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Top Tech Companies in London (7,385)

Green Street
Financial Services
4 Offices
820 Employees
20 Benefits

Founded in 1985, Green Street is the premier provider of actionable commercial real estate and infrastructure research, news, data, analytics, and advisory services. By combining forward-looking market research, proprietary data, predictive analytics, and expert advisory, Green Street empowers market participants across the U.S., Canada, Europe, Asia, and Australia to make confident, informed decisions. To learn more, please visit www.greenstreet.com. While Green Street...

Green Street

Green Street's Top Stability & Growth Strengths

Strong Market Position & Advantage: Green Street is broadly regarded as a leader in REIT-focused research, and its CPPI is widely treated as a benchmark by institutional participants across market commentary and industry materials.

Market Expansion: Multiple acquisitions and rollouts since 2023 extended coverage across the UK, Benelux, Canada, Australia, and infrastructure, with the platform reported to serve 4,000+ companies across four continents.

Diversified Revenue Streams: Expansion into infrastructure data/news/events (IJGlobal), retail location analytics (Local Data Company, Locatus), and student-housing data (College House) broadened content and audiences, explicitly described as widening revenue lines.

FERCAM Austria GmbH
Logistics • Transportation • 3PL: Third Party Logistics
89 Offices
179 Employees

FERCAM Austria is a multi-specialist international logistics operator and transport company. It specializes in the transportation of general non-ADR goods, offering tailored solutions to optimize supply chains.

FERCAM Austria GmbH
Key Media
AdTech • Digital Media • Information Technology • Software
7 Offices
419 Employees
2 Benefits

KM is an award-winning global B2B information provider with 400+ employees working on around 25 websites, 14 magazine titles and 60 annual events in Canada, Australia, USA, UK, New Zealand and Philippines. Our products operate across key business verticals including Financial Services, Legal, Education, Property and Human Resources, bringing product providers and business communities together through print media, events and...

Key Media
FS-ISAC
Fintech • Security • Financial Services • Cybersecurity
2 Offices
131 Employees
29 Benefits

The Financial Services Information Sharing and Analysis Center (FS-ISAC) is the only global cyber intelligence sharing community solely focused on financial services. Serving financial institutions and in turn their customers, the organization leverages its intelligence platform, resiliency resources, and a trusted peer-to-peer network of experts to anticipate, mitigate and respond to cyber threats. FS-ISAC members represent over $35 trillion in...

FS-ISAC
Heliocor
Fintech • Software
London
11 Employees

We specialise in delivering complete customer lifecycle management solutions which address customer risk, financial crime, and anti-fraud challenges. Our commitment is to assist our clients and their customers in navigating the dynamic landscape of onboarding and regulatory compliance. With a comprehensive range of offerings spanning across product and customer lifecycles, as well as digital identity protection, we empower businesses to...

Heliocor
IPSX
Real Estate • Financial Services
Westminster
19 Employees

The International Property Securities Exchange (IPSX) operates the world’s first regulated stock exchange dedicated to commercial property providing a public stock market solely for the admission and trading of shares in companies owning and managing commercial property assets. IPSX provides asset owners, both investors and owner occupiers, the ability to partially release capital value in a single asset whilst retaining...

IPSX
Tweag
Software
London
48 Employees

We bring together incredibly talented engineers, who are well respected within their communities of practice to contribute something interesting and novel to each step in the SDLC

Tweag
Apleona Group
Real Estate
10 Offices
2,234 Employees
2 Benefits

Apleona is a leading European real estate and facility services provider based in Neu-Isenburg near Frankfurt. Approx. 40,000 employees in more than 30 countries operate, manage, expand and equip real estate in all asset classes, operate and maintain plant and assist customers in a whole host of industries with production and secondary processes. The Group's range of services extends from...

Apleona Group
Cynomi
Cybersecurity
London
32 Employees

MSSPs and consulting firms leverage Cynomi's AI-powered, automated vCISO platform to provide vCISO services at scale - without scaling their existing resources. Cynomi’s multi-tenant platform automatically generates everything a vCISO needs: risk and compliance assessments, tailored security policies, actionable remediation plans with prioritized tasks, task management tools & customer-facing reports

Cynomi
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Finstek
Information Technology • Consulting
2 Offices
112 Employees

Finstek is a leading technology provider focused on providing robust and flexible technology solutions, ranging from comprehensive MT4/MT5 White Label solutions, cutting-edge MT4/MT5 Bridging, advanced order routing and execution, aggregation, risk management and warehousing solutions, reporting and other fintech SAAS solutions for institutions operating in the financial markets. Our team of highly skilled and experienced professionals are committed to offering...

Finstek
Dorothy Perkins
eCommerce • Fashion • Retail
London
565 Employees
1 Benefits

Our friends call us DP. It all began when we opened our doors back in 1909, and our customer has been the centre of our universe ever since. Today, we’re an online only retailer, which means that you’re only one click away from more of the styles you love. We want every woman to feel amazing in her clothes, and we’re proud to...

Dorothy Perkins
QiH Group
AdTech • Gaming • Marketing Tech • Software
London
59 Employees
10 Benefits

Founded in 2014, QiH is an international group of companies focused on digital marketing within the iGaming industry and active in multiple markets around the globe. Our group of companies includes: Digital Adventures with its suite of iGaming aggregator brands that deliver traffic to the biggest operators in the industry; Wizard Interactive, an affiliate partner for top-tier US-based online casinos...

QiH Group
Maji
Fintech • Software • Financial Services
London
22 Employees

Maji is the complete financial wellbeing and money management platform, improving financial outcomes through education and behaviour change. Our mission is to build a financially secure future for everyone. All of us worry about money, regardless of personal circumstances. Maji’s powerful diagnostics identify users’ financial challenges, goals and opportunities, matching them with personalised education, coaching and advice. Our engaging tools...

Maji
Nexxen
AdTech • Big Data • Digital Media • Marketing Tech • Social Media
21 Offices
870 Employees
26 Benefits
Who is Nexxen? A growing, publicly traded Adtech powerhouse! Flexible advertising, unified by data.

Who is Nexxen? We can be a one-stop shop for everything digital media advertising. Flexible advertising, unified by data. Nexxen empowers advertisers, agencies, publishers and broadcasters around the world to utilize data and advanced TV in the ways that are most meaningful to them. Our flexible and unified technology stack comprises a demand-side platform (“DSP”) and supply-side platform (“SSP”), with the...

Nexxen

Nexxen's Top Stability & Growth Strengths

Strong Revenue Growth: Company disclosures indicate consistent year-over-year increases in total revenue with record programmatic and CTV results across late 2024 and into 2025. Feedback suggests this momentum is supported by expanding adoption of its platform and growth in key segments like CTV and data/tech licensing.

Profitability: Results show adjusted EBITDA rising with margin expansion, reflecting improved operating leverage and efficiency. Feedback suggests profitability gains are tied to mix shifts toward higher-quality revenue and disciplined execution.

Strategic Partnerships: Reported agreements highlight exclusive smart-TV data access and monetization rights and expanded integrations that deepen CTV distribution and data differentiation. Feedback suggests these partnerships underpin advanced TV growth and reinforce competitive positioning.

MGN Events
Events • News + Entertainment
Runnymede
26 Employees
Hiring Now

MGN Events is an event management, party planning and production company based in Windsor, Berkshire, near London. Offering event management services for a wide range of corporate and private events such as: Conferences, Experiential, Product Launches, Team Building Activity Days, Awards Evenings, Gala Dinners, Luxury Birthday Parties and parties. MGN Events supplies a range of services for these types of events,...

MGN Events
Emarsys
Marketing Tech • Software
12 Offices
800 Employees
24 Benefits

Emarsys, An SAP Company, is the omnichannel customer engagement platform, which empowers marketers to build, launch, and scale personalized cross-channel campaigns that drive business outcomes. By rapidly aligning desired business results with proven omnichannel customer engagement strategies — crowdsourced from leading brands across your industry — our platform enables you to accelerate time to value, deliver superior 1:1 experiences and...

Emarsys
LanguageWire
Artificial Intelligence • Information Technology
10 Offices
625 Employees

One of the world’s leading Language Service Providers (LSPs), LanguageWire helps enterprises engage and communicate with any audience across the globe. Since its founding in 2000, LanguageWire has pursued its vision of making global communications smarter and more efficient by providing access to the necessary people and technology. LanguageWire offers a language management ecosystem which combines bespoke AI technology and...

LanguageWire
Key Travel
Travel
3 Offices
190 Employees

Key Travel simplifies travel complexity for the humanitarian, education and faith sectors. Our commitment to innovation has helped our clients overcome the complexities of their unique travel requirements for 40 years. We use our market expertise, technology and sector-focused products to anticipate traveller needs and simplify the booking process, delivering a tailored travel experience. This enables travellers to accomplish their...

Key Travel
Proudfoot
Marketing Tech • Consulting
2 Offices
457 Employees
2 Benefits

Proudfoot is a consulting company.

Proudfoot
Bright Partnerships
AdTech • Digital Media • Marketing Tech • Software
3 Offices
53 Employees

We are Pioneering Storytellers - we love exploring new frontiers in brand storytelling by connecting brands with people through the power of partnerships in sport, culture and entertainment. We specialise in Integrated Partnerships, Sponsorships, Brand Experiences, Digital Communications and Creative. Get in touch - we would love to hear your story. Email: [email protected] LONDON / NEW YORK / MELBOURNE

Bright Partnerships

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