Why Happy Days AI

Ambitious businesses sitting on AI tools they'd paid for but couldn't use. Teams experimenting in silos with no structure. Leaders who knew AI mattered but couldn't find a starting point that made sense.

Not because they lacked capability. Because nobody had shown them a clear way in.

That's why we built Happy Days AI. To close the gap between knowing AI matters and knowing what to do about it.

Practical. Strategic. Human.

Agis | Chief AI Officer Co-founder

AI Expert and Data Scientist. 10+ years building scalable AI solutions across sectors. Leads all technical development at Happy Days AI, from agentic systems and custom integrations to GEO. MSc from Eindhoven University of Technology.
Travels between Athens and the Netherlands.

FCIM, Chartered Marketer, and one of the UK's earliest AI trainers for non-techie business. 20 years in strategic marketing. 1,500+ professionals trained, including through JPMorgan and Vodafone accelerator programmes. Lives in South West London.

Celia | Chief Marketing Officer | Co-founder

What we stand for

Results before tools. We don't start with technology. We start with what your business actually needs. The right AI approach follows from that, not the other way around.

Capability, not dependency. We're not here to become a permanent fixture. Your team learns to own, adapt, and evolve their AI tools without us. That's the point.

People first. Always. AI amplifies human intelligence. It doesn't replace it. We keep your people at the centre because that's where the real advantage is.

Nicholas | B2B Growth
Co-founder

LinkedIn Certified Marketing Expert and Demand Generation Specialist - one of roughly 60 globally. £100M+ in managed ad spend across LinkedIn, Meta, and Google. Four years leading paid social for ServiceNow across EMEA. Clients include KPMG, AVIS, and Bwin. Lives in London.

Our team

Theodora
Director of Training

Jonathan
Finance Director

The Technical Team

An AI Architect, a Prompt Engineer, and two Data Scientists. They design, develop, and deploy the custom agents, automations, and integrations that turn strategy into working systems. They are the AI builders who make it happen.

Educator and business development specialist bridging AI capability and practical learning. Vice President at AICatalyst, leading AI educational programmes across Greece and Europe. MA in TESOL from the University of Derby.
Lives in Zurich.

Procurement, spend analytics, and financial project management across major UK organisations. Keeps the commercial engine running: budgets, contracts, and the numbers that matter. The one who makes sure ambition and arithmetic stay on speaking terms. Lives in London.