01 — IT
IT Consulting & Architecture
Pragmatic guidance on cloud, infrastructure, and platform decisions that balance cost, security, and operational maturity.
IT • LLM • Artificial Intelligence
Thoughtful technology, applied with intent.
vanRoojen LLC is a boutique advisory firm partnering with organizations to modernize IT, adopt large language models responsibly, and turn artificial intelligence into durable, measurable outcomes.
What we do
Focused services for organizations navigating change.
We bring senior-level engineering and strategic judgment to engagements of any size — with an emphasis on clarity, craftsmanship, and long-term value.
02 — LLM
LLM Solutions
Evaluation, integration, and production deployment of large language models — including retrieval, agents, and internal copilots.
03 — AI
AI Strategy & Enablement
From roadmap to rollout: practical AI programs grounded in your business, your data, and the realities of your teams.
Products
Software we build alongside our advisory work.
A small, deliberate catalog of tools shaped by the same engagements that drive our consulting — released when they're genuinely useful, and never before.
01 — AI Consulting
Client-Owned AI Systems
Practical AI and LLM consulting for smaller businesses that want fast workflow value without being trapped inside a vendor's AI hub.
02 — RMM
vanRoojen RMM
A security-first remote monitoring and management platform built for homelabs and serious hobbyists. Coming soon.
03 — Bookkeeper
vanRoojen Bookkeeper
An AI-assisted bookkeeping workflow for small shops with pass-through taxes, turning receipts, emails, and bank activity into a cleaner year-end ledger.
04 — How-To
Business Deductions Roadmap
A practical guide for hobbyists, tinkerers, artists, and side hustlers who want cleaner books and a more defensible tax process.
Our approach
Senior judgment, small footprint, lasting results.
Every engagement starts with listening. We work shoulder-to-shoulder with your team, write code when that's the right answer, and produce documentation you'll actually use long after we're gone.
- Clear scope, fixed milestones, and no surprises.
- Security, privacy, and compliance considered from day one.
- Handoff-ready artifacts — not slides that collect dust.
- Independent, vendor-neutral recommendations.
Get in touch
Have a project in mind? We'd like to hear about it.
Whether you're scoping a new AI initiative, reviewing an existing stack, or just exploring what's possible — a short conversation is a good place to start.