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A smiling Black man holding up a laptop showing a website homepage, dark moody studio with a code monitor and notebook visible

Websites,
built to convert.

Fast, secure, creative, and compliant — every site SEO-ready from day one.

Every website

Built right, every time.

Five things every site gets, no matter which kind it is.

Fast

Built to load quickly, everywhere your audience is.

Secure

Hardened by default, not bolted on after a breach.

Creative

A real design, not a template with your logo on it.

Compliant

Every claim checked against your market's regulations.

SEO-ready

Structured to be found, from the day it ships.

Two phone screens showing a pharmacy ecommerce app — product search, categories, and best-selling items
A laptop and phone showing the Nexora Healthcare B2B ordering site, with product categories and a generics promotion
Three phone screens showing the Afar Health booking app — home, doctor search, and a specialist profile with a book-appointment button
A laptop showing the Clinexa healthcare dashboard, with patient, revenue, and appointment charts
Three phone screens showing the FermenteQ corporate website, with a bold headline and technology, service, and product sections
A laptop, phone, and product vial showing the NexPep peptide product website, with a bold hero and shop-now buttons

Pharmacy ecommerce

  • Product catalogue
  • Cart & checkout
  • Prescription upload
  • Delivery tracking

Pharma B2B

  • Wholesale ordering
  • Account-level pricing
  • Order history
  • Reorder in one click

Healthcare booking

  • Live availability
  • Online scheduling
  • Reminders
  • Reschedule & cancel

Dashboards

  • Performance & reporting
  • Role-based access
  • Real-time data
  • Built around your workflow

Company websites

  • Corporate story
  • Investor & press
  • Careers
  • Built for trust

Drug websites

  • Patient-facing, one product
  • How it works
  • Dosage & safety
  • Find it near you
Why Karthasis

Not a generic agency.

Science-based

A team of scientists working alongside the designers.

Not a generalist account team relaying your brief.

Compliant by default

Internal AI models check every claim against regulatory requirements before anything ships.

Not compliance as a final read-through, if it happens at all.

Privacy first

Client information and data are never shared — not with other clients, not with anyone.

Not your briefs and data, visible across every account they run.

Truly creative

Every piece is built from your brief, not pulled off a shelf.

Not a template, re-skinned with your logo.

Everything in-house

One team for video, print, web, and research — one place to ask.

Not a different vendor for video, print, web, and research.

Tell us what you want to build.

We reply within one business day.