Top Tech Companies in London (8,304)
Klaviyo (NYSE: KVYO) is the B2C CRM. Powered by its built-in data platform and AI, Klaviyo combines marketing automation, analytics, and customer service into one unified solution, making it easy for businesses to know their customers and grow faster. Klaviyo (CLAY-vee-oh) helps over 183,000 brands like Mattel, Glossier, Daily Harvest, and Liquid Death deliver 1:1 experiences at scale, improve efficiency,...
Klaviyo's Top Stability & Growth Strengths
Strong Revenue Growth: Revenue is rising at a double-digit pace, with FY2025 up about 32% to $1.234B and Q1–Q2 2026 growing roughly 28% and 26% year over year, alongside raised FY2026 guidance implying around 24% growth. Larger-account cohorts also expanded materially, reinforcing the top-line trajectory.
Customer Loyalty & Retention: Dollar-based net revenue retention was approximately 109–110%, indicating existing customers are expanding spend on the platform. Higher-value segments grew quickly as well, including customers generating over $50K in ARR rising in the mid-to-high 30% range year over year.
Market Expansion: International revenue is outpacing overall growth, including 42% growth in FY2025 and mid-30% growth in early 2026. Total customers also surpassed 205,000 globally as enterprise and multi-product adoption broadened.
Since 2011, Remitly has been tirelessly delivering on our promises to our customers sending their hard earned money home. Today, we are incredibly proud to have served millions of customers globally. We strive daily to meet our promise to our customers by building peace of mind into everything we do. Join over 2,700 employees across 10 offices who are growing...
Remitly's Top Stability & Growth Strengths
Strong Revenue Growth: Recent disclosures show sustained top-line momentum, with quarterly revenue around $495M and full-year guidance raised to nearly $2B. This trajectory follows a prior year with revenue of about $1.64B and continued growth into 2026.
Profitability: Operating results highlight a shift to positive GAAP net income in 2025 and materially higher adjusted EBITDA in 2026. This indicates improving operating leverage alongside expansion in customers and send volume.
Product Line Growth: Offerings are expanding beyond core remittances with the Global Card, wallet features (including USDC capabilities), business remittances, and “Send Now, Pay Later.” These additions broaden the addressable market and create new monetization avenues.
Fusion Risk Management is recognized as the most innovative and fastest growing provider of cloud-based enterprise software for business continuity risk management, IT disaster recovery and crisis management. Fusion is transforming the industry and has been named a leader in Gartner's Magic Quadrant for Business Continuity Management software.
Fusion Risk Management's Top Stability & Growth Strengths
Investor Backing & Capital Strength: A majority investment by Great Hill Partners in 2023, with Vista Equity Partners remaining a significant stakeholder, is described as funding to accelerate go-to-market, product innovation, and both organic and inorganic growth. This private-equity support positions the company to underwrite expansion initiatives.
Market Expansion: Appointing a leader to drive growth across EMEA and APAC in 2026 and adding a CRO (2025) and CMO (2026) to scale global revenue indicate widening geographic and go-to-market reach. Company communications highlight continued investment in international presence and partner ecosystems.
Product Line Growth: Announcements in 2025–2026 introduce new offerings such as AI-enabled capabilities, Recovery Optimization, and the Enterprise Resilience Decision System. This steady release cadence signals an expanding portfolio aligned to operational resilience use cases.
Datadog (NASDAQ: DDOG) is a global SaaS business, delivering a rare combination of growth and profitability. We are on a mission to break down silos and solve complexity in the cloud age by enabling digital transformation, cloud migration, and infrastructure monitoring of our customers' entire technology stacks. Built by engineers, for engineers, Datadog is used by organizations of all sizes...
Datadog's Top Stability & Growth Strengths
Strong Revenue Growth: Recent results show accelerating top-line momentum, with FY2025 up 28% and Q2 2026 revenue up 36% year over year after 32% in Q1. Management also raised 2026 revenue guidance to $4.45B–$4.47B, indicating confidence in continued expansion.
Healthy Cash Flow: Cash generation is substantial, including Q2 2026 operating cash flow of $316M and free cash flow of $279M with about a 25% free-cash-flow margin. The company also reported roughly $5.0B in cash, cash equivalents and marketable securities as of June 30, 2026.
Customer Loyalty & Retention: Expansion within the installed base is a key driver, with about 75% of the 2025 revenue increase coming from existing customers and rising multi‑product adoption. Larger accounts are also expanding, as $100K+ ARR customers grew roughly 23% year over year to ~4,720 in Q2 2026.
As the world’s largest asset manager, BlackRock partners with investors around the globe to help them (and those on whose behalf they invest) plan for life’s most important goals – like retirement, home ownership and their children’s education. Our clients range from governments, foundations and other large institutions to those investing on behalf of individuals, including firefighters, nurses, teachers and...
BlackRock's Top Stability & Growth Strengths
Strong Revenue Growth: Revenue increased year over year in 2025 and accelerated further in early 2026, with adjusted operating income also rising. This points to broad-based top-line momentum beyond a single period.
Strong Market Position & Advantage: The company is characterized as the world’s largest asset manager with record-high assets under management and leading ETF scale. This scale advantage underpins continued client inflows and platform reach.
Diversified Revenue Streams: Growth is coming from multiple engines, including iShares ETFs, active strategies, private markets, and technology services such as Aladdin, alongside newer digital-asset offerings. This breadth reduces reliance on any single product line.
We are a global investment research and financial data company with 40-plus offices across North America, Europe, Australia, and Asia. Our products and services are used daily by individual investors, financial advisors, asset managers, retirement plan providers, and institutional investors. We provide data, research, and analysis across managed investment products, publicly listed companies, private capital markets, debt securities, and real-time...
Morningstar's Top Stability & Growth Strengths
Strong Revenue Growth: Consolidated revenue has increased across recent years, with additional year-over-year gains extending into early 2026. This pattern indicates ongoing top-line expansion even as quarterly and annual growth rates vary.
Profitability: Operating income reached new highs in 2025 and continued to rise in subsequent quarters. This points to improving operating leverage alongside revenue growth.
Product Line Growth: Businesses such as Morningstar Credit, PitchBook, Retirement, and the Direct Platform are cited as key growth engines, with Credit standing out. This breadth of product contributions supports expansion beyond a single offering.
Octus, was founded in 2013 with a simple conviction: credit decisions deserve clarity, not chaos. Markets were fragmented. Intelligence was gated. Data lived in silos. Professionals were forced to stitch together incomplete pictures while the clock kept running. We built Octus to change that. Octus is the essential credit platform that tracks the entire credit lifecycle. From origination and underwriting to...
Octus's Top Stability & Growth Strengths
Strong Hiring & Retention: Headcount is portrayed as rising from 650+ in 2024 to roughly 900 by 2026, with nearly 300 people onboarded in 2025. This pace, noted in an Okta case study, indicates active scaling of teams across functions.
Product Line Growth: Multiple launches across 2025–26—CreditAI (unified in March 2026), Deal Term Analytics, CovenantAI, and an MCP Connector—signal accelerated expansion of offerings and distribution channels. Integrations with Harvey, Perplexity, and Rogo extend product reach into AI-enabled workflows.
Market Expansion: The company reports growth from more than 25,000 professionals in 2022 to 44,000+ users, and says it now covers the full leveraged-finance lifecycle rather than a distressed/bankruptcy niche. A series of acquisitions (FinDox, LoansIntel, Sky Road, LevPro) and geographic expansion point to a broader market footprint.
Since we opened our doors in 2009, the world of commerce has evolved immensely, and so has Square. After enabling anyone to take payments and never miss a sale, we saw sellers stymied by disparate, outmoded products and tools that wouldn’t work together. So we expanded into software and started building integrated, omnichannel solutions – to help sellers sell online, manage...
Square's Top Stability & Growth Strengths
Profitability: Square gross profit increased year over year in 2025 and again in recent quarters, with gains driven by processing, software, and financial solutions like Square Loans. Filings indicate this momentum continued into 2026, with growth excluding hardware also improving.
Strong Market Position & Advantage: Square is described as a leader in small-business POS and commerce, serving millions of sellers and processing a very large volume of payments. Industry recognition and scale suggest durable competitive positioning in its core segments.
Market Expansion: International payment volume is growing faster than the U.S., and sectors such as food and beverage led recent gains. Seller acquisition accelerated late in 2025, indicating widening reach across geographies and customer segments.
MVF powers growth for our clients by connecting them to potential customers. The digital marketing landscape is complex and constantly evolving. Businesses need experts who are tracking that evolution and finding new ways to innovate and win. This is where MVF comes in. We match readers, buyers, & business leaders with the brands & companies that make the products and services they...
MVF's Top Stability & Growth Strengths
Market Expansion: The company continues to broaden its geographic footprint, operating from London and Austin and serving clients across the UK, US, Europe and beyond. Management highlights that the B2B Americas business has more than doubled and the Austin operation has continued to expand, alongside repeated recognition for international sales growth.
Investor Backing & Capital Strength: Private‑equity backing from Bridgepoint and dedicated financing facilities have been cited as supporting ongoing organic growth and acquisitions. This sponsorship signals access to capital and institutional support for scaling.
Resilient & Sustainable Growth: Evidence points to sustained expansion over time, including reported FY2023 turnover growth and division‑level gains such as 68% year‑over‑year in a B2C EMEA team. Company materials and historical rankings depict a long‑running growth trajectory complemented by ongoing investment in technology and selective M&A.
We bring people together around the things they love and turn their passions into their livelihood.
Whatnot's Top Stability & Growth Strengths
Strong Revenue Growth: Transaction metrics are reported as surging, with more than $8B in 2025 livestream sales that more than doubled 2024 and were already surpassed by mid-2026. Independent coverage also cites triple-digit year-over-year revenue growth and estimates around the $1B level.
Investor Backing & Capital Strength: Capital raises include a $545M Series G in August 2026 at a $20B valuation, up from $11.5B in late 2025. These valuation step-ups signal strong access to growth capital and investor confidence.
Strong Market Position & Advantage: Market position is portrayed as leading among live-shopping platforms in North America and Europe, with high engagement and more than 1 billion cumulative orders by June 2026. Ongoing expansion into new categories and AI-driven seller tools further reinforces competitive standing.
Celonis makes processes work — for people, companies, and the planet. Powered by process mining and AI, the Celonis Process Intelligence Platform integrates process data and business context to create a living digital twin of business operations. We enable thousands of companies worldwide to understand how their business actually runs and, together with their partners, build intelligent solutions that transform...
Celonis's Top Stability & Growth Strengths
Strong Market Position & Advantage: Market position is described as leading, with the largest customer base and highest revenue share among process‑mining vendors, and the highest share across major regions and buyer segments. Independent analyst assessments also continue to place the company among category leaders, pointing to durable advantage.
Innovation-Driven Growth: The company is expanding from core process mining into Process Intelligence and Enterprise AI, introducing offerings such as AgentC, AI agents, integrations, and an Orchestration Engine. Reported customer‑value milestones and ongoing platform updates suggest innovation is translating into adoption and impact.
Market Expansion: Enterprise deployments reportedly increased from more than 2,500 in 2022 to 5,000+ currently, with 1,400+ businesses served and 20+ offices. Regional traction includes progress such as capturing a majority of CAC 40 firms within five years in France.
Sonar provides the essential verification layer for the AI-driven development era, ensuring all code—whether human-written or AI-generated—is code you can trust. Today, AI coding tools are generating explosive volumes of code. This has created an "engineering productivity paradox" : faster code writing doesn't automatically lead to faster, safer software delivery. The new bottleneck is verification. Sonar solves this. Integrating code quality and...
Sonar's Top Stability & Growth Strengths
Strong Revenue Growth: ARR has surpassed $430 million with accelerated growth, and expectations of 22–23% revenue increases in 2026–27 reinforce ongoing momentum. This scale is bolstered by tens of thousands of paying customers and broad enterprise adoption, including a large share of Fortune 100 companies.
Innovation-Driven Growth: New AI-centric offerings (e.g., Sonar Vortex and a SonarQube Remediation Agent) and the 2026 acquisition of Gitar extend the platform into AI-native code verification and review. This product cadence signals active investment to capture emerging developer and DevSecOps use cases.
Investor Backing & Capital Strength: A $412 million financing at a $4.7 billion valuation led by Advent International and General Catalyst, with Insight Partners and Permira, provides resources to scale globally. Stated plans to pursue $1 billion in revenue underline sustained access to growth capital.
Cloudflare, Inc. (NYSE: NET) is the leading connectivity cloud company on a mission to help build a better Internet. It empowers organizations to make their employees, applications and networks faster and more secure everywhere, while reducing complexity and cost. Cloudflare’s connectivity cloud delivers the most full-featured, unified platform of cloud-native products and developer tools, so any organization can gain the...
Cloudflare's Top Stability & Growth Strengths
Strong Revenue Growth: Recent results show revenue rising in the mid-30% year over year, with acceleration from Q1 to Q2 2026 and raised full-year 2026 guidance. Contracted demand indicators such as Current RPO also increased in the mid-30% range, reinforcing momentum.
Diversified Customer Base: Evidence points to a broad customer mix, from hundreds of thousands of paying customers to thousands of large enterprises, including a significant share of the Fortune 500. Growth in $100K+ and $1M+ spend cohorts underscores continued upmarket penetration.
Healthy Cash Flow: Observations include positive and increasing free cash flow alongside strong operating cash generation in recent periods. These trends suggest the business is funding growth while improving cash efficiency.
Navan (Nasdaq: NAVN) is the leading all-in-one business travel, payments, and expense management platform that makes travel easy for frequent travelers. From finding flights and hotels to automating expense reconciliation, with 24/7 support along the way, Navan delivers an intuitive experience travelers love and finance teams rely on. See how Navan customers benefit and learn more at navan.com.
Navan's Top Stability & Growth Strengths
Strong Revenue Growth: Revenue is scaling at strong double-digit rates, reaching $702M in FY2026 and continuing to rise in subsequent quarters, with full‑year FY2027 guidance lifted into the low‑$900M range. Multiple updates indicate momentum in both reported results and outlook.
Healthy Cash Flow: Operating cash flow turned positive in FY2026 and free cash flow was also positive, alongside progress in non‑GAAP profitability in later quarters. These milestones suggest improving financial efficiency as scale increases.
Diversified Customer Base: The company reports 12,500+ active customers and continued wins with large enterprises across technology, manufacturing, and healthcare. This breadth points to demand resilience across multiple industries.
CAIS is the leading alternative investment platform for independent financial advisors. The CAIS platform powers the pre-trade, trade, and post-trade lifecycle of alternative investments providing financial advisors and alternative asset managers a single operating system for scale and efficiency. CAIS serves over 2,000 wealth management firms that support more than 50,000 financial advisors who oversee approximately $6 trillion in end-client assets....
CAIS's Top Stability & Growth Strengths
Strong Revenue Growth: Revenue is reported as compounding at a strong organic rate over multiple years, indicating sustained expansion. Platform activity also rose materially in early 2026, with transaction volume and total platform assets moving higher.
Investor Backing & Capital Strength: The company secured a sizable mid-2026 financing at a multibillion-dollar valuation, bringing total capital raised to a substantial level. Participation by well-known institutional investors and independent confirmations of the round point to strong external confidence.
Market Expansion: The platform footprint expanded meaningfully since 2025, adding hundreds of new wealth firms and growing access across firms, advisors, and end‑client assets. Usage deepened as well, with existing customers increasing activity and one product area accelerating sharply.
TransUnion is a global information and insights company that makes trust possible by ensuring that each consumer is reliably and safely represented in the marketplace. We do this by having an accurate and comprehensive picture of each person. This picture is grounded in our legacy as a credit reporting agency which enables us to tap into both credit and public record...
TransUnion's Top Stability & Growth Strengths
Strong Revenue Growth: Revenue is consistently climbing across 2025 and into 2026, with management increasing full‑year guidance after stronger‑than‑expected quarters. Momentum is led by U.S. Financial Services and Emerging Verticals, with multiple quarters of high single‑ to double‑digit organic growth noted.
Profitability: Net income and adjusted earnings expanded alongside revenue, and adjusted EBITDA also increased. This points to improving operating leverage as growth scales across key segments.
Diversified Revenue Streams: Multiple business lines—including credit, fraud/identity, marketing, and international operations—are contributing to results. Expansion such as taking majority ownership in the Mexico bureau and broad-based U.S. segment strength reduce reliance on any single product or geography.
Capco, a Wipro company, is a global management and technology consultancy specializing in driving transformation in the energy and financial services industries. Capco operates at the intersection of business and technology by combining innovative thinking with unrivalled industry knowledge to fast-track digital initiatives for banking and payments, capital markets, wealth and asset management, insurance, and the energy sector. Capco’s cutting...
Capco's Top Stability & Growth Strengths
Strong Revenue Growth: Company disclosures indicate Capco delivered year-over-year and sequential growth through FY2025, with momentum continuing into early FY2026 alongside increased bookings and a healthy pipeline. Feedback suggests this growth was supported by strong deal activity and order intake.
Market Expansion: Operations span North America, Europe, Asia-Pacific, the Middle East, and South America, and the firm is adding new practices and locations such as a Calgary energy practice. Commentary describes a broad-based rebound across multiple geographies and sectors.
Investor Backing & Capital Strength: As a Wipro company, Capco benefits from sustained parent-company support and is described as a primary growth engine within Wipro’s consulting portfolio. Corporate materials note Capco remains a distinct strategic unit, signaling continued investment and stability.
As the trusted choice for digital agencies, SaaS platforms, and web professionals, Duda powers over 1 million websites worldwide. Our platform offers a comprehensive suite of tools that enable users to efficiently create pixel-perfect, feature-rich websites at scale.
Duda, Inc.'s Top Stability & Growth Strengths
Strong Revenue Growth: Third-party estimates indicate revenue/ARR has risen meaningfully in recent cycles, with figures moving from roughly the mid-teens to the $40M–$75M range and directional growth reported from 2023 to 2025. Given the absence of audited disclosures, the clearest signal is the consistent upward trajectory rather than precise amounts.
Market Expansion: Company-reported adoption expanded from about 6,000 customers in 2019 to 23,000+ organizations, alongside growth from ~500,000 websites to 14M+ sites built and independent trackers detecting more active Duda domains. An agency- and partner-led go-to-market with hosts, media companies, and SaaS platforms underscores scaling distribution.
Innovation-Driven Growth: Rapid uptake of new AI capabilities (e.g., 45% of sites using at least one AI feature since 2023) and continued product expansion, including e-commerce via Snipcart and API-driven tooling, indicate product-led growth. Ongoing AI stack releases and professional workflows for agencies support deeper engagement and expansion.
Geneva Trading LLC is a leading proprietary trading firm with a history of consistent success in the listed derivatives markets. Over the past 20 years, we’ve grown significant capital, developed proven technology, and maintained an appetite for diversified trading strategies. We foster innovation and look for people who can solve complex problems that drive immediate results. We've built a culture of...
Geneva Trading's Top Stability & Growth Strengths
Market Expansion: Offices in Chicago, Dublin, and a newly opened London location, along with growth into OTC oil trading, indicate ongoing geographic and market expansion. Company materials also describe actively inviting established traders and teams as part of entering new markets.
Strong Hiring & Retention: Hiring spans trading, quantitative research, technology, risk, and operations, supported by structured campus programs and internship pipelines. Recent openings across multiple offices (e.g., OTC Oil Desk Lead, discretionary traders, IT and data roles) point to capability build-out.
Innovation-Driven Growth: Sustained investment is described in ultra‑low‑latency systems, proprietary FPGA capabilities, high‑fidelity data, and a proprietary electronic trading platform. Recent technology hires align with a tech-led growth posture that supports revenue generation.
Akeneo is the Product Experience (PX) company and global leader in agentic-first Product Cloud solutions, providing the foundational operating system for the AI-powered commerce era. With its Product Cloud, Akeneo enables brands, manufacturers, distributors, and retailers to centralize, govern, and orchestrate their product information, transforming fragmented data into trusted, actionable assets. With the integration of PricingHUB, Akeneo extends its platform...
Akeneo's Top Stability & Growth Strengths
Strong Revenue Growth: Company statements indicate a compound growth rate above 35% over four years, with the U.S. business more than doubling over two years. One industry dataset also estimates revenue rising from roughly $28.6M in 2023 to about $53.2M in 2024, suggesting strong top-line momentum.
Market Expansion: Customer counts are described as progressing from 600+ (2022) to 850+ (2023) and 900+ enterprise customers more recently, alongside more than 100% growth in the U.S. over two years. The footprint spans multiple countries with offices in Europe, the U.S., and Australia, pointing to ongoing international scaling.
Investor Backing & Capital Strength: Capital support is evidenced by a $135M Series D in 2022 and approximately $196M raised overall. The company also pursued tuck-in acquisitions such as Unifai and PricingHUB, consistent with a well-funded expansion strategy.
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