Scaling Up? Find the Best Demand Generation Agency [Top 18 List]

Is it challenging to attract potential clients and grow your business? Consider hiring a demand generation agency, as they could be the game-changing solution you’re seeking to promote your offerings and expand your customer base.

In this article, we’ll explore the role of demand generation agencies and how they can revolutionize your business by keeping your sales funnel brimming with qualified leads.

We’ll also guide you through choosing a dependable demand generation partner who aligns perfectly with your business goals.

Ready to boost your marketing efforts and attract the right audience? Let’s get started!

What is Demand Generation? 

Demand generation isn’t just a buzzword, it’s a powerful strategy designed to create awareness and interest in your products or services.

Demand generation involves building and nurturing long-term customer relationships by guiding them from initial awareness to becoming loyal advocates. 

It encompasses a diverse range of marketing tactics, segmented into inbound and outbound strategies, including:

Inbound Strategies:

• Content Marketing: Create valuable content like blog posts, ebooks, and videos to attract and engage your audience.
• Social Media Campaigns: Engage with audiences through regular posts and interactive content on social platforms.
• Email Marketing: Use newsletters and automated campaigns to nurture leads and maintain customer relationships.
• Search Engine Optimization (SEO): Optimize your website and content to rank higher in search engine results.
• Webinars: Host educational and product-focused webinars to engage and inform your audience.

Outbound Strategies:

• Cold Email Outreach: Educate prospects about your solutions through personalized emails.
• LinkedIn Networking: Engage with potential clients through direct messaging, InMail, and LinkedIn groups to build professional relationships.
• Cold Calling: Contact key decision-makers via phone to better understand their unique pain points and inform them about potential solutions. 
• Event Marketing: Participate in or host events like trade shows and conferences to connect with potential clients.
• Targeted Advertising: Utilize PPC, display ads, social media ads, and retargeting to reach specific audiences.

How do inbound and outbound demand generation strategies differ?

Inbound strategies attract prospects by providing helpful content that educates. This content draws prospects naturally. Outbound strategies reach out actively to customers using direct messages, calls, and targeted ads. Both strategies work together to build and nurture leads throughout the buyer’s journey.

Central to demand generation is delivering valuable content that educates and engages potential customers at each stage of their buyer journey. Unlike traditional marketing focused on immediate sales, demand generation creates sustainable pipelines of high-quality leads through consistent interactions and demonstrating the value of offerings. Data-driven decision making also plays a crucial role by using analytics to refine strategies and optimize marketing efforts.

Why is data-driven decision making important in demand generation?

Data helps marketers understand which tactics work best. It measures campaign results accurately. This knowledge guides adjustments to improve lead quality and increase conversion rates. Using data ensures resources are spent efficiently and maximize results.

Ultimately, demand generation aims to establish a robust foundation for long-term growth by attracting and nurturing potential customers, guiding them towards making informed purchase decisions, and cultivating loyalty. It’s a holistic strategy that ensures the right message reaches the right audience at the right time, maximizing the impact of marketing activities and driving business success.

Top 18 B2B Demand Generation Agencies in 2025

Finding the right demand generation agency can be pivotal for your B2B business. The right agency helps create and execute strategies that attract, engage, and convert potential clients into loyal customers. 

Here’s a look at some of the top B2B demand generation agencies that can take your business to the next level:

1. Martal Group

Founded in 2009, Martal Group is a leading B2B demand generation marketing agency that combines an AI-driven sales development platform with experienced human SDR teams to generate qualified leads worldwide. We offer flexible outsourcing (fractional or full-time SDR teams) with seasoned sales pros in North America, Europe and Latin America. 

• AI+Human Model: Combines skilled SDR reps with a proprietary AI-enabled sales platform for efficient, data-driven outreach (real-time intent signals, personalized messaging).
• Campaign Focus: Runs ICP-specific, intent-driven outbound campaigns across email, LinkedIn and calls to target high-value accounts.
• Global Reach: North America–headquartered (Canada/US) with teams in Europe and LATAM for localized market coverage.
• Experienced Team: Sales reps average 3–5 years’ experience; in business since 2009, Martal is highly rated (#1 lead gen agency on Clutch) for consistent pipeline growth.

2. CIENCE Technologies

CIENCE is a US-based B2B demand generation service specializing in outsourced SDR teams powered by AI insights. It uses an AI-enabled digital qualification system and multichannel outreach to generate demand for tech clients.

• Region: Global reach with offices in the US and Europe.
• Execution: Outsourced SDRs conducting cold email, LinkedIn and phone campaigns; blends AI data with human personalization.
• Specialization: Focus on tech/SaaS and enterprise software companies.
• Tech/Tools: Proprietary AI tools analyze ideal customer profiles and prospect activity; integrates with CRM (Salesforce, HubSpot) and analytics platforms for campaign optimization.

3. SalesRoads

SalesRoads is a U.S. outbound demand generation firm known for cold calling and appointment setting.

• Region: Primarily North America (US-based SDRs).
• Execution: Dedicated outbound sales teams focused on cold calling, email outreach and multi-touch follow-up (appointment-setting service).
• Specialization: B2B companies in software, technology, and manufacturing.
• Tech/Integration: Uses CRM and call-tracking tools to measure performance; 16+ years of experience with proven lead quality.

4. Belkins Inc.

Belkins is a global B2B appointment-setting and lead research agency that helps businesses generate demand through personalized outreach.

• Region: Offices in Europe and the US, serving global clients.
• Execution: Outsourced SDR model specializing in cold emailing and LinkedIn outreach to secure qualified meetings.
• Specialization: Works across industries like SaaS, fintech, and professional services.
• Tech/Tools: Employs analytics and CRM integration to track campaign ROI; emphasizes continuous optimization and client feedback for strategy refinement.

5. Pearl Lemon Leads

Pearl Lemon Leads is a UK-based B2B demand generation marketing agency focusing on scalable outbound campaigns.

• Region: UK-based with global reach (UK, US, EU).
• Execution: Multichannel strategy including LinkedIn outreach, cold email, and lead nurturing to set appointments.
• Specialization: Strong track record in tech, finance, and professional services.
• Tech/Integration: Uses data-driven prospecting (combining traditional lead gen with digital tactics); transparent reporting keeps clients updated on campaign performance.

6. The Marketing Practice

The Marketing Practice is a UK/EU agency that blends ABM, content marketing, and lead nurturing to build demand.

• Region: Serves EMEA (UK-based) and North American markets.
• Execution: Account-based marketing (ABM) and multi-channel campaigns (email, events, social) to engage target accounts.
• Specialization: Tech, SaaS, and B2B enterprise sectors.
• Tech/Integration: Integrates marketing automation (Marketo, Eloqua) with CRM (Salesforce) for tracking pipeline impact; focuses on personalized messaging and segmentation.

7. Ironpaper

Ironpaper is a U.S. inbound-focused demand generation agency that uses content marketing and data analytics to drive lead conversion.

• Region: US-based (New York) with national clients.
• Execution: Inbound strategies: SEO, content creation, marketing automation and lead nurturing programs.
• Specialization: Technology, SaaS, and high-tech B2B firms.
• Tech/Integration: Emphasizes data-driven marketing (analyzing web analytics, CRM data); aligns marketing with sales for better conversion.

8. Callbox

Callbox is a multi-national demand generation firm (HQ in the US with APAC presence) known for its global, multi-touch campaigns.

• Region: Global coverage (North America, Asia-Pacific, EMEA).
• Execution: Multi-channel lead gen (email, calls, social media and event marketing) and ABM at scale.
• Specialization: IT, SaaS, telecom, healthcare, finance and manufacturing industries.
• Tech/Tools: Uses AI-driven list building, CRM integration and analytics dashboards to optimize outreach and pipeline tracking.

9. Gripped

Gripped is a UK-based digital-first demand generation agency serving B2B SaaS companies.

• Region: UK (London) with international clients.
• Execution: Inbound-focused programs (content marketing, SEO/PPC, marketing automation) to attract and nurture leads.
• Specialization: Tech and SaaS firms at startup and scale-up stages.
• Tech/Integration: Deploys martech stacks (HubSpot, Pardot) and analytics to measure funnel engagement; emphasis on scalable content and data-driven optimization.

10. Refine Labs

Refine Labs is a US agency that treats demand generation as revenue creation, using data-driven insights and “dark social” content strategies to generate demand.

• Region: US-based (Boston) serving primarily tech clients.
• Execution: Broad demand creation programs (content strategy, paid media, funnel optimization) with a focus on full-funnel analytics.
• Specialization: B2B SaaS and enterprise software companies.
• Tech/Integration: Heavy use of marketing analytics and attribution models; shifts focus from MQLs to pipeline metrics, leveraging tools like Looker/Data Studio to measure impact.

11. Directive Consulting

Directive Consulting is a US-based growth marketing firm specializing in SaaS demand generation.

• Region: US (California) with global clients.
• Execution: Inbound and paid strategies: SEO, PPC (Google Ads, LinkedIn Ads), content marketing, and conversion rate optimization.
• Specialization: B2B SaaS and tech companies (e.g. enterprise software).
• Tech/Integration: Integrates marketing automation and analytics platforms; ROI-driven approach with custom dashboards to track lead performance.

12. Ignite Visibility

Ignite Visibility is a California digital marketing agency offering full-service demand gen with an emphasis on paid media and optimization.

• Region: US-based (San Diego) with national reach.
• Execution: SEO, PPC, social media advertising and CRO to attract and convert leads.
• Specialization: E-commerce, franchises, and general B2B sectors.
• Tech/Integration: Uses advanced analytics and A/B testing tools; proprietary reporting to continuously refine campaigns and drive pipeline results.

13. Accelerate Agency

Accelerate Agency (UK) focuses on AI-driven SEO and inbound demand generation.

• Region: UK (Bristol) serving primarily UK/EU clients.
• Execution: Content marketing, AI-powered SEO, and conversion optimization to build organic demand.
• Specialization: Brands in retail, manufacturing, and consumer products.
• Tech/Integration: Uses AI tools for keyword research and segmentation; integrates CRO and predictive analytics to enhance organic lead flow.

14. Dapper Agency

Dapper Agency is a UK B2B demand generation marketing firm that uses cutting-edge tactics for tech startups.

• Region: UK-based (Brighton) serving tech businesses globally.
• Execution: Data-driven lead campaigns leveraging AI insights and personalized outreach.
• Specialization: Startup and scale-up tech companies (SaaS, cybersecurity, fintech).
• Tech/Integration: Employs AI for audience targeting and performance tracking; integrates CRM and marketing tools for seamless campaign management.

15. Transmission Agency

Transmission is a UK global B2B demand generation agency that specializes in data-driven ABM and digital campaigns.

• Region: UK (London) and international markets.
• Execution: Account-based and content marketing campaigns aligned to target accounts.
• Specialization: Technology, manufacturing, and global enterprise clients.
• Tech/Integration: Advanced data analytics and CRM integrations to monitor engagement; strong focus on pipeline attribution for large-scale B2B programs.

16. Cleverly

Cleverly is a US-Canada remote agency that specializes in LinkedIn-focused demand generation.

• Region: North America (remote, USA/Canada).
• Execution: Ultra-targeted LinkedIn outreach and personalized messaging to book appointments.
• Specialization: Startups, SMEs, and tech companies.
• Tech/Integration: Leverages LinkedIn Sales Navigator and CRM (e.g. HubSpot) to manage campaigns; known for collaborations with major brands (Uber, Google) on LinkedIn-led lead gen.
  

17. Operatix

Operatix is a US-based outsourced sales development agency focused on high-touch B2B outreach.

• Region: US (Texas HQ) serving global clients.
• Execution: Outsourced SDR teams delivering cold calling, email outreach and multi-touch cadences.
• Specialization: B2B software firms (cybersecurity, enterprise software, HR tech).
• Tech/Integration: Uses AI-assisted prospecting and data intelligence platforms; builds custom sales playbooks and integrates with client CRMs for lead handover.

18. Sopro

Sopro is a UK lead generation agency offering outsourced demand gen solutions with a simple, hands-off model.

• Region: UK with international clients (US, UK, EU).
• Execution: Turnkey outbound service (prospecting, outreach via email and LinkedIn) to deliver meetings and opportunities.
• Specialization: Varied B2B sectors, often tech and professional services.
• Tech/Integration: Combines human-led list building with analytics; minimal client-side effort required, with integrations into popular CRM and email platforms for seamless data flow.

Differentiating Demand Generation from Account-Based Marketing (ABM) 

Demand generation and account-based marketing (ABM) aim to boost growth and engagement but use distinct strategies tailored for different stages of marketing and specific customer groups.

But what exactly is the difference between demand generation and ABM?

Demand generation focuses on creating broad awareness and interest among a wide audience, while ABM targets specific high-value accounts with personalized marketing efforts to accelerate sales cycles.

Demand Generation – Fueling Growth Across the Funnel

Demand generation strategies involve reaching a wide audience using methods like content marketing, SEO, social media, and paid ads.

 It includes creating and distributing educational content like blogs, whitepapers, videos, and webinars to tackle pain points and position the brand as an industry leader. 

In addition, demand generation involves nurturing leads through email campaigns, lead magnets, and personalized content. Success is measured using metrics such as website traffic, social media engagement, lead quality, and conversion rates.

Account-Based Marketing (ABM) – Precision Targeting for High-Value Accounts

In contrast, ABM is a highly targeted approach that personalizes marketing efforts for individual accounts or high-value prospects, addressing the specific needs and pain points of key decision-makers.

ABM starts by identifying potential accounts aligned with the ideal customer profile or with growth potential. It then involves customizing content and tailoring messaging to address the challenges and goals of decision-makers within those accounts.

It also involves engaging through multiple channels like personalized emails, direct mail, targeted ads, and one-on-one interactions. Success is determined by looking at numbers like how many people visit your website, how much engagement your social media posts get, how good your leads are, and how many of them become customers.

Demand Generation vs. ABM: How They Differ and When to Use Each

• Audience focus: Demand generation targets a broad audience to create brand awareness and drive interest, while ABM focuses on specific high-value accounts to accelerate sales cycles.
• Approach: Demand generation employs both outbound and inbound marketing tactics to attract and nurture leads, whereas ABM adopts an outbound, personalized approach to engage key decision-makers directly.
• Metrics and measurement – Demand generation focuses on lead volume and engagement across various channels, while ABM measures success based on the depth of engagement and conversion rates within targeted accounts.

Combining demand generation and ABM ensures effective lead generation, nurturing, and converting prospects into loyal customers.

What Does a Demand Generation Agency Do? 

What exactly does a demand generation agency do? 

B2B demand generation agencies are pivotal in driving business growth through active engagement in diverse marketing strategies. 

These include creating compelling content, employing SEO for visibility, leveraging LinkedIn for networking, and executing email and social media campaigns. They also utilize targeted paid advertising to reach specific audiences effectively. The goal is to attract high-quality leads and nurture them into loyal customers. 

Partnering with a demand generation agency enables you to leverage advanced technology and strategies for a streamlined, data-driven approach that converts prospects into loyal customers.

Here are some key benefits of working with a demand generation agency:

• Better expertise and knowledge – When you partner with a demand generation agency, you gain access to expert sales and marketing teams who bring updated industry knowledge and effective strategies to accelerate your lead generation efforts.
• Increased sales efficiency – Outsourcing sales reps frees up your internal team to focus on core tasks while providing access to advanced tools and marketing automation, enhancing overall sales efficiency. 
• Great scalability – Outsourcing also offers scalability, allowing you to adjust sales operations as needed, which can be challenging with an in-house team. 
• Data-driven decision-making – Data-driven decision-making is another key benefit, as top agencies use analytics to optimize marketing and sales strategies, leading to improved sales outcomes and cost efficiencies.

Our Strategic Approach to Demand Generation for B2B Companies 

At Martal Group, we have a proven approach to B2B demand generation that focuses on achieving results. Tailored to each client’s needs, our strategy has driven significant growth for many partners over the past decade. Key elements of our approach include:

• Signal-Driven Prospecting: We leverage diverse sales and marketing strategies, utilizing buying intent data to attract and convert high-quality leads into your sales funnel, ensuring your outreach efforts are focused on prospects already showing interest in your solutions.
• Technographic ABM Campaigns: Our team conducts thorough analyses using technographic data to create segmented campaigns, personalized to your prospects. This approach helps us effectively reach your ideal buyers and strategically displace competitors by understanding the technology stack and preferences of your target audience.
• Lunch and Learn Meetings: Build instant rapport and make a memorable impact with decision-makers by scheduling lunch and learn meetings. We deliver lunch to your prospects just before the discovery call, making the experience engaging and convenient.

This holistic approach ensures that our clients achieve sustainable growth and maximize their ROI through strategic demand generation initiatives.

Expert Insights on The Future Role of Demand Generation Companies 

As we embrace the digital age, demand generation firms anticipate new opportunities and challenges. Sales and marketing teams, traditionally pivotal in generating interest, now have to navigate evolving technologies and changing consumer behavior.

We asked experts to hear their insights on the future of demand generation. Here’s what they had to say:

What role will personalization play in demand generation’s future?

“Looking towards the future, the role of demand generation companies will likely continue to evolve as technology and customer behavior change. Personalization and account-based marketing are becoming increasingly important, and demand generation companies will need to adapt their strategies accordingly.” 

Krittin Kalra, Founder, WriteCream

How will data influence demand generation strategies?

“I foresee their role evolving by placing a greater emphasis on data-driven strategies. Data is becoming increasingly valuable, and demand generation companies are using it to create targeted and personalized marketing campaigns. 

By analyzing customer data, they gain insights into buyer behavior and preferences, resulting in higher engagement and better returns for businesses. Embracing data-driven strategies is crucial for success in the evolving B2B tech industry.” 

Matias Rodsevich, CEO, PRLab

What impact will AR and VR have on demand generation?

“AR and VR integration has the potential to revolutionize the way businesses generate leads by providing an immersive and interactive experience for prospects to connect with. This will assist demand-generating businesses in showcasing their clients’ products and services distinctively and appealingly. 

AR-powered product demos, for instance, will allow prospects to see how a product works in its environment, delivering a more intimate experience, while VR will take prospects to a virtual environment where they may experience the same product in an inventive way. It will provide useful data and insights into prospects’ interests, requirements, and preferences.”

Marc Hardgrove, CEO, TheHOTH

How will privacy laws and ethics affect demand generation?

“The role of demand generation companies will likely evolve as B2B business dynamics continue to change. They may need to adapt their strategies to accommodate the growing focus on personalized engagement, integrated omnichannel experiences, and data-driven decision-making. 

Demand generation companies may integrate artificial intelligence and machine learning capabilities, opening up new opportunities for hyper-targeted and efficient demand generation. These companies will need to stay updated with shifting privacy regulations and cultivate a strong stance towards ethical marketing practices.”

Diana Stepanova, Operations Director, Monitask

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FAQs: Demand Generation Agency

1

What are the demand generation tactics? 

Common tactics include targeted content marketing (blogs, ebooks, webinars), SEO/PPC advertising, social media campaigns, account-based marketing (ABM) targeting key accounts, and live events or webinars. Other tactics are lead nurturing and email drip campaigns, retargeting ads, referral programs, and even interactive tools like chatbots. These advanced demand generation tactics work together to build awareness, engage prospects, and generate demand.

2

What are the six steps in the demand generation process? 

The typical six-step process is:
(1) Define your target audience and develop buyer personas;
(2) Develop a content strategy aligned with those personas’ pain points;
(3) Create and distribute high-quality content (blogs, reports, videos, etc.);
(4) Optimize landing pages and CTAs for conversions;
(5) Use marketing automation (email/lead nurturing) to move leads through the funnel;
(6) Measure and analyze results to continually refine your tactics.
By following these steps, you build a demand generation engine that drives pipeline and revenue.

3

What is the rule of three for demand generation? 

In digital demand gen (especially paid campaigns), the “rule of three” means including at least three distinct creative assets in each ad group – for example three images or videos in vertical, square and landscape formats. Using multiple creatives ensures broader reach and engagement. More generally, marketing lore holds that people need to see a message at least three times before it sticks, so you should plan to touch prospects via multiple channels and repeats for maximum impact.