Kastzer
Our practices

Four disciplines. One standard.

Each practice is run as its own studio — sharing infrastructure and philosophy, but judged on the quality of its own work.

Software Engineering

We build custom software for teams who need more than a template. Our engineers ship production-grade web, mobile, and AI-integrated systems — from greenfield products to deep platform work. We embed with founders and product teams, write the kind of code we'd want to maintain, and stay accountable to outcomes, not just deliverables.

  • Web & mobile product development
  • AI integrations & agentic workflows
  • Developer tools & internal platforms
  • API design & system architecture
  • Technical due diligence & advisory

Skin Care

Premium formulations built on modern dermatological science, not trend cycles. Our products are formulated for results you can feel and verify — clean where it matters, clinical where it counts. We work with experienced cosmetic chemists and prioritize ingredient transparency throughout the line.

  • Daily care & treatment serums
  • Clinically-informed formulations
  • Ingredient transparency & testing
  • Wellness-focused product design
  • Sustainable packaging programs

Coffee

Specialty coffee, sourced and roasted with the same attention you'd expect from a small batch atelier. We work directly with producers, roast in small lots, and ship at peak. For cafés, we offer consulting on sourcing, equipment, and bar workflow — the operating details that separate the ordinary from the memorable.

  • Single-origin specialty sourcing
  • Equipment & workflow design
  • Barista training & standards

Real Estate

Residential and commercial advisory grounded in long-horizon thinking. We help clients evaluate, acquire, and operate properties with clear eyes and patient capital. On the technology side, we build property tooling that simplifies the operating side of ownership — reporting, leasing, and maintenance — without forcing it onto enterprise software designed for someone else.

  • Residential advisory & acquisitions
  • Commercial property strategy
  • Property technology & tooling
  • Portfolio operations & reporting
  • Long-horizon investment planning

Have something in mind?

Whether you're a founder, an operator, or simply curious about a partnership, we'd love to hear from you.

Get in touch