About QuantumStack
QuantumStack Technologies is a Nairobi-based digital studio building websites, mobile apps, custom business systems and brand identities for ambitious companies across Kenya and beyond.
Our story
We started with one belief: great technology should be accessible to every growing business, not just corporations with big budgets. That is why we publish our rate card openly, work in short focused sprints, and hand over systems our clients can actually run themselves.
Mission
To turn business ideas into reliable digital products — fast, transparently and at a fair price.
Vision
To be the most trusted technology partner for growing businesses in East Africa.
Transparent
Published prices, fixed quotes and no surprise invoices.
Fast
Focused sprints with a live preview link every few days.
Practical
Systems built for how your team actually works day to day.
Supportive
We stay reachable long after go-live, on call via WhatsApp.
Meet the team
The people behind every project we deliver.
Newson Mwangi
Founder & Lead Engineer
Builds the web platforms and business systems, and keeps every project on schedule.
Amina Otieno
Product Designer
Turns rough ideas into clean, accessible interfaces people enjoy using.
Brian Kiptoo
Mobile Developer
Ships Android and cross-platform apps with offline-first reliability.
Grace Wanjiru
Client Success & Support
Your first point of contact — onboarding, training and after-launch support.