Nnamdi Okike

Managing Partner and Co-Founder at 645 Ventures. Focused on investing in exceptional technology companies.

📍 New York, New York, United States🔄 Updated September 2026💼 22 investments📅 22 years investing🗓 Last invested Jan 2026𝕏 @upgrade_to_unlock
VC🌍 United States20+ investmentsInvested this year
22
Total investments
8
Early stage
6
Mid stage
0
Late stage
22y
Years active

Portfolio

15 investments · sorted by recency
All investments
Early stage
Mid stage
Late stage
Board Member
Jan 2026
Sequence is the modern billing and quote to cash platform to unlock error-free revenue workflows at scale. Backed by a16z 645 ventures and Salesforce Ventures, Sequence is working with leading B2B scaleups including Cognition, Incident.io, Bridge (acq. by Stripe) OpenRouter and Legora.
Board Member
Aug 2024
ReflexAI brings the best in machine learning and natural language processing to mission-driven, people-centric organizations via innovative tools that transform how they train, develop, and empower their frontline teams.
Board Member
May 2024
Infrastructure for the future of asset-based lending. Our platform unlocks speed, efficiency and accuracy for borrowers and lenders. Over $50 billion in financed assets are powered by Setpoint’s technology annually across ABS and ABF markets.
Board Observer
Feb 2024
Cube is the universal semantic layer that makes it easy to connect data silos, create consistent metrics, and make them accessible to all of your BI tools, customer-facing embedded analytics, as well as LLMs, AI chatbots, and agents. Cube is the company behind the wildly popular Cube open source project and delivers the Enterprise-ready Cube Cloud that includes additional functionality - such as integrations with Power BI, Tableau, and Looker - along with robust developer tools, observability, security, and compliance making it easy to quickly deploy, monitor, and use Cube across any sized business. Companies such as Drift, Cloud Academy, Security Scorecard, Intuit, Walmart and IBM trust Cube to deliver amazing data experiences to their customers and employees. Cube is supported by investors such as Bain Capital and Decibel and is located in San Francisco, CA.
Board Member
Jun 2022
Venture capitalists are committed to funding America’s most innovative entrepreneurs, working closely with them to transform breakthrough ideas into emerging growth companies that drive U.S. job creation and economic growth. As the voice of the U.S. venture capital community, the National Venture Capital Association empowers its members and the entrepreneurs they fund by advocating for policies that encourage innovation and reward long-term investment. The NVCA also serves as the definitive resource for venture capital data and unites its members through a full range of professional services.
Board Member
Jan 2022
Founded by industry veterans, Uptiq is the enterprise-ready AI platform purpose-built to modernize financial services workflows. With deep domain expertise, our sophisticated AI powers a unified solution that enhances operational efficiency and maximizes team capacity, driving superior outcomes through a better client experience. Uptiq delivers rapid results through easily deployable AI agents and an innovative AI Workbench that enables institutions to adapt and scale with evolving business needs. Trusted by over 140 financial institutions, including Focus Financial Partners, Orion, Broadridge, and TransPecos Banks, Uptiq is the proven AI partner for highly regulated industries. With over $1 billion in transactions processed and more than $23M in equity funding, Uptiq isn’t just shaping the future of AI in financial services — it’s leading it.
Board Member
Sep 2021
Apty, a Digital Adoption Platform (DAP) that helps enterprises drive outcomes across their entire software ecosystem—including custom applications. While most DAPs focus on showing users where to click, Apty focuses on making sure they complete the process—accurately, efficiently, and at scale. Whether it’s Salesforce, Workday, Oracle, ServiceNow, Infor, or a homegrown system, Apty embeds guidance, validation, and automation into your tools—so employees follow through and execute, not just navigate. We don’t measure adoption. We measure execution, process compliance, and ROI. Software should drive results. Apty makes sure it does.
Board Member
Sep 2021
Former military officers who stood up U.S. Army Cyber Command and pioneered modern weapons system cyber assessments founded Shift5 to transform untapped operational technology into actionable insights that enable peak performance and cyber resilience for America’s defense and transportation systems. Built for the field and tested in the most demanding environments, Shift5s Operational Intelligence platform equips operations, maintenance, and cybersecurity teams with the infrastructure and analytics to detect threats, anticipate failures, and respond with confidence. Today, military customers and leading transportation companies rely on Shift5 for the safety, security, and reliability of current fleets and next-generation assets.
Board Member
Feb 2020
Launched in 2016, RentSpree embarked on a mission to revolutionize the residential rental application process. Today, weve successfully transitioned an industry from cumbersome paper applications to a streamlined digital experience. With over 3 million renters placed in homes using our simpler and transparent platform, weve made significant strides but realize our journey is far from over. Our vision expands beyond simplifying the rental process. We strive to create lasting, meaningful connections among renters, agents, and landlords, building a community founded on trust, efficiency, and satisfaction. As we look ahead, we are excited and committed to leading the charge in elevating the residential rental industry experience. Join us on this exciting journey as we continue to reinvent the rental experience, creating a feeling of home in every transaction.
mid stageReal Estate
Investor
Dec 2019
Lunchbox is the only all-in-one restaurant technology platform built for modern enterprise brands. We help growing and scaling restaurant chains streamline operations, grow revenue, and take control of their digital stack—without stitching together disconnected tools. Our fully integrated system includes online ordering, catering, loyalty, marketing CRM, third-party manager, order aggregation, and call center. Trusted by Firehouse Subs, Papa Johns, Hawaiian Bros, BRIX, Salty Donut, Tacombi, and more, Lunchbox is the one-stop shop for restaurant operators building what’s next. Explore the platform at www.lunchbox.io
Board Member
Dec 2019
Lunchbox is the only all-in-one restaurant technology platform built for modern enterprise brands. We help growing and scaling restaurant chains streamline operations, grow revenue, and take control of their digital stack—without stitching together disconnected tools. Our fully integrated system includes online ordering, catering, loyalty, marketing CRM, third-party manager, order aggregation, and call center. Trusted by Firehouse Subs, Papa Johns, Hawaiian Bros, BRIX, Salty Donut, Tacombi, and more, Lunchbox is the one-stop shop for restaurant operators building what’s next. Explore the platform at www.lunchbox.io
Investor
Sep 2019
Panther transforms noisy cloud logs into security signals with code-driven detection and response at petabyte scale–without the overhead and cost of traditional SIEMs.
Board Member
May 2018
Order.co is an AI-powered procurement platform that connects purchasing, approvals, payments, and reporting in one intelligent system–so teams can place orders faster, cut manual work, and keep operations running smoothly. Whether you’re managing one location or 100s, Order.co simplifies the entire procurement-to-payment process. Order.co AI sources the best vendors to deliver an average of 5% cash back on purchases, reduces invoice processing time by over 80%, and flags risks before they disrupt operations. Sync data with QuickBooks Online, NetSuite, Sage Intacct, and more to control spend in real time, close books faster, and forecast with confidence. Set custom budgets and approvals by user, location, or GL code – without slowing teams down. With AI that learns from your unique buying history and guides every step of the journey, smarter purchasing has never been easier. Brands like Dolce & Gabbana, WeWork, [solidcore], and Hugo Boss rely on Order.co to unlock more float, control purchases at the item level, and realize hard-dollar ROI – unlike any other procurement or spend management platform on the market. Founded in 2016 and headquartered in New York City, Order.co has raised $70M in funding from industry-leading investors like MIT, Stage 2 Capital, Rally Ventures, 645 Ventures, and more. Order.co has been recognized as a ‘Top 100 Fintech Company’ by The Financial Technology Report, ‘AI Procurement Platform of the Year 2025’ by RetailTech BreakThrough, and listed on Inc. 5000’s ‘Fastest Growing Companies’ for two years.
Investor
Jan 2018
Eden Health eliminates the hassle of healthcare for employers and their employees. We’re a new kind of doctor’s office that combines a private primary care practice, 24/7 telemedicine, and personalized insurance navigation into one simple platform. Eden provides an experience that employees love and saves employers money with seamless, data-driven healthcare. We have medical office locations in New York, New Jersey, Chicago, and Washington D.C. (with more office locations coming soon).
Investor
Sep 2014
Iterable is the top-rated AI-Powered Customer Communication Platform that enables brands like Redfin, Priceline, Calm, and Box to deliver joyful experiences with harmonized, individualized and dynamic cross-channel communications at scale.
Experience · 25 entries
All (25)
Investments (22)
Founder (1)
Board (14)
2026
Board Member
Jan 2026
Sequence is the modern billing and quote to cash platform to unlock error-free revenue workflows at scale. Backed by a16z 645 ventures and Salesforce Ventures, Sequence is working with leading B2B scaleups including Cognition, Incident.io, Bridge (acq. by Stripe) OpenRouter and Legora.
2024
Board Member
Aug 2024
ReflexAI brings the best in machine learning and natural language processing to mission-driven, people-centric organizations via innovative tools that transform how they train, develop, and empower their frontline teams.
Board Member
May 2024
Infrastructure for the future of asset-based lending. Our platform unlocks speed, efficiency and accuracy for borrowers and lenders. Over $50 billion in financed assets are powered by Setpoint’s technology annually across ABS and ABF markets.
Board Observer
Feb 2024
Cube is the universal semantic layer that makes it easy to connect data silos, create consistent metrics, and make them accessible to all of your BI tools, customer-facing embedded analytics, as well as LLMs, AI chatbots, and agents. Cube is the company behind the wildly popular Cube open source project and delivers the Enterprise-ready Cube Cloud that includes additional functionality - such as integrations with Power BI, Tableau, and Looker - along with robust developer tools, observability, security, and compliance making it easy to quickly deploy, monitor, and use Cube across any sized business. Companies such as Drift, Cloud Academy, Security Scorecard, Intuit, Walmart and IBM trust Cube to deliver amazing data experiences to their customers and employees. Cube is supported by investors such as Bain Capital and Decibel and is located in San Francisco, CA.
2022
Board Member
Jun 2022
Venture capitalists are committed to funding America’s most innovative entrepreneurs, working closely with them to transform breakthrough ideas into emerging growth companies that drive U.S. job creation and economic growth. As the voice of the U.S. venture capital community, the National Venture Capital Association empowers its members and the entrepreneurs they fund by advocating for policies that encourage innovation and reward long-term investment. The NVCA also serves as the definitive resource for venture capital data and unites its members through a full range of professional services.
Show all 25 entries ↓
Investment activity
2004–2026 · 22 investments
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