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Agencies and developers who build AI phone agents, chat assistants, booking bots, and back-office automations — ranked local-first: same country, then same time zone. Builders who join commit to answering leads within one business day.

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AI agent builders in the United Kingdom

18 builders
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AIZEE

London, United Kingdom· UK· Local

AIZEE provides a platform for building voice and text-based AI agents that qualify leads, book meetings, and handle customer inquiries. The agents integrate with CRMs and communication tools.

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FitPhone AI (John McDermott)

London, UK· UK· Local

FitPhoneAI provides an AI-powered operations layer for fitness and wellness studios. It offers automated solutions for outbound calls, inbound reception, and WhatsApp messaging.

Fitness / gyms / yoga
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Kanhasoft LLP

London, United Kingdom· UK· Local

Kanhasoft LLP provides custom software, web, and mobile application development services. They also offer AI and machine learning solutions, Odoo development, web scraping, and IT staff augmentation.

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LaunchLemonade

London, United Kingdom· UK· Local

LaunchLemonade provides a secure AI platform for teams to automate tasks like email, research, and reporting. It offers privacy controls, audit trails, and integrations for businesses handling sensitive data.

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n8n Lab

London / New York· UK· Local

n8n Lab builds enterprise-grade n8n workflows and AI agentic systems for companies across various industries. They design custom automation solutions to eliminate manual work and improve operational efficiency.

Legal / law firms
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Neurons Lab

London, UK / Singapore· UK· Local

Neurons Lab provides AI training and develops custom agentic AI systems for financial services organizations. They help firms across banking and insurance sectors implement AI solutions into core workflows.

Financial advisors / wealth
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Pixelette Technologies

London, United Kingdom· UK· Local

Pixelette Technologies provides software development services specializing in AI, blockchain, quantum computing, and web and mobile applications for enterprises, startups, and public sector programs.

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Postino

Nottingham, UK· UK· Local

Postino provides growth marketing, automation, and AI services for SMEs. The company builds websites, develops AI chatbots, and implements SEO and marketing automation systems to improve visibility and conversion.

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Purple Paths Limited

London, UK· UK· Local

Purple Paths is a London-based AI lab that helps organizations develop and implement applied AI products. They provide discovery, system design, and rapid prototyping services for LLM-based solutions.

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Sola

London, United Kingdom· UK· Local

Solar Digital is a digital agency that provides custom software development, web and mobile application engineering, and AI automation services. They also offer product design, branding, and UX/UI services.

E-commerce / Shopify DTCSolar
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Xenet Ai

London, United Kingdom· UK· Local

Xenet is an AI venture studio that builds AI-powered businesses and digital workforces. It provides strategy, engineering, and operations services to help companies transition from AI-assisted to AI-operated.

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Lattice AI

London, United Kingdom· UK· Local

Lattice AI Studio develops production-ready AI agents and provides strategic consulting services to help businesses achieve measurable ROI through intelligent automation.

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Takeaway Reality

London, United Kingdom· UK· Local

Takeaway Reality is a custom software development company that builds AI, web, mobile, and immersive AR/VR applications for enterprise training, simulation, and business operations.

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aibl

United Kingdom· UK· Local

aibl provides UK business leaders with research, insights, and events focused on practical AI adoption and transformation. It also operates a directory connecting businesses with AI implementation partners.

Optometry / eye care
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Flexxable

United Kingdom· UK· Local

Flexxable provides a voice AI build and management platform called Sales Wingman. It enables agencies and businesses to create AI agents that answer, qualify, and transfer inbound calls for clients.

Mortgage / lending
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G3NR8

London, United Kingdom· UK· Local

G3NR8 provides an operational excellence platform called OEX that uses AI to help private equity firms, industrial businesses, and growing companies reduce friction, protect revenue, and improve efficiency.

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