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Top Tech Companies in London (8,305)

Revantage, a Blackstone Portfolio Company
Insurance • Professional Services • Real Estate • Financial Services
6 Offices
494 Employees
36 Benefits
Revantage is a global provider of corporate services for Blackstone's Real Estate portfolio companies and investments.

With a corporate purpose of ‘In Pursuit of Better,’ Revantage delivers value-added services and world-class talent for Blackstone Real Estate portfolio companies, spanning diverse asset classes, including residential, logistics, office, hospitality and retail sectors. Headquartered in Chicago, the company’s footprint extends across North America, Europe and Asia Pacific. Rooted in a commitment to collaboration and inclusivity, Revantage goes beyond traditional...

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Revantage, a Blackstone Portfolio Company

Revantage, a Blackstone Portfolio Company's Top Stability & Growth Strengths

Investor Backing & Capital Strength: Backed by Blackstone—described as the world’s largest alternative asset manager—Revantage benefits from substantial scale and resources. This parentage supports service delivery to thousands of assets across multiple regions.

Market Expansion: Recent moves such as leasing a new Dallas office and forming an India entity indicate ongoing geographic scaling. The organization now lists hubs across North America, Europe, and Asia Pacific, signaling continued footprint growth.

Strong Market Position & Advantage: Within its captive niche serving Blackstone’s real estate ecosystem, the platform operates at leader scale, scope, and integration. This alignment with a single, very large owner/operator confers structural advantages not typical of open‑market vendors.

Time To Changes
Edtech • Professional Services
2 Offices
1 Employees

TIME TO CHANGES provides entrepreneurial, leadership, and personal-development courses designed to educate, shift mindsets, and empower individuals. It promotes professional growth through structured training and coaching, supported by an international community and remote opportunities. The company operates in the education and professional-training space, helping participants pursue personal transformation, leadership development, and greater lifestyle flexibility through learning and performance-based engagement.

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Time To Changes
Taramsys
Information Technology • Consulting
3 Offices
35 Employees

Your premium software development partner for mobile, white label & enterprise applications. We build simple applications to complex real-time data exchange solutions at a price point that will keep your bottom line healthy

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Taramsys
English Ninjas
London
34 Employees

English Ninjas is an online platform that connects people with native English speaking tutors to improve their English with live video or audio chat sessions

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English Ninjas
Space Hero
Marketing Tech • News + Entertainment • Social Media
London
27 Employees

First-of-its kind global competition and media company fostering change at home through the wonder of space.

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Space Hero
Infinite Lambda
Cloud • Information Technology • Database
12 Offices
85 Employees
8 Benefits

Infinite Lambda is a specialist data and cloud engineering consultancy. Our expertise lies in building end-to-end data platforms on the cloud. We are a strong team of engineers, analysts and delivery leads on a mission to empower others to thrive through being more cloud-enabled and data-driven. By partnering with us, you get access expertise in cutting-edge technology and practices. You also...

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Infinite Lambda
Synamedia
Digital Media • News + Entertainment
13 Offices
1,559 Employees
5 Benefits

We’re trusted by service providers and content owners to protect, enrich, and deliver video. The flexibility and agility of our cloud products enable customers of all types and sizes to launch, monetise, and scale services at speed. Our award-winning portfolio includes intelligence-led anti-piracy, advanced advertising, business analytics, broadband and streaming video platforms, and video network cloud and software solutions. Synamedia...

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Synamedia
Nineteen Group
2 Offices
310 Employees
Building industry-leading events and media brands while creating meaningful experiences for global communities.

Nineteen Group is a rapidly expanding, dynamic and ambitious events business, which like our portfolio has a clear focus. Our events are dedicated to protecting people, assets and organisations and our corporate vision is focused on becoming the most successful events business in the UK. At the heart of Nineteen Group lies over 100 years of industry experience and an...

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Nineteen Group
Avetta
Cloud • Marketing Tech
10 Offices
833 Employees
35 Benefits

Avetta is building the connections that build the world. Avetta provides a cloud-based supply chain risk management and commercial marketplace platform. Our global solution is uniquely designed to connect the world’s leading organizations with qualified suppliers, driving sustainable growth. We build trustworthy bonds through responsive technology and human insight. Our process is collaborative. Our global reach is complemented by our local...

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Avetta
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Concern Worldwide US
Social Impact
3 Offices
89 Employees

Concern Worldwide US is an independent affiliate of Concern Worldwide, a global humanitarian organization dedicated to eliminating extreme poverty and reducing suffering, primarily in fragile countries. CUS advances this mission by mobilizing financial and human resources and activating networks within the US to elevate global programs, striving for a world where all people live in peace and prosperity and are...

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Concern Worldwide US
Indus Net Technologies (INT.)
Information Technology • Consulting
9 Offices
1,064 Employees
11 Benefits

INT. (Indus Net Technologies) is an award-winning full-stack software engineering solutions company with a pioneering legacy spanning 26 years, over 500 clients, and 11,000 plus client projects. Today, after an eventful journey of two and a half decades, INT. stands for innovation, trust, and sustainability. We: - Are constantly innovating and adapting to the new opportunities that the digital world...

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Indus Net Technologies (INT.)
Northland Power Inc.
Energy • Solar • Renewable Energy
7 Offices
642 Employees
8 Benefits

Northland Power is an independent power producer founded in 1987, and publicly traded since 1997. Northland develops, builds, owns and operates sustainable infrastructure assets that produce efficient natural gas and green​ solar and wind energy, providing long-term value to shareholders, stakeholders and host communities. We have operating facilities that generate 2,681 MW (gross) and 2,266 MW (net) of electricity, with an...

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Northland Power Inc.
Moody's Corporation
Fintech • Financial Services
11 Offices
11,652 Employees
45 Benefits

Moody’s is a global integrated risk assessment firm that empowers organizations to make better decisions. Our data, analytical solutions and insights help decision-makers identify opportunities and manage the risks of doing business with others. We believe that greater transparency, more informed decisions, and fair access to information open the door to shared progress. With over 11,000 employees in more than...

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Moody's Corporation

Moody's Corporation's Top Stability & Growth Strengths

Strong Market Position & Advantage: Moody’s is positioned as one of the dominant global credit rating agencies within the “Big Three,” with regulatory recognition and market-share disclosures reinforcing an entrenched role in major markets. The company is also described as leading in risk/data analytics, including being ranked No. 1 in RiskTech100 over multiple years, supporting a strong competitive standing beyond ratings.

Strong Revenue Growth: Revenue reached record levels in 2024 and again in 2025, with year-over-year increases cited for both full-year and Q4 performance. Both major segments—Moody’s Investors Service and Moody’s Analytics—are described as growing in 2025, indicating broad-based topline momentum.

Resilient & Sustainable Growth: Moody’s Analytics is characterized by a large and growing recurring revenue engine, including annualized recurring revenue growth and a high recurring share of segment revenue. Guidance for 2026 calls for continued growth and strong margins, suggesting durability supported by subscription/workflow solutions alongside the ratings franchise.

B2C2
Financial Services • Cryptocurrency
London
133 Employees
5 Benefits

B2C2 is a digital asset pioneer building the ecosystem of the future. The firm has unlocked institutional access to crypto by providing reliable liquidity across market conditions. B2C2’s success is built on crypto-native technology and continuous product innovation, making it the partner of choice for diverse institutions globally. Founded in 2015 and acquired by Japanese financial group, SBI, in 2020, B2C2 remains...

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B2C2
Erba Mannheim
Biotech • Automation
8 Offices
216 Employees

Erba Mannheim is of the fastest growing IVD companies in the world, making automation affordable for small and medium sized labs, operating in over 100 countries. Our global team of experts and centers of excellence in France, Austria, Czech Republic, the United Kingdom and India work together to provide quality products and services to our customers anywhere in Europe and around...

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Erba Mannheim
DataRobot
Artificial Intelligence • Information Technology • Machine Learning • Software
4 Offices
1,610 Employees
22 Benefits

DataRobot is the AI Cloud leader, delivering a unified platform for all users, all data types, and all environments to accelerate delivery of AI to production. Trusted by global customers across industries and verticals, including a third of the Fortune 50, delivering over a trillion predictions for leading companies globally.

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DataRobot

DataRobot's Top Stability & Growth Strengths

Strong Market Position & Advantage: DataRobot is repeatedly positioned as a Leader in major analyst evaluations for DSML and AI/ML platforms, including recognition for execution and vision. Governance and MLOps depth are also emphasized through strong placements in assessments focused on deployment, monitoring, and controls.

Strategic Partnerships: The company is positioned as deeply integrated with major enterprise ecosystems through partnerships with large cloud and data platforms. Channel and distribution initiatives, including an SAP store presence, point to broadened enterprise routes to market.

Investor Backing & Capital Strength: The business is described as having substantial capital support, including a large late-stage funding round and significant total funding raised. A multi-billion valuation anchored by that financing is cited as a durability signal despite private-company opacity.

Peak (peak.com)
Gaming • Information Technology • Esports
8 Offices
181 Employees

More than a decade ago we set out with a dream: To have millions of people playing our games all over the globe. We launched our casual puzzle game titles Toy Blast in 2015 and Toon Blast in 2017. Both games disrupted the casual puzzle game genre and rapidly became the most loved products of their type globally. With more...

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Peak (peak.com)
Logz.io
Cloud • Information Technology • Software
4 Offices
221 Employees
37 Benefits

Logz.io helps cloud-native businesses monitor and secure their environment with comprehensive open source tools. Our platform turns observability from a high-cost, low-value burden to a high-value, cost-efficient enabler of better business outcomes by combining and extending familiar, powerful and relevant Open Source capabilities across Logs, Metrics and Traces - complemented by security monitoring in the form of cloud-based SIEM.

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Logz.io
Yours App
Fitness
London
26 Employees

Over the last decade, Yours App has developed and curated a wealth of inspiring and diverse wellness and mindfulness content, incorporating body, mind and soul. Our application creates bespoke well-being experiences created by our subject matter experts and powered by artificial intelligence. Our unique methodology enables us to guide your organisation and employees on a journey starting with priority challenges...

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Yours App
Eidosmedia
Digital Media • Information Technology • Software
6 Offices
255 Employees

Founded in 1999, Eidosmedia is now the leading supplier of cross-media publishing technology to the global news-media sector. Its digital platforms are used by large news organizations in Europe, the USA and Asia-Pacific. The company’s digital publishing solutions are also used by the investment arms of global banking organizations and ratings agencies, as well as in the logistics sector. Eidosmedia platforms...

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Eidosmedia

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