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Europe’s 10 Fastest-Growing SaaS Startups Defying the Downturn with AI

December 18, 2023

The landscape of Software as a Service (SaaS) in Europe has weathered the storm of the tech downturn, thanks to the infusion of Artificial Intelligence. Despite a decrease in overall funding for SaaS companies, AI-driven startups have emerged as the shining stars, securing substantial investments and driving innovation.

In this article, we'll explore the top 10 fastest-growing SaaS startup teams in Europe over the past year, highlighting their achievements and contributions to the industry.

Mistral AI

Founded: 2023  

HQ: Paris  

Total Funding: $113m

Mistral AI, a French artificial intelligence startup, made waves in May 2023 by securing an impressive €105m seed round just four weeks after its inception. Founded with a mission to make AI more useful and cost-effective, Mistral AI specializes in open-source AI models. Notably, the company faced early challenges with the release of its first large language model (LLM) in September but has since emerged as a frontrunner in Europe’s GenAI scene.

The startup's commitment to open source and its goal of providing AI generative text-based models to businesses by 2024 have garnered attention. Indeed, it is recent news that it has reached new heights with an investment of 450 million euros, catapulting its valuation to as much as $2 billion.

Stability AI

Founded: 2019  

HQ: London  

Total Funding: $151m

Stability AI, an artificial intelligence development company, secured a notable $101m Series A round in October 2022, placing it among the pioneers of generative AI startups. Although the company faced recent changes in leadership and a shift in its business model, Stability AI remains a key player in the development of open AI models for various applications, including image, language, audio, video, 3D, and biology.

The startup's commitment to open source and the recent announcement of placing its most powerful AI systems behind a paywall reflect its evolving strategy in the competitive AI landscape.

Stability AI co-founder Cyrus Hodes


Founded: 2017  

HQ: London  

Total Funding: $153m

Synthesia, based in London, leverages generative AI models to empower users to create videos in over 120 languages for company training, internal communications, and marketing. The startup, founded in 2017, boasts a clientele that includes major companies such as Amazon, Ocado, and Johnson & Johnson.

Synthesia's innovative approach to video creation, utilizing avatars with hyper-realistic features, sets it apart in the market. The platform's user-friendly customization options, synchronized voices in multiple languages, and realistic lip syncing contribute to its growing popularity.

Matter Labs

Founded: 2018  

HQ: Berlin  

Total Funding: $256m

Matter Labs, a Berlin-based cryptocurrency startup, focuses on scaling Ethereum with zero-knowledge proofs to enhance the accessibility of blockchain trading. The company's platform, zkSync, attracted significant attention, leading to a $200m Series C funding round that included backing from Lightspeed Venture Partners and Andreessen Horowitz.

Matter Labs' mission to provide an open and free alternative to the existing financial system aligns with the company's origins rooted in scientific curiosity and engineering expertise.

Builder AI

Founded: 2012  

HQ: London  

Total Funding: $445m

Builder AI, headquartered in London with hubs across the globe, has made a significant impact on the app development landscape. The company's $250m funding round in May, led by Qatar Investment Authority, marked one of the largest SaaS raises of the year.

The startup's vision of being the next-generation app development platform is powered by AI, featuring an AI-powered assembly line and Building Blocks Library, allowing customers to build a variety of solutions. Builder AI's recognition as a Visionary in the 2021 Gartner Magic Quadrant and its focus on AI conversational capabilities position it as a key player in the evolving tech landscape.

Builder AI team


Founded: 2018  

HQ: Dublin  

Total Funding: $96.1m

Tines, a Dublin-based no-code startup, has positioned itself as a cybersecurity solution, automating workflows to identify and neutralize cyber threats effectively. Founded in 2018, Tines quickly gained attention from major entities such as pharmaceutical distributor McKesson and content management company Box.

The platform's no-code automation allows users to easily connect their tools and automate complex workflows without the need for technical expertise. This approach has enabled engineers and software analysts to focus on critical tasks, such as addressing cyber threats and attacks.

Terra Quantum

Founded: 2019  

HQ: Rorschach, Switzerland  

Total Funding: $86m

Terra Quantum, a Swiss quantum-as-a-service startup, stands at the forefront of deep tech innovation. The company develops hybrid quantum algorithms capable of running on various chips, including current and future quantum processing units (QPUs). Terra Quantum's applications extend to managing risks in investment portfolios for HSBC and optimizing revenue for aerospace multinational Thales using Earth observation satellite data.

The startup's $60m Series A round in January 2022, followed by a $15m extension the following month, underscores its commitment to shaping the future of quantum technology. With investors such as Lakestar and Investcorp, Terra Quantum is positioned to bridge the gap between science and industry in the quantum tech ecosystem.


Founded: 2013  

HQ: Amsterdam  

Total Funding: $60m

Framer, an Amsterdam-based no-code website builder, has carved a niche for itself in the design and prototyping space. Founded by serial entrepreneurs Koen Bok and Jorn van Dijk, Framer raised $27m in a Series C funding round in September 2023, bringing its total funding to $87 million.

Launched in 2015, Framer provides a collaborative platform for teams, enabling designers and engineers to work seamlessly on digital product development. The funding will support further scaling of its product and commercial teams across both Europe and the US.

Framer cofounders Koen Bok and Jorn van Dijk


Founded: 2018  

HQ: Kaunas, Lithuania  

Total Funding: $124m

PVCase, a Lithuanian startup, has become a global leader in solar project design software. The company's digital tools aim to expedite the design and assessment stages of building solar panel plants. In July, PVCase raised an impressive $100m in a Series B round, marking one of the largest rounds ever raised by a Lithuanian startup.

Driven by world-class engineering, PVCase's software-as-a-service focuses on making solar project design faster, more efficient, and more precise. The acquisition of Anderson Optimization, a popular US solar power plant location platform, further solidifies PVCase's position as a key player in the renewable energy sector.

Aleph Alpha

Founded: 2019  

HQ: Heidelberg, Germany  

Total Funding: $641m

Aleph Alpha, a German startup, has set ambitious goals to surpass OpenAI in the field of large language models (LLMs). The company, founded in 2019, raised an impressive $500m in November 2023, with significant participation from companies such as Bosch, SAP, and Hewlett Packard Enterprise.

Aleph Alpha's focus on developing and implementing large-scale language models for enterprises has positioned it as a notable player in the AI landscape. The company's utilization of funds for proprietary AI research and the development of generative AI for complex and critical applications reflects its commitment to advancing the field. The collaboration with Germany's richest man to launch an AI innovation park adds a strategic dimension to Aleph Alpha's growth trajectory.

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