Hiring an AI Marketing Agency? 5 Top Picks (+ How To Choose)

An AI marketing agency doesn’t just throw AI-generated content at the wall to see what sticks. These agencies strategically leverage artificial intelligence to optimize every piece of the marketing puzzle, all while providing human oversight where it’s still needed for brand consistency and effectiveness.

Unlike in-house AI use, where teams may struggle with strategy, integration, and execution, AI marketing agencies bring deep expertise in deploying AI tools effectively, maximizing ROI, and avoiding common AI pitfalls like generic content and misaligned messaging.

Let’s break down the benefits of partnering with one of the agencies on this list: 

• Expertise in AI Branding Strategy: AI isn’t magic—it’s a tool. Agencies know how to wield it for growth.
• Better Performance Tracking: Agencies can provide you with AI-driven analytics to optimize campaigns in real time.
• Faster Execution: AI speeds up content creation, while agencies fine-tune for engagement.
• Avoiding AI Pitfalls: When you work with an experienced AI agency you won’t have to deal with robotic-sounding copy, you’ll get the best outputs every time.

AI marketing agencies stay ahead by using cutting-edge tools. There is no shortage of AI tools on the market today, but a few of the ones we’ve been using at Lean Labs are:

• Frase – Speeds up content creation and optimization with AI-driven SEO insights.
• Veed – AI-powered video editing for fast, engaging visual content.
• Custom AI Solutions – Agencies like Lean Labs build agentic AI tools to automate and personalize customer interactions beyond what off-the-shelf tools can do.

In short, AI marketing agencies don’t just “use AI” — they master it. With this critical difference in mind, let’s explore some of the best AI marketing agencies out there. 

1. Lean Labs

Best for: Scaling B2B tech and SaaS brands

Lean Labs is a growth marketing agency focused on helping SaaS and tech brands build sustainable marketing that delivers reliable ROI. Our Lean Growth Stacking framework has helped companies like HubSpot, POS Nation, and Qualio improve their marketing performance and scale.

How Lean Labs Uses AI

We integrate Branded AI and Agentic AI solutions into our approach, giving our clients access to tools that help them create assets more efficiently and boost conversion rates with improved messaging.  

What Services Does Lean Labs Offer?

We focus on building marketing foundations that support long-term growth. Some of our core offerings:

• Growth Strategy & Positioning: Helping brands clarify their messaging and market fit.
• High-Converting Websites: Optimizing website messaging and experiences to drive engagement.
• Lead Generation & Nurturing: Using AI and automation to create a predictable pipeline.
• Ongoing Optimization: Refining strategies based on performance data.

Note: Lean Labs is a HubSpot Diamond Partner and the AI Agency HubSpot User Group leader.

Want to assess your current marketing strategy? Our AI-powered Marketing Maturity Score provides insights into key areas for improvement.

2. Single Grain 

Best for: Enterprise brands in the e-commerce and education spaces

Single Grain is a digital marketing agency known for its focus on revenue-driven marketing strategies. The agency works with enterprise brands like Amazon Alexa, Nextiva, and Lever.co.

How Single Grain Uses AI

AI plays a key role in Single Grain’s approach. They use programmatic AI to target SEO strategies, as well as analyzing user behavior with AI-powered CRO tools. By integrating AI with human expertise, Single Grain boosts efficiency without getting generic.

Services Offered by Single Grain

Single Grain provides a full suite of digital marketing services tailored for large-scale brands:

• Paid Advertising: Maximizing ROI through data-driven ad strategies.
• SEO & Content Marketing: Driving organic traffic with AI-enhanced search strategies.
• Conversion Rate Optimization (CRO): Improving website performance to boost conversions.

3. NoGood

Best for: Brands in the fintech and healthcare spaces

NoGood is a growth marketing agency known for working with startups, scale-ups, and Fortune 500 brands. They build customized teams that blend performance marketing, creative strategy, and AI-driven analytics.

How NoGood Uses AI

AI plays a crucial role in NoGood’s strategy, helping brands improve audience targeting with predictive analytics, automate marketing processes, and optimize conversions with AI-powered performance testing. 

Services Offered by NoGood

NoGood provides a full-funnel marketing approach, leveraging AI to improve engagement and retention. Their key services include:

• Social & Paid Search Advertising: AI-enhanced ad targeting for maximum impact.
• SEO & Content Marketing: Creating high-ranking, niche-specific content.
• Performance Branding: Data-backed storytelling that strengthens brand identity.

4. NeoReach

Best for: Brands in the cryptocurrency space

NeoReach is a full-service marketing agency focused on helping blockchain startups and NFT brands connect with their audiences. The agency has worked with top protocols, dApps, exchanges, and NFT projects.

How NeoReach Uses AI

NeoReach leverages AI to enhance campaign performance and optimize marketing. They have AI tools for improved influencer insights, audience targeting and predictive analytics, and competitor spending analyses. 

Related Read: Top 5 Website Analysis Tools To Optimize Your Site

Services Offered by NeoReach

NeoReach provides end-to-end marketing solutions tailored for blockchain, crypto, and NFT brands, including:

• Influencer & Social Media Marketing: Building communities through strategic creator partnerships.
• Paid Media & Retargeting: AI-optimized ad strategies for conversions across platforms.
• Content & Performance Branding: Telling compelling stories that connect with crypto audiences.

5. Brave Bison 

Best for: Scaling with paid ads

Brave Bison is a marketing agency specializing in social media, performance marketing, and commerce technology. With a global team working around the clock, they help brands navigate emerging trends, new technologies, and evolving audience behaviors.

How Brave Bison Uses AI

Brave Bison integrates AI to enhance ad targeting, optimize spend, and improve campaign performance across multiple channels. Their AI tools help identify best-fit audiences with predictive analytics, refine and analyze ad content for better engagement, and adjust ad spend and targeting in real time.

Related Read: B2B Lead Generation: Organic Search vs. Pay-per-Click

Services Offered by Brave Bison

Brave Bison provides end-to-end digital marketing solutions to help brands maximize reach and conversions:

• Paid Performance: AI-powered paid media strategies for audience targeting and ad spend efficiency.
• Organic Performance: Advanced SEO and search optimization to improve visibility.
• Social & Influencer Marketing: Connecting brands with culture, creators, and communities.

Choosing the Right AI Marketing Agency For Your Brand

Partnering with an AI marketing agency isn’t just a smart move — it’s a necessity if you want to stay ahead of the technological curve. The five agencies in this post all bring powerful AI-driven solutions, but the right fit depends on your specific needs.

If you’re a scaling B2B tech or SaaS brand on HubSpot, there’s one clear winner: Lean Labs. We don’t just use AI, we build custom agentic AI solutions designed to drive real growth.

Want to see exactly where your marketing needs a boost? Check out our AI Agents page or get a free AI-powered website grade today. We’ll show you your weak points—and how we’d turn them into strengths.