# Russell Fradin

> Russell Fradin is a seed investor at Larridin backing Software and SaaS. See 24 investments, check sizes, portfolio and contact details. Updated Sep 2026.

- Type: Angel Investor
- Fund: Larridin
- Location: San Francisco, United States
- Total investments: 24
- Last investment: Oct 2024
- Lead investor: 0%
- Last updated: Sep 2026
- LinkedIn: http://www.linkedin.com/in/rfradin
- X (Twitter): http://twitter.com/rfradin
- Website: https://x.com/rfradin
- Facebook: http://www.facebook.com/russfradin

Russell Fradin is a seed investor at Larridin in San Francisco focused on Software and SaaS. Russell Fradin is the CEO and Co-Founder of Larridin.com, Larridin is the complete impact intelligence platform for enterprise AI. AI native measurement and monitoring of AI adoption, impact, fluency, and developer productivity. Map AI workflows and processes across your business.Russell Fradin was the Vice Chairman of Carbon Health from February2021 - January 2025.From October 2010 - January 2020, Russell Fradin was the CEO and Co-Founder of Dynamic Signal.From October 2005 to April 2010, Russell co-founded and served as Chief Executive Officer of Adify Corporation, an on-line advertising company sold to Cox Enterprises. Prior to that time, Russell was comScore’s Executive Vice President of Corporate Development, Senior Vice President of Business Development at Wine.com and Vice President of Business Development at Flycast Communications. Russell currently serves as a Member of the Board of Directors at comScore, TubeMogul and CoachArt and has previously served on the boards of Udemy, Outside.in and several others. Russell holds a B.S. degree in Economics from the Wharton School of Business at the University of Pennsylvania.

## Contacts

5 contacts available for Russell Fradin: work email, personal email, work phone, personal phone and socials. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-email/russell-fradin?utm_source=investor_profile

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $1.1M–$6.3M |
| Series A | $4M–$16M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Software | 10 | 42% |
| SaaS | 4 | 17% |
| Marketing | 3 | 13% |
| Enterprise Software | 3 | 13% |
| B2B | 2 | 8% |

71 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 16 | 67% |
| Series A | 4 | 17% |
| Pre-Seed | 1 | 4% |
| Series D | 1 | 4% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Hello Patient | AI meets Healthcare Operations Coming soon | $6.3M | Seed | Oct 31, 2024 |  |
| Scoop | Scoop is a creator of multi-platform tools that enable businesses and workers to take advantage of flexible work arrangements.The company's platform provides the tools and information required to reduce operational costs while giving workers the opportunity to work from any location, making it simple for businesses to run both an in-officeand remote environment.Scoop was established in January 2015 by Rob Sadow and Jonathan Sadow in San Francisco, California. | $8M | Seed | Nov 17, 2022 |  |
| LIT Videobooks | LIT is a new platform that allows you to view bestselling business books in a new video book format. | $5M | Seed | Jul 08, 2021 |  |
| Leanplum | Leanplum is the mobile marketing platform built for engagement. Brands rely on Leanplum to help them orchestrate multi-channel campaigns — from messaging to the in-app experience — all from a single, integrated platform. Global brands such as Tinder, Grab, Tesco, and Zynga turn to Leanplum to accelerate growth and build long-term customerrelationships. Founded in 2012, Leanplum is based in San Francisco, with offices across North America, Europe, and Asia. Leanplum has received more than $93 million in funding from Norwest Venture Partners, Canaan Partners, Kleiner Perkins Caufield & Byers, and Shasta Ventures. Leanplum has been named to Business Insider's Most Valuable Enterprise Startups and SF Business Times’ Best Places to Work. Learn more at www.leanplum.com. | $27M | Series D | Feb 20, 2020 |  |
| BeyondHQ | Workforce and workplace planning for distributed teams |  | Seed | May 27, 2019 |  |
| Linear Labs | The world has a bottomless appetite for electricity. In fact, 45% of the world's electricity passes through an electric motor. This is equivalent to 1 out of every 2 power plants solely dedicated to electric motors. And yet electric motor designs remain essentially unchanged in last 100 years. Linear Labs, an electric motor company, hascreated an entirely new family of electric motor systems designed for the next generation of electric vehicles, HVAC systems and robotics welcoming in a new era of smarter energy utilization. Our "smart"​ motors shape shift and morph the physical design in real time to adjust for changing conditions. The result is 2x improvements in torque, further range and significantly lowering power consumption.Linear Labs is a Texas based technology company.www.linearlabsinc.com | $4.5M | Seed | Mar 26, 2019 |  |
| Improvado | Reduce time to insights for Revenue teams by aggregating, cleansing, and normalizing raw marketing data into readable metrics. | $3M | Seed | Apr 24, 2018 |  |
| SafeGraph | SafeGraph builds and maintains data sets to help accelerate machine learning and AI. Its high-precision places data covers business listings, building footprints, and aggregated foot traffic data for millions of points of interest (POI) and thousands of brands in the US and Canada. With detailed brand affiliation, spatial hierarchy, and other keybusiness details, SafeGraph data informs market analytics, investment research, site selection, and more.It was founded in 2016 and is based in San Francisco, California. | $16M | Series A | Apr 19, 2017 |  |
| Carbon Health | Carbon Health is a tech-enabled healthcare company that delivers virtual care experience. It offers primary care services through a mobile application that enables users to follow-up on a treatment plan, manage prescriptions, and see lab reports all through one app. Carbon Health has created a coronavirus assessment tool and also set up covid-19testing in California.The company was founded in 2015 and is headquartered in San Francisco, California. | $4.2M | Seed | Mar 30, 2017 |  |
| Scoop | Scoop is a creator of multi-platform tools that enable businesses and workers to take advantage of flexible work arrangements.The company's platform provides the tools and information required to reduce operational costs while giving workers the opportunity to work from any location, making it simple for businesses to run both an in-officeand remote environment.Scoop was established in January 2015 by Rob Sadow and Jonathan Sadow in San Francisco, California. | $5.1M | Seed | May 24, 2016 |  |

10 of 24 investments shown.

## Co-investors
- [Signia Venture Partners](https://shizune.co/investors/profile/signia-venture-partners) — VC Fund, 4 deals together
- [Founders Fund](https://shizune.co/investors/profile/founders-fund) — VC Fund, 3 deals together
- [8VC](https://shizune.co/investors/profile/8vc) — VC Fund, 2 deals together
- [Accelerator Ventures](https://shizune.co/investors/profile/accelerator-ventures) — VC Fund, 2 deals together
- [AngelPad](https://shizune.co/investors/profile/angelpad) — VC Fund, 2 deals together
- [Aslanoba Capital](https://shizune.co/investors/profile/aslanoba-capital) — VC Fund, 2 deals together

## About Larridin

VC Fund · San Francisco, United States

Larridin is an AI-powered Organizational Fitness platform that helps enterprises optimize workforce productivity through enterprise productivity scorecards enriched with actionable insights on employees, AI, software, and hardware. By providing a continuous, AI-driven view of operational health, Larridin enables business leaders to make informeddecisions that drive efficiency, workforce optimization, and financial impact. What We Do Larridin moves organizations beyond static, backward-looking metrics by delivering a real-time, dynamic view of workforce productivity and operational efficiency. By aggregating and analyzing data from multiple enterprise systems, Larridin provides AI-driven insights that link directly to ROI, empowering companies to:Optimize talent deployment by aligning people, technology, and processes with business priorities. Make data-driven strategic decisions on budget allocations, investments, and workforce optimization. Identify high-impact AI opportunities to enhance productivity and streamline operations. Bridge the gap between financial data and execution, ensuring leaders have a clear, contextualized understanding of workforce performance. Leverage natural language queries ("Ask Larridin Anything") to instantly generate insights across the organization.Key Products & Features Larridin Scorecard – A FICO-like score for business productivity, helping leaders assess performance across departments and geographies. Larridin Analyst – An AI-driven business intelligence chat that provides instant answers to critical business questions by analyzing enterprise data. Organizational Fitness Reports – AI-powered insights that uncover productivity trends, risks, and collaboration patterns across HR, Finance, IT, and GTM teams.Who We Serve Larridin is designed for mid-to-large enterprises in technology, financial services, healthcare, and manufacturing industries. The platform supports CEOs, CFOs, CHROs, and CIOs, providing them with data-driven insights to optimize workforce efficiency and maximize business impact.Leadership Team Russ Fradin – Co-Founder & CEO (Previously: Dynamic Signal, Adify, comScore) Jim Larrison – Co-Founder & President (Previously: Dynamic Signal, Firstup, comScore) Ameya Kanitkar – Co-Founder & CTO (Previously: LinkedIn, Coinbase, Groupon)Board & Investors Alex Rampell – General Partner at Andreessen Horowitz (A16Z), investing in AI, B2B, and fintech startups.Category & Market Position Larridin is pioneering a new category at the intersection of organizational health, business intelligence, and analytics, providing a modern, AI-driven approach to enterprise productivity and workforce optimization.

2 contacts available at Larridin.

| Name | Title | Profile |
| --- | --- | --- |
| Jim Larrison | President and Co-Founder | https://shizune.co/investors/profile/jim-larrison |
| Russell Fradin | CEO and Co-Founder | https://shizune.co/investors/profile/russell-fradin |

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## FAQ

### What does Russell Fradin invest in?

Russell Fradin invests primarily in Software, SaaS and Marketing startups, most often at Seed and Series A stage. Most of the 24 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is Russell Fradin's check size?

Russell Fradin typically joins rounds of $1.1M–$6.3M at Seed and $4M–$16M at Series A. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Russell Fradin participates in.

### How do I contact Russell Fradin?

Public channels for Russell Fradin include LinkedIn, X (Twitter) and the website linked on this profile. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.

### When did Russell Fradin last invest?

The most recent investment recorded for Russell Fradin closed in Oct 2024. Shizune tracks 24 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.

### Is Shizune's investor data accurate?

Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Sep 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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