Maximize Conversions. Minimize Spend.

Conversion-first websites & data-driven marketing that deliver qualified leads and revenue.

360%
Average ROI Increase
50+
Business helped
200+
Projects Delivered

What Our Clients Say

Don't just take our word for it. Here's what our clients have to say about working with us.

"Thanks to Fidelis Agency's acquisition system, we went from €0 to €4,000/month right from our launch. Kornel, the CEO, listens closely and tailors solutions exactly to our needs. Highly recommended! 🙏🏼"

Dragos Duta
Dragos Duta

"Superb experience with Fidelis. They bring ideas and expertise to help you build a high-quality site. Plus, their ongoing marketing support boosts your visibility. Thank you!"

Valentina Dodaj
Valentina Dodaj

"The team at Fidelis transformed our online presence completely. Our conversion rate increased by 250% within the first month. Exceptional work and ongoing support!"

Sarah Johnson
Sarah Johnson
5/5 from 50+ reviews

Our Process

A streamlined approach that ensures your project is delivered on time, on budget, and exceeds expectations

Discovery Call

Step 01

We'll explore your challenges and goals in a free consultation to see how we can help you succeed.

01

Vision & strategy

Step 02

We create the layout and design of your site, Craft the Message, tone, and target audience, Presentation of ad creatives.

02

Development, creation &Launch

Step 03

Once approved, we build, setup, edit, and launch.

03

Reports & Analysis Optimization

Step 04

Ongoing reporting and analysis.

04

We optimize

Step 05

Whether it's your website, paid ads, or automation, we're all about data-driven optimization.

05

Frequently Asked Questions

Get answers to the most common questions about our services and process

Prices range from $1,000 for a single-page showcase site to $10,000 for a multi-language site with dynamic features and custom integrations. We provide a detailed quote tailored to your exact needs.

Our custom websites launch in 4–6 weeks, depending on complexity and your feedback cycle.

Absolutely. Over 50% of customers won't trust a business without a modern, mobile-friendly website. It's your 24/7 storefront.

If it's not responsive, outdated (5+ years old), or failing to attract customers, it's time for a fresh look.

We focus on results, combining powerful marketing strategies with stunning design to turn visitors into customers. We're committed until you're 100% satisfied.

We identify your pain points, goals, and determine the best solutions to help you grow.

Fidelis Agency – At a Glance

Fidelis Agency is a digital growth consultancy co-founded by Kornel and Curtis. Combining strategic marketing expertise with deep technical skills, the agency helps businesses improve their digital performance through consulting, advertising, automation, and web development.

Kornel
Kornel
Co-Founder, Tech & Automation Expert
Kornel started in web development in Belgium before relocating to Paris, where Fidelis was formed. He brings expertise in creating efficient digital infrastructures, automating workflows, and building custom web solutions that support scalable marketing operations.
Curtis
Curtis
Co-Founder, Digital Strategist
Curtis began his journey in B2C dropshipping, successfully launching two Shopify stores. His hands-on e-commerce experience evolved into a consulting practice focused on high-converting Shopify builds, paid advertising for B2C and B2B brands, and data-driven marketing strategies.

Fidelis Agency – At a Glance

Fidelis Agency is a digital growth consultancy co-founded by Curtis and Kornel. Combining strategic marketing expertise with deep technical skills, the agency helps businesses improve their digital performance through consulting, advertising, automation, and web development.

Kornel
Curtis
Kornel
Co-Founder, Tech & Automation Expert
Kornel started in web development in Belgium before relocating to Paris, where Fidelis was formed. He brings expertise in creating efficient digital infrastructures, automating workflows, and building custom web solutions that support scalable marketing operations.
Curtis
Co-Founder, Digital Strategist
Curtis began his journey in B2C dropshipping, successfully launching 5 stores. His hands-on e-commerce experience evolved into a consulting practice focused on high-converting Shopify builds, paid advertising for B2C and B2B brands, and data-driven marketing strategies.

Ready to Transform Your Business?

Join 50+ successful businesses that have transformed their digital presence with Fidelis Agency

Free Consultation
No Long-term Contracts
100% Satisfaction Guarantee