I’ve spent 12 years in the SEO trenches. I started as an in-house lead, managing the expansion of a mid-market e-commerce brand across 11 European countries, and I’ve spent the years since auditing the work of agencies that promised the moon and delivered nothing but spreadsheets filled with vanity metrics. I have seen the “logo walls” that turn out to be three blog posts written for a subsidiary of a subsidiary. I have sat through presentations where the agency hides behind NDAs to avoid showing actual Google Search Console data.
If you are looking for an agency to handle 29+ markets, you are not looking for a “link-building partner.” You are looking for an infrastructure partner. You need a team that understands how to manage complex hreflang configurations at scale, how to navigate JavaScript rendering issues that kill crawl budgets, and how to track performance without hiding behind the excuse of “not having access to your internal data.”
Beyond the Logo Wall: How to Vet an International Partner
Most agencies lead with a slide showing brands like Nike or Amazon. If you see that, ask for the specific case study. Did they do the enterprise-level international strategy, or did they write two meta descriptions for a regional affiliate site? Real international SEO is messy. It involves localized keyword research, cultural adaptation, and managing server-side redirects that would break a junior dev’s heart.
When vetting a Kraków SEO agency or a firm in London, look for:
- Tooling transparency: Are they using enterprise-grade tools, or just churning out automated reports? If they aren't using platforms like Reportz.io to give you real-time visibility into your KPIs, they’re hiding something. Technical Stack: Do they have a dedicated JS SEO team? If they don't know the difference between Server-Side Rendering (SSR) and Client-Side Rendering (CSR) impacts on indexation, cross them off your list. AI Readiness: The new search landscape isn't just about blue links. Are they using FAII.ai or similar frameworks to measure your visibility in AI-driven search snapshots and Generative Engine Optimization (GEO)?
The Contenders: Who Can Actually Handle 29+ Markets?
I have worked with, fired, and audited dozens of agencies. When you scale to 29+ markets, you need an agency that isn't just a boutique SEO shop; you need an operations powerhouse. Here is my perspective on how current players stack up.
Delante: The Kraków SEO Agency Powerhouse
If you need Delante international SEO services, you are likely looking at a partner that understands the specific challenges of scaling in fragmented European markets. Being based in Poland—a hub for high-end technical talent—they have an advantage in technical SEO that many Western agencies lack. They don't just "do SEO"; they understand the dev-heavy side of enterprise growth, which is critical when you’re managing 29+ regional domains.
Impression & Webranking: Enterprise Considerations
Both Impression and Webranking have strong reputations in the mid-to-enterprise space. Impression often excels in the technical integration of creative and data, while Webranking brings a sophisticated, multi-disciplinary approach that works well for larger corporate structures. However, when you hit that 29-market threshold, the question shifts from “Are they smart?” to “Are they scalable?”
Technivorz: The Technical Specialist
Technivorz operates in the space where heavy technical infrastructure meets SEO. If your site is built on a complex headless CMS or a custom JavaScript framework (like React or Vue), you need a partner that speaks the language of your engineering team. If your agency doesn't understand the DOM tree, they will not be able to fix your indexation issues at scale.
Comparing Agencies: The Reality Check
Stop looking at "awards" (many are pay-to-play) and start looking at methodology. Use this table to pressure-test your shortlist:
Why 29+ Markets is a Technical—Not Content—Problem
Anyone can hire copywriters to translate keywords. The reason most 29+ market projects fail is because of technical debt. When you have a massive site, Google’s bots get overwhelmed by the sheer volume of pages, especially if your site is JS-heavy.
In my time managing international brands, I’ve found that the biggest bottleneck is usually crawl efficiency. If your site is not optimized for crawlers—meaning your internal linking is a mess, your XML sitemaps are bloated, and your canonical tags are fighting each other—no amount of backlinking will save you. When vetting a Kraków SEO agency or an international firm, demand to see their process for JavaScript SEO. If they don't mention Google's rendering queue or server-side optimization, move on.
The Future: AI Visibility and GEO
We are no longer in the era of "just ranking on Google." Your users are asking questions to Perplexity, ChatGPT, and Google’s SGE (now AI Overviews). This is where GEO (Generative Engine Optimization) comes into play. You need an agency that is experimenting with how your entity is cited within AI models. If your agency is still solely focused on rank trackers, they are optimizing for 2018.
Tools like FAII.ai allow teams to actually measure if your brand is appearing as a source in AI-generated answers. This is a massive shift in how we approach SEO. For 29+ markets, this is even more critical because AI models have different levels of maturity and language support across different regions.
Final Advice: The "No-BS" Hiring Process
If you’re hiring an agency today, follow these steps to avoid being the person I was 10 years ago: burning through a budget with nothing to show for it.
Request a redacted technical audit: Ask them to show you a piece of work they did for a client with similar scale. If they say “NDAs prevent us from showing you anything,” walk away. A sanitized case study is always possible. Interview the lead dev/technical SEO: Do not just talk to the Account Manager. The Account Manager is there to make you feel good; the technical lead is the one who will actually influence your revenue. Define the 29-market stack: Ask how they handle regional content updates. Do they use a centralized CMS? Do they have a workflow for localized quality control? Demand real-time access: Insist on a reporting stack like Reportz.io where you can see the data as it happens. If they resist transparency, they are hiding a performance gap.Finding a partner capable of handling the complexity https://stateofseo.com/why-poland-keeps-showing-up-for-technical-seo-agencies/ of 29+ markets is hard. Many will claim they can, but very few have the infrastructure to actually do it. Whether you look at a specialized Kraków SEO agency like Delante, or global players like Impression Visit the website or Webranking, remember that the "best" agency is the one that forces you to be better—not the one that just tells you what you want to hear.