Top 10 Account-Based Marketing Agencies for B2B SaaS in 2025

Account-based marketing has become the go-to strategy for B2B SaaS companies who want to land bigger deals and shorten sales cycles.Instead of chasing hundreds of unqualified leads, ABM flips the script by targeting specific high-value accounts with personalized campaigns.

But here's the thing: running a successful ABM program isn't easy. You need specialized expertise in targeting, personalization, multi-channel orchestration, and sales-marketing alignment. That's where ABM agencies come in.

We've compiled a list of the top 10 account-based marketing agencies that actually deliver results for B2B SaaS companies.These aren't just agencies that claim to "do ABM"—these are specialists with proven track records, real client results, and deep expertise in helping SaaS companies grow through targeted account engagement.

Whether you're looking to launch your first ABM program or scale an existing one, this guide will help you find the right partner.

Why B2B SaaS Companies Are Betting Big on ABM Agencies

Traditional lead generation feels like fishing with a net. You cast wide, hope for the best, and end up sorting through tons of unqualified leads that sales won't touch.

ABM is different.It's more like spearfishing—you identify the exact accounts you want, research them deeply, and create personalized experiences that speak directly to thier needs.

For B2B SaaS specifically, ABM makes even more sense. Your ideal customers aren't impulse buyers browsing at 2 AM. They're enterprises with 6-10 decision-makers involved in every purchase, according to Harvard Business Review. The buying process is complex, the sales cycles are long, and you need to reach multiple stakeholders across different departments.

That's where ABM agencies shine. They bring specialized skills that most in-house teams simply don't have: account intelligence platforms, intent data analysis, multi-channel orchestration, and proven playbooks for engaging buying committees.

Let us explain.The best ABM agencies don't just run ads to target accounts. They help you identify which accounts are actually in-market right now, map out the buying committee, create personalized content for each stakeholder, and coordinate campaigns across email, paid ads, direct mail, and sales outreach.

And honestly? Most B2B SaaS companies don't have the bandwidth or expertise to do this well on thier own.

Top 10 Account-Based Marketing Agencies

1. Aimers Agency

Best for: B2B SaaS companies that want full-funnel ABM with measurable ROI

Aimers Agency specializes in performance marketing for B2B SaaS companies, with a particular focus on account-based marketing strategies for SaaS. They've helped over 100 companies scale their customer acquisition, managing more than $30M in ad spend.

What sets Aimers apart is their data-driven approach combined with deep SaaS expertise.They don't just run ABM campaigns—they build complete revenue engines that integrate paid search, paid social, conversion optimization, and sales enablement.

Their client results speak for themselves. For Mixpanel, they drove a 164% increase in qualified leads while maintaining efficient cost-per-acquisition. For Originality.AI, they achieved a 210% conversion rate increase through targeted ABM campaigns and landing page optimization.

The team brings over 10 years of experience specifically in SaaS marketing, which means they understand the unique challenges of selling subscription software: long sales cycles, complex buying committees, and the need to demonstrate ROI throughout the customer journey.

What they do: Full-funnel ABM strategy, paid search and social for target accounts, conversion rate optimization, landing page design, analytics and reporting, sales-marketing alignment

Notable clients: Mixpanel, ShipBob, Originality.AI, Orion Labs, Uppbeat

2. The ABM Agency

Best for: Enterprise companies running high-touch 1:1 ABM campaigns

The ABM Agency is one of the few agencies that focuses exclusively on account-based marketing—nothing else.They specialize in 1:1 and 1:few ABM programs for enterprise accounts, with documented case studies showing 67% CTR increases and 45% improvements in opportunity value.

Their approach is built around sophisticated buying committee analysis and multi-stakeholder engagement. They excel at creating personalized experiences for complex enterprise sales where you might have 8-12 decision-makers involved.

The team's exclusive ABM focus means they've developed proprietary methodologies and tools specifically for high-touch account engagement.They work primarily with tech companies selling six-figure+ deals where the investment in personalized marketing justified by the contract value.

What they do: 1:1 ABM campaign design, buying committee mapping, executive engagement programs, personalized content creation, attribution and analytics

3. Agent3

Best for: Global tech companies needing end-to-end ABM programs

Agent3 (now part of Pretzl) has built a reputation as one of the leading global ABM agencies, working with brands like Salesforce, LinkedIn, Splunk, and Adobe.They're known for creative, insight-driven campaigns that generate measurable pipeline impact.

Their case study with Splunk is particularly impressive: they built a scalable ABM program using deep account-by-account personalization that influenced over $58M in pipeline—a 116x ROI.

What makes Agent3 stand out is thier proprietary JourneyLab platform, which combines technology, insight, and expertise to design customer-centric programs. They offer true end-to-end capabilities from strategy and account selection through creative development, multi-channel activation, and performance measurement.

The team has offices across London, Sydney, New York, Seattle, and San Francisco, which gives them the global reach needed for enterprise ABM programs.

What they do: ABM strategy and consulting, account identification and selection, creative services, digital activation across channels, intent data analysis, campaign measurement

4. Heinz Marketing

Best for: B2B companies that need strategic ABM consulting and training

Heinz Marketing brings a consultative approach to ABM, focusing on building programs that clients can eventually run themselves. Founded by Matt Heinz, a recognized thought leader in B2B sales and marketing, they're known for thier "Predictable Pipeline" methodology.

What sets Heinz Marketing apart is their emphasis on sales-marketing alignment and revenue responsibility.They don't just run campaigns—they help transform how marketing and sales work together around target accounts.

Their work with Vera Whole Health showcases this approach. They developed a full-funnel ABM program that the client could implement independently, resulting in ABM campaigns becoming the primary source of marketing-generated revenue.

The team works across multiple industries including SaaS, cybersecurity, healthcare, and manufacturing, with notable clients like PathFactory and MW Industries.

Here's the thing: if you're looking for someone to just execute campaigns, Heinz Marketing might not be the fit. But if you want strategic guidance and the frameworks to build lasting ABM capabilities, they're excellent.

What they do: ABM strategy development, sales-marketing alignment, demand generation, go-to-market orchestration, sales enablement, custom training programs

5. UnboundB2B

Best for: B2B tech companies needing AI-powered account research

UnboundB2B has emerged as a leader in combining AI-based intent data with human-led account research. With over 150,000 hours of account research delivered across 10+ countries, they bring serious scale to ABM.

Their hybrid approach—combining AI insights with personalized human outreach—helps B2B tech and enterprise brands activate high-intent accounts faster. They're particularly strong at the research and intelligence phase, helping you understand who's in-market before you spend a dollar on campaigns.

The team covers the full ABM framework: account identification, content strategy, multi-channel activation, and pipeline measurement. They position themselves as helping marketing and sales operate as a single revenue team, which is exactly what ABM requires.

What they do: Account identification using AI and intent data, deep account research, content strategy, multi-channel campaign activation, sales intelligence, pipeline analytics

6. Walker Sands

Best for: Technology companies seeking integrated marketing and PR

Walker Sands is a leading B2B agency specializing in technology-driven industries.They use what they call an "Outcome-Based Marketing" philosophy to tailor strategies around specific business goals.

While they offer broader services beyond ABM, their strength lies in combining ABM tactics with brand positioning, content marketing, and public relations. This integrated approach works well for tech companies that need both targeted account engagement and broader market presence.

They're particularly strong at lead generation and audience engagement for technology brands, making them a solid choice for SaaS companies in competitive markets.

What they do: ABM strategy, lead generation, brand positioning, content marketing, public relations, digital marketing, marketing technology consulting

7. Ironpaper

Best for: Tech and SaaS companies focused on pipeline growth

Ironpaper specializes in driving growth for B2B tech and SaaS companies through data-driven marketing strategies.They focus heavily on engaging high-value accounts and aligning sales-marketing efforts to create targeted, personalized campaigns.

The agency takes a full-funnel approach, working on everything from awareness through closed deals.They're known for creating campaigns that deliver measurable results—specifically focused on pipeline impact rather than vanity metrics.

Ironpaper works primarily with mid-market and enterprise tech companies looking to accelerate growth through strategic account engagement.

What they do: Account-based marketing, demand generation, content marketing, sales enablement, marketing automation, lead nurturing, conversion optimization

8. PMG

Best for: Tech and SaaS companies needing performance-driven ABM

PMG is a full-service B2B ABM agency with over 20 years of experience creating personalized marketing campaigns. They specialize in tech and SaaS, focusing on strategies that align sales and marketing to engage high-value accounts.

What makes PMG interesting is their performance marketing background combined with ABM expertise.They bring a test-and-learn approach, constantly optimizing campaigns based on data. If you're metrics-focused and want an agency that obsesses over ROI, PMG delivers.

The team has built specialized capabilities around demand generation and revenue acceleration, making them particularly effective for growth-stage SaaS companies.

What they do: ABM campaign strategy, personalized content creation, multi-channel marketing, marketing automation, demand generation, sales alignment, performance analytics

9. SeeResponse

Best for: Software startups and technology businesses

SeeResponse specializes in comprehensive ABM strategies, digital marketing, and sales enablement specifically for software technology businesses and startups.

They bring deep ABM knowledge tailored to the unique challenges of early-stage and growth-stage tech companies. Their strategies have consistently driven significant improvements in lead generation quality and volume.

The agency uses thorough analysis of market trends and customer behaviors to create highly personalized marketing campaigns.They're particularly effective for companies that need to make every marketing dollar count—understanding the resource constraints of growing tech businesses.

What they do: ABM strategy development, digital marketing, account-based sales enablement, market analysis, personalized campaign creation, lead generation

10. Strategic ABM

Best for: B2B companies seeking specialized ABM focus

Strategic ABM is a B2B marketing agency that specializes exclusively in account-based marketing strategies designed to align sales and marketing efforts for maximum impact.

As their name suggests, everything they do revolves around ABM. This focused approach means they've developed deep expertise and proven playbooks specifically for account-based programs.

They work with B2B companies across various industries, helping them implement ABM frameworks that drive revenue growth through strategic account targeting and engagement.

What they do: ABM strategy and planning, account selection and targeting, sales-marketing alignment, personalized campaign development, multi-channel execution, program measurement

Key Account-Based Marketing Tactics That Actually Drive Results

Now that you know which agencies can help, let's talk about what makes ABM actually work in practice.

Intent Data and Account Identification

The foundation of any ABM program is knowing which accounts to target. Modern ABM relies heavily on intent data—signals that show when accounts are actively researching solutions like yours.

Platforms like 6sense and Demandbase analyze billions of online behaviors to identify accounts showing buying intent. They track which companies are visiting your website, consuming content, and researching your category.

Multi-Channel Orchestration

Effective ABM doesn't rely on a single channel.It coordinates touchpoints across paid advertising (Google, LinkedIn), personalized emails, direct mail, events, and sales outreach.

Think of it like surrounding the account with relevant messages everywhere they look. A procurement manager might see your LinkedIn ad in the morning, recieve a personalized email at lunch, and then get a direct mail piece with a customized ROI calculator the next week.The consistency and personalization creates impact.

Sales and Marketing Alignment

Here's where most ABM programs fail: the handoff between marketing and sales.

In traditional marketing, sales teams often don't trust marketing-generated leads. With ABM, that dynamic has to change completely. alignment see 32% higher revenue growth.

The best ABM agencies facilitate this alignment by creating shared account plans, coordinating messaging, and ensuring sales has the context they need to engage accounts effectively.Sometimes that's all it takes, you know?

Personalized Content and Experiences

Generic content doesn't work in ABM. You need to create experiences tailored to specific accounts or account segments.

This might mean developing custom landing pages that mention the prospect's company by name, creating industry-specific case studies, or producing content that addresses the unique challenges of that account's business model.

For example, if you're targeting financial services companies, your messaging should speak to regulatory compliance and risk management—not the same generic "increase efficiency" messaging you'd use for everyone.

And honestly? This level of personalization is why ABM programs often require agency support. Creating unique content for 50-100 target accounts is resource-intensive, but the conversion rates justify the investment.

Account-Based Advertising

Platforms like LinkedIn, Demandbase, and Terminus allow you to run display and social ads targeted at specific companies. You can literally say "only show this ad to people who work at these 50 companies."

Controversial take, maybe, but I've seen too many companies waste budget on broad LinkedIn campaigns when they could be laser-focused on decision-makers at their top 100 target accounts.

What to Look for When Choosing the Right ABM Agency

Picking an ABM agency isn't like hiring someone to manage your Google Ads.It's more strategic, more complex, and honestly, higher stakes.

Industry Expertise

First, does the agency actually understand your industry? B2B SaaS companies have different needs than manufacturing companies or professional services firms.

Look for agencies with proven experience in your space. They should understand your sales cycle, your buyer personas, and the unique challenges your prospects face. An agency that's worked with other SaaS companies will hit the ground running—they already know what works.

Tech Stack and Platform Expertise

ABM requires a sophisticated tech stack. Ask potential agencies which platforms they use and have expertise with:

• Marketing automation (HubSpot, Marketo)
• ABM platforms (6sense, Demandbase, Terminus)
• Intent data providers
• Analytics and attribution tools
• CRM integration

The best agencies don't just recommend tools—they know how to configure them properly and extract insights that drive decisions.

Sales-Marketing Alignment Approach

This is critical and often overlooked. Ask how the agency facilitates alignment between your sales and marketing teams.

Do they involve sales in account selection? How do they handle the transition when marketing engagement reaches the right level for sales outreach? What reporting do they provide that both teams find valuable?

ABM lives or dies on this alignment, so the agency needs proven frameworks for making it happen.

Measurement and Attribution

Traditional marketing metrics don't work for ABM. You're not optimizing for the most leads—you're optimizing for engagement with the right accounts.

Ask how they measure success. Good ABM agencies track things like:

• Account engagement scores
• Percentage of target accounts in active conversations
• Pipeline influenced and sourced from target accounts
• Deal size and velocity for ABM-engaged accounts
• Coverage across the buying committee

Case Studies and Results

Don't just take their word for it. Ask for specific case studies from companies similar to yours.

What results did they drive? How long did it take to see impact? What was the client's investment level? The best agencies will be transparent about both successes and challenges.

Be skeptical of agencies that only talk about "awareness" and "engagement" without connecting to pipeline and revenue outcomes.

Ready to Scale Your B2B SaaS With Account-Based Marketing?

Choosing the right ABM agency can transform your B2B SaaS growth trajectory. The agencies listed here have proven track records helping companies like yours land bigger deals, shorten sales cycles, and build predictable revenue engines.

But here's the truth: the best ABM results come from true partnerships. Your agency should feel like an extension of your team—understanding your market, aligning with your sales process, and obsessing over the same metrics you care about.

At Aimers, we've spent over 10 years helping B2B SaaS companies build high-performing account-based marketing programs. We combine deep SaaS expertise with data-driven ABM strategies that connect marketing spend directly to revenue outcomes.

Want to explore what ABM could do for your company? Let's talk about your target accounts, sales goals, and how account-based strategies could help you get there faster.