S2G Investments Closes $1 Billion Solutions Fund I to Scale Growth-Stage Companies Across Food & Agriculture, Energy, and Oceans

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S2G Investments (S2G), a Chicago-based multi-asset investment firm focused on food & agriculture, energy, and oceans, has announced the final closing of Solutions Fund I at $1 billion — a growth-stage investment fund backed by a diverse coalition of new and existing premier institutional investors. The final close was announced on May 12, 2026. With the launch of Solutions Fund I, S2G’s total assets under management stand at $2.8 billion, with the firm having invested in more than 120 companies since its founding in 2014.

Addressing the “Missing Middle”

Solutions Fund I is designed to address what S2G describes as the “Missing Middle” — the financing gap between early-stage venture capital and infrastructure-scale capital for established businesses ready for market expansion. The Fund backs growth-stage companies primarily in North America and Europe that can improve efficiency across the core systems powering the global economy, from energy infrastructure and maritime transport to agricultural inputs and industrial electrification.

The Fund’s strategy prioritises businesses that strengthen food and energy security, deliver positive environmental and human health outcomes, and are positioned to build durable competitive positions and achieve long-term market growth. S2G focuses on three highly interconnected sectors that together represent over $7 trillion in annual global trade and approximately 90% of global emissions reduction potential — food and agriculture, energy, and oceans.

A Globally Diversified LP Base

Solutions Fund I received strategic commitments from a diverse group of institutional investors — including pension funds, funds of funds, and family offices across North America, Europe, Asia, and Australia — united by a shared vision to advance commercial solutions that deliver greater efficiency, resilience, and long-term value across critical global industries.

Aaron Rudberg, Managing Partner at S2G, described the Fund as expanding the firm’s ability to provide the growth capital required to commercialise transformative technologies at a pivotal moment in the global economy. He emphasised that by investing at the intersections where food, energy, and ocean systems overlap, S2G sees opportunities to accelerate solutions that are both economically superior and more resilient than legacy models — expressing gratitude to investors for their support in backing operators scaling the companies that this moment demands.

Early Deployment Progress

With $300 million already deployed across ten investments, Solutions Fund I has moved quickly into execution mode. The Fund invests through multiple financing pathways, frequently serving as a company’s first institutional partner. Portfolio highlights include:

Urbint — an AI-enabled software company helping energy utilities manage field risk, which was recently acquired by Itron, marking Solutions Fund I’s first exit. ANA, Inc. — developer of the EBOSS™ hybrid generator system, which integrates battery storage to optimise load delivery, extend equipment life, and cut operational expenses by 50–80%. Exacto — an agricultural input specialist improving herbicide performance by up to 90% and reducing customer water bills by 30% across 130 million US acres annually. Echandia — a leading maritime battery supplier with 100+ vessels delivered or on order, currently anchoring the nation’s first high-speed zero-emission ferry network via San Francisco Bay Ferry’s REEF programme.

A Systems-Focused Investment Approach

Founded in 2014 and registered as an investment adviser in 2024, S2G has built a team of over 60 specialists led by managing partners Aaron Rudberg, Chuck Templeton, and Sanjeev Krishnan. The team supports portfolio companies through ecosystem partnerships, policy engagement, operational expertise, and AI-driven capabilities designed to help businesses grow through complex market transitions.

By identifying the critical overlaps between economically vital ecosystems, S2G utilises industry-specific underwriting and cross-sector intelligence designed to anticipate trends, manage risks, and create value-added opportunities — combining deep industry insight with fit-for-purpose capital across late-stage venture, growth equity, structured finance, and infrastructure.


About S2G Investments

S2G Investments is a multi-asset investment firm focused on scaling durable, market-defining businesses across food & agriculture, energy, and oceans. The firm provides capital and value-added resources to companies commercialising solutions designed to improve efficiency, resilience, and long-term value across industries powering the global economy. Through fit-for-purpose financing and a systems-focused investment approach, S2G is committed to driving measurable, sustained outcomes with tailored solutions spanning late-stage venture, growth equity, structured finance, and infrastructure. Founded in 2014, S2G has $2.8 billion in assets under management and has invested in more than 120 companies since inception.

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