Derek Castillo Studio

Tucson, Arizona · design services studio

Client portal and file-sharing software for small design and branding studios.

Derek Castillo Studio operates derekcastillo.online. We build client portal and file-sharing software for small design and branding studios, and we run it as a small studio based in Tucson, Arizona.

Contact us About the studio

What it does

  • One shared folder per client and project
  • Comments and approvals kept with the file
  • Guests get a link, not another account

How to start

Create an account or subscribe on this site, and we will email you at the address you registered with. There is no setup call and no annual contract.

Prefer to talk first? Write to hello@derekcastillo.online.

About our email

If you create an account or subscribe on this site, you receive account and service messages at the address you registered with. Marketing mail is only sent with your consent, and every message carries a one-click unsubscribe link and List-Unsubscribe headers. We do not buy or rent lists.