Alexander Cillán

formerly known as Cillysen

Alexander Cillán

formerly known as Cillysen

I design brands, products and websites for startups that look as good as they work.

I’m Alexander, a brand, product and web designer in Palma de Mallorca (Spain), working with startups and tech teams, mostly in the US. I’m also a Product Designer at Anvara, and I run every project on a clear process.With a team of five, I’ve designed for 200+ founders in AI, SaaS, crypto and fintech since 2021. Read the full story on my about page, or contact me to start a project.

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Trusted by founders building what’s next.

“Alexander designed clean, on-brand email templates for us. He worked fast, communicated clearly, and handled feedback effortlessly. Super easy to work with.”

Adrian

CTO at Anvara

“Alexander is the absolute design GOAT. No one better out there. No one higher quality. He actually cares about the design and how it comes out looking. He’s just the best!”

Hayden

Founder at Waveform

“Nothing but great things to say! Alexander has been incredible across multiple projects this month and has quickly become my go-to designer.”

Ian

Co-Founder at Timepiece FNF

“Alexander is insanely fast, detailed, and professional. The final designs went way beyond my expectations, and he truly cares about making your vision real.”

Andrei

Owner at Offensive Pulse

“…nailed our rebrand with consistency across socials and site. Creative, efficient, and a top designer we’ll keep working with for future projects.”

Tom

Co-Founder at Primed Proxies

“The Celestix logo looks premium and modern. Alexander gave us multiple options with unique touches, made the process smooth, and delivered a polished result that really stands out.”

Emil

Founder at Celestix AI

“…detail and communication are spot on. I’ve hired him many times and always been impressed with the results. Highly recommend to anyone.”

Jared

Founder at Falx.co

“Working with Alexander means creativity, clarity, and great taste every single time. He’s reliable, collaborative, and always makes the work better without overcomplicating things.”

Ioannis

Founder at Canary Canary

Trusted by founders building what’s next.

“Alexander designed clean, on-brand email templates for us. He worked fast, communicated clearly, and handled feedback effortlessly. Super easy to work with.”

Adrian

CTO at Anvara

Last updated October 31, 2026

Legal Notice

Website owner

In compliance with Article 10 of Spanish Law 34/2002 on Information Society Services and Electronic Commerce (LSSI-CE), the owner of this website is:

Owner: Alexander Cillán Madsen
Tax ID (NIF): 43188009N
EU VAT ID: ES43188009N
Address: Carrer de Jacint Verdaguer 35, 5A, 07004 Palma de Mallorca, Illes Balears, Spain
Email: hello@alexandercillan.com
Website: www.alexandercillan.com

Purpose of the website

This website presents the work and services of Alexander Cillán, designer and creative director, and lets visitors get in touch about projects. By using it you accept this legal notice.

Intellectual property

The design, text, images, videos and other content on this website belong to Alexander Cillán Madsen or are shown with permission from the clients and partners they were created for. Brand names and logos belong to their respective owners.

You may view the website and share links to it, but you may not copy, reproduce, distribute or modify its content without prior written permission.

Use of the website

You agree to use the website lawfully and not to damage it, its owner or anyone else, or interfere with how it works.

Liability

The owner works to keep the information accurate and up to date but can't guarantee that it is free of errors or that the website is always available. The owner isn't responsible for damage arising from its use, except where the law says otherwise.

Links to other websites

The website links to third-party services such as Cal.com, WhatsApp, Telegram, Discord, LinkedIn, X, Dribbble and Contra. The owner has no control over them and isn't responsible for their content or how they handle your data.

Affiliate links

Some blog posts link to products on Amazon through affiliate links. If you buy something after following one, the owner may earn a commission. As an Amazon Associate, Alexander Cillán Madsen earns from qualifying purchases. Posts with affiliate links say so before the first link.

Personal data and cookies

How personal data is handled is explained in the Privacy Policy, and the use of cookies in the Cookie Policy.

Applicable law

This legal notice is governed by Spanish law. Any dispute will be handled by the courts of Palma de Mallorca, unless the law entitles you, as a consumer, to go to the courts where you live.

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