Best Series B Developer Tools & Infrastructure + Climate & Clean Energy Investors 2026

We back bold founders at the earliest stages with capital and deep operational support. High-conviction, long-term partnerships with founders solving real problems. Founder-market fit above all else. Speed, transparency, and staying committed through difficult times.

We back bold entrepreneurs who think big and are committed to becoming the next major tech players. We invest from pre-seed to series A with strong operational support, focusing on technology-driven solutions across AI, climate tech, fintech, SaaS, and impact-driven sectors.

Passion and vision matter more than pedigree. We seek founders with grit, audacity, and a spark of rebellion—regardless of background. We invest early, before success is inevitable, and support founders from 0-to-1 through Series A.

Partner with exceptional founders building technology companies with long-term growth potential capable of fundamentally shifting markets for the common good. Provide capital, operational expertise, board participation, and network access to support founder vision and company building.

Every industry will be transformed by software. Tola practices hypothesis-based investing targeting the 'enterprise scaffolding' of AI — domain-specific models, AI/ML tooling, AI SaaS applications, AI governance, and AI security — rather than foundational AI infrastructure. They back companies driving long-term, transformational change in large markets.

Illuminate invests in companies solving mission-critical problems for financial institutions through fintech and enterprise software innovation. With deep access to tier-1 financial institution networks and specialized domain expertise, the firm creates unique value for portfolio companies through institutional customer access, operational guidance, and strategic partnerships.

Where breakthrough science turns into world-changing companies. We back scientists and engineers at the earliest stages—pre-formation and pre-product—at the intersection of AI, engineered biology, next-gen compute, and hard science. If it's too early for everyone else, it's probably right for us.

BGV backs hands-on, cross-border enterprise AI startups operating under the Enterprise 5.0 framework — companies that combine intelligent machines with human ingenuity to drive leapfrog productivity improvements. They focus on vertical AI (industry-specific, proprietary data) and horizontal agentic platforms (cross-functional automation), with a strong preference for immigrant founders pursuing US go-to-market strategies from France, Israel, and India.

Back ambitious founders building disruptive early-stage technology companies. We provide not just capital but access to OMERS' multi-asset institutional platform. Our permanent pension backing gives us patient, long-duration capital unconstrained by traditional 10-year fund cycles.

Big things start small. We invest at seed stage and see potential where others don't. We believe in your vision for your company's future, not as it exists today. We think in decades, not days, committing to walk the entire journey with founders to build iconic companies. We share Antipodean ingenuity with the world.

Earth Foundry backs founders transforming critical industries, including energy, mobility, waste, water, agriculture, and infrastructure, using hardware, software, services, and material science innovations.

Back extraordinary entrepreneurs throughout the company-building lifecycle from seed to IPO. Combine venture capital expertise with BCG management consulting to accelerate value creation. Support founders with capital, strategic guidance, and access to global networks.

Gaming-born technologies—GPUs, real-time rendering, virtual economies—now power AI, spatial computing, and blockchain. We invest in the foundational infrastructure enabling the convergence of digital and physical worlds.

Scalable, defensible innovation at the intersection of software, hardware, and intelligence. Champion founders driving the next wave of technological innovation across Cloud, Devices, Frontier, and Silicon domains. Breakthrough technologies emerge from convergence of multiple domains.

Technology can have a highly disruptive impact on society. We back founders on the forefront of innovation with clear vision towards positive change, leveraging domain expertise to ensure value creation. Founder-first approach with operational support.

We invest in bold ideas transforming supply chain and logistics. With deep industry expertise and Prologis' global network, we partner with companies redefining the logistics landscape.

Partner with visionary founders to turn bold ambitions into world-changing breakthroughs in life sciences, technology, healthtech, and crypto. Distinctive 'technical-risk-yes, regulatory-risk-no' filter ensures clear pathways to success.

Maersk Growth is currently focused on venture clienting and strategic startup partnerships that solve Maersk supply-chain priorities, while continuing to support existing portfolio companies. The unit has paused new minority-equity investments in startups at this time.

Deep technology and hard tech company investing at inflection points. Partner with technical founders building infrastructure-level solutions for global scale. Founded 2010 on belief that next generation of transformative companies require deep technical expertise, not just capital.

The next two decades will see dramatic changes in mobility across ground, air, sea, and space. We invest in entrepreneurs building frontier technologies that make movement cleaner, faster, safer, and lower-cost, leveraging our extensive relationships with global companies.

Invest in deep science and disruptive technology companies that solve fundamental human problems—inequality, health, climate adaptation. We back founders with vision, instinct, and drive to scale impact.

We democratize venture capital by providing individual accredited investors with professional-grade access to elite venture opportunities. We leverage our massive 850,000+ community network and 11,000+ investors to create unique value for founders, sourcing and diligencing deals alongside top-tier VCs (a16z, Sequoia, Khosla) without leading rounds. Our network is our competitive advantage—it compounds value for all stakeholders.

Breakthrough technologies that stretch the imagination — deep tech with the potential to create new product categories. We bring company-building skills and operating expertise to help founders find product-market fit.

Empower audacious founders who challenge norms and leverage technology to transform industries. We believe in first-time founders with scrappy outsider mentality and narrow niche focus. Silicon Valley expertise combined with deep emerging market knowledge across three continents.

Greatest opportunities come from serving unmet needs of the middle class in emerging markets. We bridge US and Latin American markets, providing institutional capital, intellectual capital flow, and geo arbitrage exit opportunities.

Transformative national security solutions emerge from early-stage private-sector startups developing frontier technologies. IQT identifies, evaluates, and leverages innovations to accelerate government adoption while enhancing commercial success. As of May 2026, IQT is emphasizing mission investing through fewer larger bets in autonomy, contested logistics, critical infrastructure, and technologies that can move to mission use quickly.

Back purposeful entrepreneurs building scalable technology solutions for significant Latin American problems, with emphasis on inclusion, climate innovation, and business productivity while generating positive impact and strong returns.

Back wild hearts with the wildest ideas from the very beginning. Invest in companies, not rounds — following exceptional founders from pre-seed through all subsequent stages. Focused on ANZ founders building globally ambitious companies across any sector.

Backs globally ambitious technology companies from pre-seed and seed through selected growth rounds using specialist EMEA sector teams and a platform model for capital, customers, talent, follow-on investors, and operational support.

Mubadala partners with world-class companies and institutions to drive transformational growth across strategic sectors and geographies. We believe in long-term value creation through patient capital, operational expertise, and global partnerships aligned with Abu Dhabi's economic diversification.

Technology-based economic disruption of large markets through black swan investments. We seek founders with domain expertise and unreasonable conviction to build billion-dollar companies solving the world's largest problems.

Turn sci-fi into sci-fact by backing founders solving the most vexing puzzles facing humanity. We believe in counter-conventional solutions and contrarian positions in deep technology. We champion companies working at the intersection of breakthrough science and transformational technology, led by visionary founders who are equal parts mad scientist and business mastermind.

Fitch Ventures invests in innovative technologies serving institutional credit, risk management, and enterprise clients. The dual mandate focuses on generating financial returns while feeding innovation back into Fitch Group's product stack, often using investments as an M&A pipeline.

Back founders building iconic companies that transcend boundaries. We invest directly in their growth to make them unbreakable. Founded on principle that luck isn't made, it's engineered. Founders are our customer, not LPs. We always vote shares with founders and provide 1% non-dilutive founder development capital alongside every first check.

We seek to create positive economic impact and long-term value by providing lifetime support to companies from seed through late-stage equity and credit. We differentiate through deep Wall Street expertise, strategic LP networks, and innovative financing vehicles.

Champions exceptional founders to build lasting companies through experience, community, and capital. Generalist technology investor whose edge is network depth — Joe Montana's unmatched rolodex and 800+ portfolio company network enables introductions that most seed funds cannot provide.

Emerson Collective invests in entrepreneurs and innovators driven by purpose, seeking consequential companies that deliver both generational impact and venture-scale returns. The firm targets sectors where biggest market opportunities meet meaningful impact levers: energy & environment, digital health, fintech, education, work, and media.

Real estate has been stagnant for 50 years despite massive innovation in other industries. Shifting demographics, transportation changes, and evolving preferences are forcing modernization. We back visionary entrepreneurs building solutions across construction, property management, residential finance, and retail that will improve quality of life, work, and community.

We invest in mission-driven companies that dare to tackle impossible challenges, striving to transform industries and create lasting societal impact. We seek founders with audacity to dream big, resilience to persevere, and potential to build forever companies that shape human history.

We invest in technical breakthroughs that overcome the world's greatest challenges. We partner at inception with technically brilliant dreamers who see past impossible to inevitable. We evaluate scientific opportunities through both commercial potential and human impact lenses.

Invest in companies with compelling stories to tell. We couple capital deployment with media storytelling through the Not Boring newsletter, creating a unique flywheel that amplifies both company and fund narrative.

Unless catalyzes the New Industrial Revolution by backing visionary companies transforming industrial systems across supply chains, manufacturing, energy, and transportation. The firm uses a perpetual capital structure to support long-duration industrial transformation through equity, debt, and buyouts.

Backs frontier deep tech companies solving physical infrastructure bottlenecks of the AI supercycle, especially compute, energy, quantum, AI infrastructure, robotics, and autonomous manufacturing across the U.S.-Israel corridor.

Equity of access and representation in venture capital delivers positive returns. Diverse and underrepresented (including LGBTQ+) leaders of high-growth companies deserve capital access. When these founders succeed, they influence ecosystems and open doors for historically excluded groups.

Startups positioned as transformation partners with Fortune 500 corporates create the most impactful solutions. We believe the next generation of market leaders will emerge through collaborative innovation between startups and incumbent enterprises, supported by global expertise and capital.

Culture-Tech companies that disrupt and define how we live, work, play, and interact with the world every day. We invest in passionate founders building transformative products that change cultural behaviors.

Back the world's most ambitious and transformative entrepreneurs capable of building world-defining companies over 20+ years. Invest in founders with independent thought and first-principles vision to solve humanity's biggest problems across all sectors and geographies.

Invest in early-stage tech companies addressing world's largest market opportunities and solving humanity's biggest challenges. Leverage global distributed team to source, evaluate, and support transformational founders.