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Okeanos, originally founded as Riverbend Capital in 2016, is based in the Washington, D.C. metro area. The firm began as a collaboration of solo angel investors who aimed to support local startups. In 2023, Okeanos restructured and rebranded as Okeanos Venture Management, expanding its membership and investment reach nationally. This transition reflects a commitment to providing access to private investment opportunities across various sectors.
Currently, Okeanos operates as a venture capital platform with over 200 members, each contributing unique expertise and resources. The firm has invested in more than 150 companies, demonstrating its active role in the startup ecosystem. Okeanos emphasizes thoughtful curation and rigorous diligence in its investment processes, which enhances the growth potential of the companies it supports.
Okeanos invests across a wide range of sectors, including artificial intelligence, cybersecurity, software as a service (SaaS), healthcare, biotech, fintech, energy, consumer products, proptech, and logistics. The firm operates as a multi-stage investor, engaging in funding from pre-seed to growth equity stages. This broad investment strategy allows Okeanos to support early-stage ventures as well as later-stage high-growth opportunities.
The organization emphasizes rigorous diligence and thoughtful curation in its investment processes. Okeanos seeks to leverage the expertise of its diverse membership to identify and support startups that demonstrate potential for significant impact. The firm values founders who are committed to their vision and possess a strong understanding of their market.
Okeanos has invested in over 150 companies across various sectors, although specific portfolio companies were not detailed in the provided content. The firm’s investments span technology and tech-enabled businesses, reflecting its commitment to supporting innovation in diverse fields.
While the exact names of portfolio companies are not disclosed, Okeanos's focus on sectors such as AI, healthcare, and fintech indicates a strategic alignment with high-growth industries. This diverse portfolio showcases the firm’s ability to adapt to changing market dynamics and invest in promising startups.
Aaron Berkey - Co-Founder & Managing Partner. Aaron has extensive experience in venture capital and startup development, contributing to Okeanos's strategic direction.
Jason Parikh - Co-Founder & Managing Partner, CFO. Jason oversees financial operations and has a background in finance and investment management.
Mark Dumas - Co-Founder & Managing Partner. Mark founded Okeanos and has a strong track record in angel investing and startup mentorship.
Kim Ziesemer - Partner, Diligence & Communications. Kim focuses on due diligence processes and communication strategies for portfolio companies.
Brandon Leitner - Partner, Growth. Brandon specializes in scaling startups and driving growth initiatives within the portfolio.
Justin Heaton - Associate, Finance & Investment Operations. Justin supports financial analysis and investment operations at Okeanos.
Shap Bashar - Chair, Advisory Board. Shap provides strategic oversight and guidance to the advisory board.
Dr. George Kartalian - Advisor, Med Tech. Dr. Kartalian brings expertise in medical technology and healthcare investments.
Michelle Leyden Li - Advisor, Tech. Michelle advises on technology investments and trends.
AJ Mushtaq - Advisor, PE. AJ offers insights into private equity investments and strategies.
Steve Touw - Advisor, AI/Data/Cloud. Steve specializes in artificial intelligence and data-driven investments.
Drew Fearson - Advisor, Cyber. Drew provides expertise in cybersecurity investments and market trends.
To pitch Okeanos, founders should visit their website at okeanos.vc. It is advisable to include a comprehensive business plan in the pitch deck, highlighting the startup's market potential and growth strategy. Okeanos does not have a fixed application form, allowing for flexibility in how pitches are presented.
Response times may vary, but founders can expect to hear back regarding their pitch within a few weeks. Warm introductions are preferred, as they can facilitate a more favorable review process.
In 2023, Okeanos restructured and rebranded from Riverbend Capital to Okeanos Venture Management, reflecting its national expansion and increased membership. This transition marks a significant milestone in the firm's evolution.
Okeanos has closed over 100 investments since its inception, demonstrating its active engagement in the startup ecosystem. In Q1 2025, the firm reported 18 investments closed, totaling $12.5 million funded across sectors such as AI, healthtech, and robotics.
What are Okeanos's investment criteria?
Okeanos invests in early to growth stage companies across various sectors, including AI, cybersecurity, and healthcare. The firm looks for startups with strong market potential and committed founders.
How can I apply or pitch to Okeanos?
Founders can pitch their ideas through the Okeanos website at okeanos.vc. It is recommended to provide a clear business plan and demonstrate market understanding in the pitch deck.
What makes Okeanos different from other investors?
Okeanos operates as a venture capital platform with a diverse membership of over 200 individuals, each bringing unique expertise. This collaborative approach allows for tailored support and strategic guidance for portfolio companies.
What is the geographic scope of Okeanos's investments?
Okeanos primarily focuses on investments within North America, leveraging its Washington, D.C. metro area base to connect with local and national startups.
What is the typical check size for investments?
Okeanos engages in multi-stage investments, which can vary significantly based on the stage of the company and the specific deal structure. The firm does not have a fixed check size, allowing flexibility in funding.
What kind of post-investment involvement does Okeanos have?
Okeanos provides its portfolio companies with access to a diverse network of members, offering strategic guidance and operational support tailored to the needs of each startup.
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