Top AI Agencies in London

Best for: Enterprises with a scheduling, routing or workforce-allocation problem big enough to justify operations-research specialists.

Best for: Enterprises standardizing ML delivery on Google Cloud or AWS, especially where a regulator has to be satisfied.

Best for: Enterprises and public bodies that need AI deployed under regulatory or safety scrutiny.

Best for: Pharma, research and public-sector buyers with an NLP problem on unstructured documents that has to survive review.

Best for: Enterprises with a defined prediction or document-automation problem that want a model in production in weeks.

Best for: Health and industrial companies taking a risk-scoring or compliance-reporting workflow from paper to a regulated digital platform.

Best for: Operators with a measurable production bottleneck AI can remove—from timber design queues to e-commerce pipelines.

Best for: Operational businesses with data already flowing that want a system built on it rather than a strategy deck.

Elsewhen is a London product consultancy working with technology and financial-services companies, pairing product design and engineering with AI and cloud delivery.

Best for: Financial institutions that need agentic AI shipped inside regulatory constraints—training through production.

Best for: Enterprises with large in-house engineering teams that want AI adoption or ML work measured against an agreed baseline.

Tom & Co is a London e-commerce agency building Adobe Commerce and headless storefronts for retail brands, with a separate AI practice covering generative imagery and workflow automation.

Best for: UK enterprises, charities and public bodies already on Microsoft 365 and Azure that want Copilot adopted and governed.

Best for: UK consumer brands in retail, insurance and hospitality that want AI applied inside paid search, SEO and campaign data.

Best for: Banks and insurers that need the data and MLOps platform under their AI built to regulated-industry standards.

iCentric Agency is a London and Bedfordshire digital consultancy building custom platforms for enterprise clients, with machine-learning pricing, document processing and agentic tooling among its published specialisms.

Best for: Consumer and industrial brands that need marketing spend measured and modeled rather than an AI system built.

Best for: Early-stage B2B product teams and smaller UK or Irish firms scoping a first voice agent, agent pipeline or Claude rollout.

Push Group is a London performance marketing agency with an in-house innovation lab building AI agents, running generative engine optimization and AI-assisted research alongside paid media and SEO.

Best for: Organizations wanting a private, self-hosted generative AI workspace over their own documents rather than a public LLM.

Best for: UK small businesses that want a working system and a named person answering the phone.

Hexploits is a London software consultancy that builds AI platforms and cloud infrastructure for startups, taking product engineering from architecture through to production hosting.

Best for: Venture-backed product companies adding engineers to an existing team, with AI as one feature inside the software work.

Best for: Founders and small UK firms building a first web or mobile product with an LLM feature inside it.

Kelriva AI is a London AI consultancy that builds document processing systems and AI agents for UK businesses, with a focus on regulated sectors such as financial services. We automate the extraction, checking and routing of data from contracts, KYC files, compliance filings and invoices, and build LangGraph agents that take over multi-step approval and review workflows. Every engagement is scoped in writing and delivered at a fixed fee. We work vendor-neutral and build on the systems a business already uses.

Best for: Consumer e-commerce brands that want to be named in AI answers through SEO and digital PR, with share-of-answer tracking.

Best for: UK public bodies and publicly funded research programs building AI tools that keep expert reviewers in charge.

Contra Agency is a London web design and digital marketing agency working with law firms, universities and public bodies, with an answer engine optimization practice aimed at visibility inside AI-generated search results.

Best for: Founders commissioning a first blockchain or AI product build on a startup budget who will check references before signing.

Best for: Teams adding cloud, data or modernization engineers who want AI coding tools applied to that delivery.

Best for: UK online retailers that want an existing SEO campaign extended to how ChatGPT, Gemini and Perplexity recommend brands.

Lurto builds custom AI solutions that run in production for UK and US service businesses: AI agents, document generation from a client's own records, voice receptionists, RAG knowledge assistants, and the CRM/ERP integrations and n8n/Make workflows around them. Every engagement has a fixed scope and price in writing before work starts, clients own all accounts and code, and we monitor and maintain what we ship. We also rescue broken AI builds (written diagnostic from £400). UK address: 71-75 Shelton Street, Covent Garden, London WC2H 9JQ.

Molo Agency is a north London digital studio designing websites and running SEO and paid media for small and mid-sized UK businesses, with AI agent and automation services on offer.