Top Tech Companies in London (7,384)
Universal Design Studio is an award-winning architecture and interior design practice based in London. Driven by a deeply held belief in the transformative power of well designed, finely crafted spaces, it creates boutique hotels and restaurants, retail environments, workspaces, galleries and cultural institutions all over the world.Underpinned by a rigorous research and development process and inspired by the creativity that...
In 2022, we celebrate 20 years of delivering unprecedented levels of risk mitigation, liquidity optimization and operational efficiencies. Trusted by thousands of counterparties within the global FX ecosystem, CLS makes FX safer, smoother and more cost effective. Trillions of dollars worth of currency flows through our systems each day. Created by the market for the market, our unrivaled global settlement infrastructure reduces...
We are AI native solution builders. We combine highly skilled experts, with our AI & data launchpad, industry aligned language models and agents to transform our customers into AI powered and data driven businesses. We deliver 10x value creation to enterprise organisations.
Get more powerful websites and applications with Fastly’s edge cloud platform. We help places like Shopify, the NYT, and Stripe do so every day.
Fastly's Top Stability & Growth Strengths
Strong Revenue Growth: Reported results show revenue increased year over year in 2024 and accelerated to record quarterly levels in 2025. Management’s outlook indicates continued growth versus the prior year.
Diversified Revenue Streams: Observations indicate a rising mix from security and newer platform services such as compute and observability, reducing reliance on core delivery. This shift is credited with supporting margin improvement and recent wins.
Healthy Cash Flow: Disclosures highlight a turn to positive free cash flow alongside improved gross margins and non‑GAAP operating income. These developments point to better cash generation as scale and mix improve.
We are the world’s learning company with more than 22,500 employees operating in 70 countries. We provide content, assessment and digital services to learners, educational institutions, employers, governments and other partners globally. We are committed to helping equip learners with the skills they need to enhance their employability prospects and to succeed in the changing world of work. We believe...
As one of the UK’s leading wealth management companies, Quilter’s purpose is brighter financial futures for every generation. The businesses within our group aim to provide high quality products and services for the whole of your investment journey
Since launching in March 2000, we have remained the market leader and the go to place for people looking for their next home to buy or place to rent. To make all those home hunters happy we’ve invested in our tech and our website, we’re constantly looking to try new things with an aim to help make home moving easier....
ElevenLabs is an AI Audio research and deployment company. Our research team develops AI Audio models that generate realistic, versatile and contextually-aware speech and sound effects. Our product team makes these models accessible for everyday users, prosumers, and businesses to create & localize content. Our technology is used to voice audiobooks and news articles, animate video game characters, help in...
Bionic is an expert comparison service for SMEs. Our experts compare trusted UK business suppliers and talk customers through the results on their screens. We’re the UK market leader, established for over a decade, with more than 200,000 UK businesses helped. Rated Excellent on Trustpilot. Bionic is 7th in the Sunday Times ‘best companies to work for’. Our amazing people and high-performance...
Ki is not just a glimpse into the future of risk, it's a bold step forward, redefining what good looks like. We exist to enhance the experience of brokers and clients by saving them time and eliminating the friction and cost and it takes to place risk at Lloyd’s of London. We empower brokers with instant underwriting decisions, anytime, anywhere....
Benefits, super-charged by AI. Euphoric is an AI-first global benefits administration platform. We use cutting-edge tech to make benefits easier to administer, communicate, and use. For employers, Euphoric is The GAP: an AI-powered Global Analytics Platform that transforms complexity into clarity. It centralizes every contract, cost, and policy worldwide, giving HR leaders instant visibility and insight. Think of it as a...
The product of years of collaboration with the world’s largest financial institutions, HERE Enterprise Browser is the first and only browser that solves both enterprise security and workforce productivity. Built on Google Chromium, HERE streamlines workflow and improves employee experience.
Factory is an AI company, backed by Sequoia and Lux, bringing autonomy to software engineering
What is Adverity? Adverity is the data and analytics platform enabling marketing and eCommerce teams to make better decisions and improve performance. What is our mission? Our mission is to empower marketing & eCommerce business users to effortlessly leverage all data and turn it into powerful insights, decisions, and actions. What does Adverity do? Adverity lets businesses easily connect all their data into a single source...
Monocle is a global media brand covering international affairs, business, design, and culture, which also operates a network of retail shops and cafés.
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At Relativity, we build innovative and comprehensive tools for making sense of unstructured data. When more people can find the facts in mountains of documents, emails, and texts, more legal and data-centric matters can be resolved equitably. Join us in our mission to help our customers organize data, discover the truth, and act on it. Relativity makes software to help users...
Relativity's Top Stability & Growth Strengths
Strong Market Position & Advantage: Independent analyst placement as a Leader and entrenched use among major firms and government indicate durable positioning across end-to-end e-discovery. RelativityOne’s scale and expanding AI capabilities reinforce suitability for large, complex matters.
Strategic Partnerships: Expanded alliances with firms like PwC, Alvarez & Marsal, CDS, Lineal, and Array signal increased channel capacity and go-to-market momentum around RelativityOne and aiR. Partner activity is positioned to accelerate adoption and broaden reach.
Market Expansion: Announced APAC build-out (including a new Singapore entity) and government-ready offerings point to growing geographic and sector coverage. New hosting locations and regional hiring indicate a deepening international presence.
Digital is now the most important driver of growth and profitability for just about every business. Similarweb is a platform that gives our customers a true 360 degree view of all digital activity across customers, prospects, partners, and competition. The resulting insights give our customers — who are some of the world’s biggest brands — a digital edge that helps...
SimilarWeb's Top Stability & Growth Strengths
Strong Revenue Growth: Revenue rose from 2023 through 2025 and continued to increase in 2026, with guidance lifted to approximately $314–318M. ARR surpassed $300M and remaining performance obligations expanded, underscoring ongoing top-line momentum.
Customer Loyalty & Retention: Multi-year commitments grew as a share of ARR and the number of $100k+ customers increased to 473, representing a larger portion of ARR. Dollar-based net retention stands at 100% overall and 107% for large accounts, indicating durable enterprise relationships.
Strong Market Position & Advantage: Distribution via Bloomberg Terminal, frequent citation by major outlets, and consistent Leader placement on independent grids signal entrenched use in professional workflows. Product momentum in Gen‑AI, app intelligence, and integrations broadens relevance beyond marketing teams.
Dataminr -- long recognized as one of the world’s leading artificial intelligence (AI) startups -- puts real-time AI and public data to work for our customers, generating relevant and actionable alerts for thousands of users working in more than 100 countries for hundreds of client organizations--spanning global corporations, public sector agencies, NGOs, and newsrooms. As 2020 taught us, the unexpected can...
