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8 Lead Generation Platforms for Marketing Agencies in 2025

13 Jun 2025, 6:44 pm GMT+1

Lead generation remains a crucial business goal for marketing agencies today, as they rely on a steady stream of business to stay competitive in their industries. However, regardless of the approach you take, manual efforts are insufficient to create and sustain an efficient sales pipeline. 

This is where lead generation platforms help marketing agencies find quality leads that are interested in their services. Among them, Instantly stands out with its advanced Supersearch feature, which enables B2B brands to connect with high-potential customers within their target audience. In this article, we will explore the top lead generation platforms for marketing agencies in 2025.

8 Lead Generation Platforms for Marketing Agencies in 2025

If you need more clients in your marketing agency, these lead generation platforms will help you find suitable prospects to nurture and can convert:

1. Instantly

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With a B2B Lead Finder trusted by millions of users worldwide, Instantly streamlines lead generation by providing verified contact information on your leads from reputable sources. Additionally, its AI-powered lookalike tool helps you build a list of suitable prospects to reach out to, based on companies you've worked with in the past.

Why Instantly?

  • Email Campaigns: You can initiate conversations with leads via cold emails and newsletters to promote your brand and build a following. Instantly also provides a trained AI Email Writer to help you write unique and impactful emails that would boost response rates.
  • Enrichment Tool: With over 450 million contacts, Instantly helps you find an unlimited amount of leads. Then, it enriches the contact details on your prospect list to widen your outreach efforts. 
  • Comprehensive Analytics: Instantly offers advanced analytical reports on campaign performances to help you refine your outreach efforts and drive successful future campaigns.

2. Leadpages 

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Leadpages helps marketing agencies build landing pages to attract leads and encourage them to take action. Users can also optimize interactions by incorporating features like forms and registration pages to collect lead information. 

Pros of Leadpages

  • You can build landing pages from scratch without any technical expertise.
  • It provides professionally designed landing page templates to help you save time.
  • You can automate processes, such as sending prompt follow-up emails after leads fill out a form. 

Cons of Leadpages

  • It does not offer other essential lead generation strategies aside from landing pages. 
  • Its lower plans have limited A/B testing features.

3. Luna.ai

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Luna.ai helps agencies find qualified leads and provides technographic information that informs their marketing strategies. It also guarantees deliverability through email warm-ups and automatic DNS configurations.

Pros of Luna.ai

  • Luna.ai has mass emailing capabilities. 
  • It has an efficient customer support system.
  • The platform supports multi-language messaging. 

Cons of Luna.ai

  • Integrating the platform with other marketing tools can be difficult.
  • Luna.ai is not ideal for large companies with more complex needs. 

4. RocketReach

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RocketReach provides marketing agencies with verified email addresses to connect with leads worldwide. The platform facilitates real-time lead generation through seamless integrations with tools like Chrome and LinkedIn. 

Pros of RocketReach 

  • You can write and automate messages to leads directly from the platform.
  • You can communicate with leads faster through direct phone calls.
  • It reduces bounce rates and improves deliverability for email campaigns.

Cons of RocketReach 

  • The pricing options are quite expensive.
  • Sometimes, it fails to provide a lead’s contact information after spending their credits to unlock the profile. 

5. Outplay.ai

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Outplay.ai allows agencies to contact leads through various channels, including email, social media, phone calls, and SMS. This versatile approach enables you to maintain consistent engagement with prospects across various channels and establish a strong brand reputation with their target audience.

Pros of Outplay.ai

  • Outplay.ai offers a Chrome extension that works smoothly with LinkedIn and Gmail.
  • It offers prospect tracking analyses and performance evaluations of outreach campaigns. 
  • The platform has a user-friendly interface.

Cons of Outplay.ai

  • It has limited email design tools. 
  • Some integrations don't work efficiently.

6. Seamless.AI 

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Seamless.AI has a vast database of companies to help agencies find leads and build prospect lists with genuine and current contact information. The platform also offers an AI assistant to generate personalized email content for outreach campaigns. 

Pros of Seamless.AI 

  • Seamless.AI provides buyer intent data that helps you identify companies actively seeking the services you offer. 
  • The platform has an efficient customer support system.
  • It helps agencies develop personalized outreach campaigns. 

Cons of Seamless.AI 

  • The platform may provide inaccurate or outdated information on leads.
  • Users may find the user interface complex to navigate.

7. Brevo

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Brevo provides digital marketing tools to help agencies manage multiple email campaigns and SMS communication with leads. It also offers landing page builders and  forms that agencies can utilize to collect relevant lead data and accelerate their lead generation process.

Pros of Brevo

  • Brevo offers flexible payment plans.
  • It provides interactive email templates.
  • It is an ideal option for small businesses and solopreneurs.

Cons of Brevo

  • It lacks efficient CRM tools.
  • The platform takes time to upload and verify contacts.

8. Salesmate 

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Salesmate helps users create customized landing pages to drive traffic to their website and convert anonymous site visitors into high-quality leads. It also offers AI support in handling communication with leads, ensuring they receive compelling and relevant outreach messages at different points in their sales journey.

Pros of Salesmate 

  • It is a good CRM tool for automating workflows.
  • It offers advanced design features.
  • It provides lead-scoring analyses to enable users to prioritize high-potential leads.

Cons of Salesmate

  • The email domains can be challenging to set up.
  • It has limited functionality and speed on mobile devices.

Engage, and Convert Quality Leads for Your Marketing Agency 

Marketing agencies need lead generation tools that help them identify quality leads they can easily convert into returning customers. 

To this end, Instantly equips you with:

  • Prompt searching and identification of verified leads.
  • AI-powered support to manage the lead nurturing process and improve conversion rates.

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