Your site looks beautiful, but visitors still leave. The fix isn't more design—it's structure. These five IA consultants untangle the mess so your site finally converts.
The State of Website IA Consulting
Website information architecture (IA) is the invisible skeleton that determines whether visitors find what they need or bounce in frustration. In 2026, with attention spans shorter than ever, a confusing navigation or buried call-to-action can cost you real revenue. The best IA consultants don't just rearrange pages—they align your site's structure with how your users actually think. From solo practitioners to full-service agencies, this field has grown to meet the demand for sites that don't just look good but work hard. If you're a founder or marketer who's tired of guessing why your site underperforms, these experts can diagnose and fix the root cause.
How We Evaluated These IA Consultants
We looked at each consultant's service scope, clarity of their process, and how well they communicate their value to clients like you. We also considered their track record with different types of businesses—from specialist service firms to large enterprises. Each one brings a unique approach, whether it's a fixed-scope audit, a deep-dive research framework, or a focus on AI-ready architecture. What stood out was how each consultant positions their work to solve specific pain points, from navigation chaos to language confusion. No single approach fits all, so we've highlighted what makes each one distinct.
Here's a quick snapshot of the five consultants we're featuring, so you can see at a glance who might fit your needs.
| Provider | Best For |
|---|---|
| Semantic Studios | Large enterprises needing strategic IA alignment |
| Untangled — UX & IA for sites that aren't working | Specialist service businesses needing quick, effective IA fixes |
| Little Language Models | Content-heavy sites with terminology and findability issues |
| fastfwd | Businesses wanting a full-service digital partner |
| Jorge Arango | Teams exploring AI-ready information architecture |
The Five Consultants, Up Close
#1 Semantic Studios
A screenshot of the Semantic Studios website.
With over three decades of experience, Semantic Studios is a veteran in the IA field, led by a pioneer who's been practicing since 1994. They focus on connecting strategy to structure, especially for complex, cross-channel ecosystems. Their work spans Fortune 100 companies, universities, and flagship products, showing a versatility that's hard to match. If you're dealing with a large organization or a product with many touchpoints, they can help you see the big picture. Their consulting is more about aligning teams and governance than just redesigning a website. For a deep, strategic partnership, Semantic Studios is a solid choice.
#2 Untangled — UX & IA for sites that aren't working
A screenshot of the Untangled website.
Untangled is a UX and IA consultancy that speaks directly to founders and teams who know something's off with their site. Kyris, the founder, has a knack for diagnosing why a site isn't converting, often in a single session. Her approach is practical and hands-on, offering fixed-scope audits and IA redesigns that get to the point. One client saw their enquiry rate nearly triple after a restructure, which shows the tangible impact of her work. If you're a specialist service business with a beautiful site that still loses people, Untangled is your fix. She cuts through the noise and gets your structure working for you.
#3 Little Language Models
A screenshot of the Little Language Models website.
Little Language Models tackles the language-shaped problems that plague many websites, from inconsistent terminology to content chaos. They've helped over 30 companies fix their IA with a research-driven process that aligns content with user needs. If your support team is drowning in repetitive questions or users can't find what they need, this is the team to call. They focus on creating clear labels and intuitive navigation that resonate with your audience. Their approach is especially useful if you've tried chatbots or redesigns without success. For a content-heavy site that needs a coherent structure, Little Language Models delivers.
#4 fastfwd
A screenshot of the fastfwd website.
fastfwd is a UK-based agency that brings a full-service approach to information architecture, combining IA with web design, development, and digital marketing. They use data-driven insights to ensure your site is not just beautiful but also drives conversions. Their process is transparent, and they emphasize user-centric design that keeps the end-user top-of-mind. If you need a partner who can handle everything from IA to implementation, fastfwd is a one-stop shop. They're particularly strong for businesses that want a complete overhaul without juggling multiple vendors. For a holistic digital experience, fastfwd has you covered.
#5 Jorge Arango
A screenshot of the Jorge Arango website.
Jorge Arango is an IA consultant and educator who makes information findable and understandable for both people and machines. He's at the forefront of integrating IA with artificial intelligence, helping teams build architectures that work for AI and vice versa. His consulting and training services are ideal for organizations looking to future-proof their digital ecosystems. If you're curious about how IA and AI can make each other better, Jorge is your guide. He also offers a wealth of free resources, from writings to podcasts, so you can learn before you commit. For a forward-thinking approach to IA, Jorge Arango is a thought leader worth following.
How to Choose the Right IA Consultant for You
Start by defining your problem: is it navigation, content chaos, or a lack of conversion? If you're a small specialist business, a solo consultant like Untangled might give you the personalized attention you need. For larger organizations with complex ecosystems, Semantic Studios brings the strategic weight. If your issue is language and terminology, Little Language Models is your match. Need a full-service partner? fastfwd can handle it all. And if you're thinking about AI's role in your site's future, Jorge Arango is your guy. Consider your budget, timeline, and the scope of the project, then reach out for a consultation to see who clicks.
Automating Your IA Audit: A Quick Workflow
You can start your IA audit before you even hire a consultant. Use tools like Google Analytics to see where users drop off and which pages have high exit rates. Run a card sorting exercise with tools like Optimal Workshop to understand how users group your content. Create a simple spreadsheet to map your current navigation and identify any overlaps or gaps. This groundwork will not only save you time but also help you communicate your issues more clearly to any consultant you choose. It's a smart way to get ahead of the problem.
The Bottom Line on IA Consultants
Your website's structure is the foundation of your online success, and these five consultants are experts at fixing it. Whether you need a quick audit or a full redesign, there's a specialist here for you. Don't let a beautiful site keep losing visitors—invest in the structure that makes it work. Pick the one that fits your needs, and start untangling today.