Custom LLM Development

Your data, your model, your infrastructure. We build and deploy private Large Language Models that understand your domain — with full control over data privacy and compliance.

The problem

General-purpose AI models like ChatGPT are powerful — but they weren't trained on your business. They don't understand your terminology, your compliance requirements, or your proprietary processes. Worse, sending sensitive data to third-party APIs creates real privacy, regulatory, and IP risks.

Sensitive data exposed to third-party AI providers with unclear data handling

Generic models that hallucinate or give inaccurate domain-specific answers

Regulatory obligations that prevent use of public cloud AI services

Our solution

We build custom Large Language Models fine-tuned on your domain data and deployed in your private infrastructure — whether that's on-premise, in a private cloud, or within a compliant hosting environment. Your data never leaves your control.

We handle the full lifecycle: model selection, data preparation and curation, fine-tuning, evaluation, deployment, and ongoing monitoring. The result is an AI that speaks your language, understands your processes, and operates within your compliance boundaries.

Whether you need a model that understands legal contracts, medical terminology, financial regulations, or your proprietary product catalogue — we deliver AI that is genuinely yours.

Use cases

Where private, domain-specific AI creates a decisive advantage.

Regulatory Compliance

Financial services, healthcare, and legal organisations that must keep data on-premise or within sovereign cloud boundaries. A private LLM lets you harness AI without compromising compliance with GDPR, FCA, or HIPAA requirements.

Proprietary Data Analysis

Analyse confidential datasets — internal research, trade secrets, competitive intelligence — without any data leaving your network. Your model understands your proprietary terminology and can surface insights no generic AI could find.

Customer-Facing AI with Brand Control

Deploy a customer-facing chatbot or assistant that responds with your brand voice, stays within your approved messaging, and never hallucinates about your products or services. Full control over tone, accuracy, and guardrails.

Internal Research & Development

Accelerate R&D by training a model on your historical research, patents, and technical documentation. Researchers can query years of institutional knowledge instantly, spot patterns, and generate hypotheses faster.

How it works

We begin with a thorough assessment of your data landscape, compliance requirements, and use cases. From there, we select the optimal base model, prepare your training data, fine-tune, rigorously evaluate, and deploy — with ongoing monitoring and iteration built in.

Learn about our implementation process

Explore a custom LLM for your business

Tell us about your data, compliance needs, and use cases. We'll help you understand what's achievable.

Loading contact form...

AI Agency & Consultancy Topic Cluster

Related AI Agency & Consultancy Content

London's leading AI agency — comprehensive AI consultancy, implementation, and enablement for ambitious businesses

Explore Our Complete AI Agency & Consultancy Solutions

Discover our comprehensive approach to ai agency & consultancy and how we can help transform your business.

Learn More About AI Agency & Consultancy

AI agencyAI agency LondonAI consultancyAI consultancy LondonAI transformation