PCS is David Proctor's independent consulting practice, building AI systems and cloud architecture for clients, and writing about the AI industry at Trilogy AI.

Hands-on AI engineering and cloud architecture, delivered directly — no bench of junior consultants
Building AI agents, integrations, and applications for clients — from prototype to production.
AWS-based infrastructure and architecture consulting for organizations modernizing their stack.
Modern, fast websites built with Next.js and React for small businesses and independent clients.
I write regularly about the AI industry — model releases, pricing, protocols like MCP and A2A, and what enterprises actually need to know to adopt AI well. Trilogy AI reaches nearly 1,000 subscribers with each issue.
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