiates through real-time email verification, claiming 95%+ accuracy with credits refunded for invalid records.
Primary Focus
- Real-time verification: Email addresses verified before credit consumption
- Accuracy guarantee: Invalid records credited back to accounts
- Zapier integration: 1,500+ app connections for workflow automation
Considerations
UpLead focuses on email verification. For agencies running email-first campaigns, verified addresses can help reduce bounces, although deliverability also depends on sending practices.
However, agencies may still need additional preparation for direct mail or social onboarding, depending on campaign requirements, although UpLead supports CRM integrations and data enrichment.
Primary Use Cases
UpLead works for agencies prioritizing email campaigns with internal data processing needs. Agencies needing campaign-ready data across multiple channels may require additional solutions or internal processing capabilities.
5) Lusha
Lusha focuses on LinkedIn-based prospecting with a Chrome extension for individual contact lookups. The platform reports access to 515+ million contacts.
Primary Focus
- Chrome extension: LinkedIn integration for contact discovery
- Direct dials: Phone number lookup for sales outreach
- CRM enrichment: Automatic contact record updates
- Team management: Admin controls for agency seat allocation
Considerations
Lusha supports individual contact lookups, with a focus on contact prospecting rather than large-scale audience development.
Lusha includes email outreach capabilities through Lusha Engage, although agencies running broader multi-channel campaigns may require additional tools.
Primary Use Cases
Lusha suits agencies doing account-based prospecting where individual contact lookups support relationship-building. High-volume campaign data needs require different solutions.
6) Lead411
Lead411 combines B2B contact data with trigger events like funding announcements, hiring signals, and company growth indicators. The platform claims 450+ million contacts.
Primary Focus
- Trigger data: Funding, hiring, and growth event alerts
- US SMB focus: Strong coverage of American small and mid-market businesses
- Direct dial numbers: Phone numbers for sales outreach
- Unlimited data access: Some plans offer unlimited contact exports
Considerations
Lead411 provides useful trigger signals for timing outreach around company events.
Lead411 can support agencies targeting US businesses and selected international markets, although coverage varies by campaign geography. Agencies targeting markets outside Lead411’s available coverage or running consumer marketing campaigns may require additional data sources.
Agencies may need additional audience preparation depending on their campaign requirements, although Lead411 offers verification and CRM integration capabilities.
Primary Use Cases
Lead411 fits agencies running trigger-based campaigns for US-focused clients.
7) RocketReach
RocketReach provides access to 700+ million profiles with personal email coverage useful for recruiting and executive outreach.
Primary Focus
- Broad coverage: 700+ million profiles across professional and personal contacts
- Personal emails: Access to non-corporate email addresses
- Bulk lookups: List upload and enrichment capabilities
- API access: Developer integrations for custom workflows
Considerations
RocketReach’s broad coverage includes personal email addresses useful for recruiting clients or campaigns targeting individuals outside their corporate context. The platform focuses on contact discovery rather than campaign activation, delivering raw data requiring processing before deployment.
Primary Use Cases
RocketReach suits agencies with recruiting clients or executive outreach needs where personal contact information adds value. Traditional B2B marketing campaigns may find other platforms more aligned with campaign workflows.
Why Agencies Choose DataPartners
For agencies managing multiple clients with varying campaign types, DataPartners delivers purpose-built data solutions that address the challenges of multi-client marketing operations. Its consultative approach combines custom audience building, in-house data processing, and campaign-ready delivery based on each client’s targeting and activation requirements.
- In-house data processing: DataPartners handles cleaning, deduplication, standardization, matching, and enrichment before delivery. This reduces the preparation work associated with raw data exports.
- Custom audience building: DataPartners builds audiences around campaign objectives rather than relying only on standard database filters. Agencies can target households preparing to move, prospects within irregular broadband service areas, or audiences defined by demographic, behavioral, and geographic criteria.
- Hybrid B2B and B2C capabilities: DataPartners provides both B2B business data and consumer household data from a single source, simplifying data sourcing across different campaign types.
- Consultative partnership model: The team works with agencies to identify relevant data solutions, avoid common data mistakes, and refine audience definitions based on campaign needs. Agencies can draw on specialized data expertise without building every capability internally.
- Specialized mover data: PreMover data identifies households preparing to relocate, helping agencies plan outreach around a major life event. DataPartners also shares mover marketing statistics about reaching people during the moving process.
- Campaign-ready formatting: DataPartners prepares data for direct mail, email, CRM systems, and social audience uploads to platforms such as Meta and LinkedIn. Combined with consultative support and B2B/B2C coverage, this approach keeps data preparation aligned with campaign goals. The agency data provider comparison provides further context on evaluating data solutions.
Frequently Asked Questions
What makes DataPartners suitable for marketing agencies?
DataPartners builds custom audiences around specific campaign objectives rather than providing raw database access. The company delivers campaign-ready data that arrives cleaned, deduplicated, enriched, and formatted for immediate activation across direct mail, email, CRM, and social platforms. This approach reduces the internal processing work agencies would otherwise need to handle when using self-serve databases.
How does custom data benefit agency campaigns?
Custom data solutions start with the marketing goal rather than database filters. This means audiences can be built around irregular geographic boundaries, specific demographic combinations, life-event triggers like moving, or client-specific requirements that fixed database filters cannot address. This approach can improve targeting relevance and reduce waste from poorly matched audiences compared to generic list pulls.
Can DataPartners support multi-channel campaigns?
Yes. DataPartners prepares data files formatted for Meta, LinkedIn, and other digital advertising platforms that support custom audience uploads. The same audience definition can be delivered formatted for direct mail, email, social onboarding, and CRM activation, ensuring consistent targeting across channels without requiring agencies to reprocess data for each platform.
How does DataPartners handle high-volume needs?
DataPartners supports agencies requiring hundreds of thousands to several million records per campaign. The in-house processing team handles cleaning, matching, enrichment, and segmentation at scale, with secure file delivery through encrypted transfer. Enterprise clients can ingest data directly into internal systems, CRMs, marketing platforms, or analytics tools.
What is the engagement model?
The engagement starts with understanding the client’s campaign goal, market, audience, or business problem. DataPartners then identifies the right data products and processes, prepares the data, and delivers it in the format needed for activation. Ongoing relationships include consultative support for future campaigns and guidance on audience optimization based on campaign results.