What is Generative Engine Optimization (GEO)?

Generative Engine Optimization (GEO) is the technical process of structuring a website's data and architecture so that Artificial Intelligence models like ChatGPT and Perplexity can crawl, parse, and cite the business as a trusted primary source.

What digital engineering services does iWebCustom offer in Switzerland?

iWebCustom specializes in High-Performance Web Design, Custom WordPress Engineering, Technical SEO, and AI-Readiness (GEO) Audits for corporate clients across Switzerland, including Zurich, Bern, Basel, Zug and Lucerne.

Who is the founder of iWebCustom?

iWebCustom was founded by Peter Tantchev, a Lead Web Developer, SEO Engineer, and AI Growth Strategist based in Switzerland.

Premium Web Engineering for Swiss SMEs

High-performance web design, scalable e-commerce, and custom applications. We don't just build websites; we engineer digital architecture that converts. Since 2005.

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Swiss Precision. Digital Excellence. Since 2005

For nearly two decades, we have been engineering the web for businesses that demand the best. We don't outsource to cheap offshore agencies, and we don't cut corners.

When you partner with iWebCustom, you get direct access to senior developers, strict adherence to Swiss data privacy laws, and a transparent, engineering-driven process.

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What our clients say about iWebCustom

⭐⭐⭐⭐⭐ 5.0 Google Rating
Trusted by real clients and built on long-term successful partnerships.

Maria Hiteva

I used the services of iWebcustom for my artist website. It was made fast and in my view very professionally. Also very creatively! In fact they went beyond my expectations. The design was something I had never seen before with other websites. So I am really happy with the work of these guys!

Casa del Tequila

Super Service, extrem effizient und grossartige Arbeit! iWebCustom ist stets innovativ, reagiert unglaublich schnell und liefert konstant Top-Qualität. Wir sind mehr als zufrieden mit iWebCustom und können den Service uneingeschränkt weiterempfehlen. Mex & Daniela - Casa del Tequila

Claude Grenacher

Dank Pezzo konnte ich bereits vor 15 Jahren einen Top Start mit unserer Website erzielen und bin seit 10 Jahren immer auf Platz 1-2 im Ranking. Technisch sehr professionel unterwegs. Ist zu empfehlen.

Ramon Montero

Danke, Pezzo, für deine kreative Ideen und die leidenschaftliche Gestaltung meiner Website. Ich bin begeistert von deinem Einsatz und melde mich gern wieder, wenn es um Neugestaltung oder Optimierung geht. Viel Erfolg weiterhin!

Levi Bo

Dieser Kerl versteht was von seinem Handwerk. Ich hab endlich die Webseite, die ich schon immer wollte. Pezzo setzt meine außergewöhnlichen Änderungswünsche im nu um. Der Service ist ohnegleichen. Good Job Buddy! Auf eine lange Zusammenarbeit! Levi Bo - Levi Music, Kirchdorf

Ni Hex

Great experience working with the guys! They are professional, easy to communicate with, and did my N-audio website within the agreed timeframe. If you need a reliable partner for your project, look no further! You can check it here https://n-audio.net/

Stop losing high-ticket clients to slow, generic websites

In today’s market, your website is your strongest sales asset. A slow, outdated template costs you credibility and revenue. We combine cutting-edge technology with premium, dark-mode aesthetics to deliver lightning-fast load times, flawless user experiences, and measurable ROI.

Based in Wettingen, we are the trusted digital partner for ambitious companies across Zurich, Zug, and Aargau.

Swiss Small Businesses Investment in Local Web Agencies - iWebCustom

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Core Services

Premium Corporate Webdesign

Custom WordPress solutions tailored to your brand. Highly secure, easy to manage, and optimized from the ground up for local search visibility and lead generation.

High-End e-Commerce

High-converting online stores built on Shopify, Shopware, and WooCommerce. Designed to maximize your sales, streamline your operations, and scale with your business.

Search Engine Visibility Switzerland - iWebCustom

Custom Web Applications

Complex business problems require bespoke solutions. We build blazing-fast, secure web apps using modern headless architectures like Next.js, Supabase, and Vercel.

Website Speed and Performance Optimization

Technical SEO & Performance

Dominate Google search in your region. We optimize your digital infrastructure to rank higher, load faster, and attract the exact clients you are looking for.

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The Next Generation of Search

AI-Readiness: Is Your Business Recommended by ChatGPT?

Traditional SEO puts you on Google. But what happens when your premium clients ask an Artificial Intelligence (ChatGPT, Perplexity) for the best solution in Switzerland?

We upgrade your digital infrastructure. With Generative Engine Optimization (GEO), we structure your data, eliminate firewall blocks for AI crawlers, and establish your company as a trusted, machine-readable primary source. Be the definitive answer, not just a search result.