SoftBank
Venture capital firm investing in high-growth technology companies.
SoftBank Vision Fund 2
Venture capital firm investing in high-growth technology companies.
Solano Partners
Venture capital firm investing in high-growth technology companies.
Solar
Venture capital firm investing in high-growth technology companies.
Solar Eclipse
Venture capital firm investing in high-growth technology companies.
Solardis Health Ventures

Solardis Health Ventures invests in exceptional teams building breakthrough medical devices.
Soleria Capital
Venture capital firm investing in high-growth technology companies.
Solidium Oy

Solidium's mission is to strengthen and stabilise Finnish ownership in key companies and to increase the value of its holdings in the long run. Their operations are market-based, and investment decisions are made only when financial prerequisites are met. The updated strategy includes an even stronger focus on the potential of investment targets to become nationally important in the future. Solidium aims for its portfolio companies to outperform their peers. They operate as a minority owner in all of their holdings.
Solinor

Gofore is a digital transformation consultancy with a focus on ethical and sustainable digital solutions. They specialize in building intelligent industry solutions and fostering an inclusive digital society. Their expertise lies in combining new technologies with innovative approaches to work, offering support for organizations transitioning to AI-driven operations. Gofore's services include AI transition models, digital society development, and intelligent industry solutions. They emphasize a commitment to sustainable digitalization and a culture rooted in engaged individuals and a positive attitude. Gofore partners with clients to create a positive impact on both their businesses and the broader world, with a strong emphasis on ethical considerations in the digital realm. They operate primarily in Finland and have a strong presence in the Nordic region, serving both public and private sector clients.
Soläng Invest
Venture capital firm investing in high-growth technology companies.
Somersault Ventures

Somersault Ventures is an early-stage venture capital firm investing in next-generation Software and Marketplaces at the Seed stage. They seek businesses with the potential to become enduring category leaders or even monopolies, often within niche or overlooked verticals and functions. The firm is remote-first, with a team based out of Dubai, London, and San Francisco, and investing across North America and Europe. The team's backgrounds span product, finance, and operations, and they emphasize a thoughtful, hands-on partnership approach to supporting founders during their early inflection points. They also have a specific affinity for founding teams where at least one founder is connected to UC Berkeley or comes from a CEE immigrant background, communities they understand deeply and where they see consistent entrepreneurial talent.
Sona AM
Venture capital firm investing in high-growth technology companies.
Sonae Sierra
Venture capital firm investing in high-growth technology companies.
Sonder Capital
Venture capital firm investing in high-growth technology companies.
Sondo Capital

Sondo Capital is a venture capital firm backing pre-seed and seed stage teams with a link to Norway. They focus on early-stage investments, emphasizing idea quality, team, product-market fit, technology risk, and financing risk. They currently assess that sustainability risk is not materially relevant for their products/mandates in the pre-seed/seed phase and do not integrate sustainability risks as standalone decision criteria beyond ordinary financial and operational risk assessments. They also do not consider principal adverse impacts of investment decisions on sustainability factors within their investment processes for current mandates, citing data limitations and the dominance of other risk factors at the early stages of investment.
Sony Innovation Fund

Sony Innovation Fund (SIF) cultivates new ideas and promising innovations for a connected world. Building on Sony’s long history of innovation and creativity, they invest in transformational technology-driven startup companies shaping the future of business, entertainment, and society. They act as a bridge to Sony, driving deeper engagements with startups who can benefit from their technical and business expertise, IP, R&D, and access to a global partner network to scale. They invest in consumer and enterprise-facing startups that are bringing new forms of Entertainment, FinTech, Enterprise SaaS, DeepTech and ClimateTech to global markets. SIF emphasizes a "Founders First" approach, actively championing entrepreneurs and fostering a thriving startup culture. They prioritize stakeholder collaboration, orchestrating connections within Sony and beyond with entrepreneurs, corporates, and investors. Diversity and respect are core values, building trust through a multidisciplinary team that values diverse global perspectives. They seek transformative impact, investing in game-changing technologies and businesses that create meaningful societal, environmental, and financial outcomes. The firm manages multiple investment vehicles, including Sony Innovation Fund (SIF) for early-stage companies, Innovation Growth Fund (IGF) jointly established with Daiwa Investment Management, Inc. for mid- to late-stage startups, Sony Innovation Fund: Environment (SIF : E) focusing on early-stage startups solving global environmental challenges, Sony Innovation Fund 3 (SIF3) investing in mid- to late-stage start-ups, and Sony Innovation Fund: Africa (SIF : AF) supporting seed to early-stage startups in the African Entertainment industry. They also consider Environmental, Social, and Governance (ESG) issues in their investment process.
Sopartec
Sopartec supports the commercialization of research-driven innovations from UCLouvain, its affiliated hospitals (CUSL, CHU UCL Namur), and the Institute of Duve by creating spin-offs and licensing deals. It partners with Vives Fund to invest in high-potential startups and spin-offs rooted in academic research.
Sorégies
Sorégies Group is an integrated French energy company active across the entire energy value chain, encompassing production, supply, and distribution of renewable energy, electricity, gas, and digital energy services. Operating primarily in the Nouvelle-Aquitaine region, it owns over 260 wind, photovoltaic, hydroelectric, and biomass power plants in France, with a renewable energy production portfolio exceeding 2.5 TWh. The firm has secured substantial financing from the European Investment Bank, including a €70 million loan in 2017 under the European Strategic Investment Fund and a €250 million loan in 2023 under InvestEU, supporting one-third of its €500 million investment plan for 2024-2026 focused on network modernization, digitalization, and renewable energy deployment, aiming to self-generate at least 1,000 GWh by 2030. As an active investor, Sorégies has taken stakes in innovative energy transition startups like ZE Energy, participating in its €40 million 2021 round and €54 million 2023 round alongside funds such as Demeter, Amundi Energy Transition, Marguerite, and HTGF, to advance hybrid solar-storage solutions, grid flexibility, and European expansion. Its investment philosophy emphasizes partnerships that accelerate renewable energy production, storage, and local supply strategies, aligning with European Green Deal priorities for decarbonization and energy efficiency.
Soulmates Ventures

Soulmates Ventures focuses on accelerating bold, green innovation to secure the future sustainability of the planet. They aim to support entrepreneurs and product developers who are creating world-changing solutions to environmental problems. They act as a bridge between these innovators and investors seeking sustainable investments, accelerating the growth of impactful projects. Soulmates Ventures seeks to invest in companies that have a positive global, economic, and social impact and strive to create products that address critical environmental and societal issues. They aim to improve the success rate of venture investments and champion a new generation of capitalistic models emphasizing sharing and sustainability. Their investments aim to refine systems that affect people’s lives and the planet: air, water, energy, mobility, food & agriculture, education, healthcare, and circular economy.
Sound Ventures
Venture capital firm investing in high-growth technology companies.
SourceSquared
Venture capital firm investing in high-growth technology companies.
Souter Investments

Souter Investments is a family investment office that makes private equity investments in unquoted companies. They focus on aligning the interests of investors, founders, and management teams behind clear objectives. With a history dating back to 2008, they have invested upwards of £750m in over 100 unquoted companies. A significant portion of the returns generated by Souter Investments benefits the Souter Charitable Trust, which supports projects engaged in the relief of human suffering. Their investment approach involves backing experienced management teams and providing supportive capital to accelerate growth and enhance business value. Souter Investments actively partners with other private equity firms like Duke Street and Buckthorn Partners on various deals, demonstrating a collaborative approach to investing. They are willing to invest across different sectors and through various economic cycles, aiming to identify and support high-quality businesses with strong growth potential. The firm also demonstrates a commitment to environmental and social responsibility, as seen in their investments in companies involved in renewable energy and sustainable practices. Recent investments highlight their focus on sectors like industrials, healthcare, and technology. They seek opportunities to support businesses in expanding their market presence and improving their operational capabilities. The firm's investment strategy is driven by a desire to generate financial returns while also making a positive impact on society through the Souter Charitable Trust. Souter Investments appears to be a flexible and opportunistic investor, willing to consider a wide range of deals and structures to achieve its investment goals.
South Park Commons
Venture capital firm investing in high-growth technology companies.
South West Investment Fund
Venture capital firm investing in high-growth technology companies.