# Greg Waldorf

> Greg Waldorf is a seed investor at Stanford Graduate School of Business backing Real Estate. See 29 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Stanford Graduate School of Business](https://shizune.co/investors/profile/stanford-graduate-school-of-business)
- Location: San Francisco, United States
- Total investments: 29
- Last investment: Apr 2024
- Lead investor: 3%
- Last updated: Aug 2026
- LinkedIn: http://www.linkedin.com/in/gregwaldorf
- X (Twitter): http://twitter.com/gregwaldorf
- Website: https://x.com/gregwaldorf

Greg Waldorf is a Lecturer at Stanford Graduate School of Business and the former CEO of Invoice2go, the mobile app that helps small businesses manage their cash flow through easy-to-use invoicing, expense tracking and simple reporting tools. He has a long history of involvement with leading technology businesses. Prior to joining Invoice2go, Gregwas affiliated with Accel Partners as CEO-in-residence. Greg also served as CEO of eHarmony for five years from 2006-2010 where he drove significant global growth through an expansion to 15 countries worldwide.He holds a BA from University of California, Los Angeles and an MBA from Stanford University.

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $750k–$5.7M |
| Series A | $2.1M–$27M |
| Series B | $5.7M–$110M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Real Estate | 7 | 24% |
| Internet | 6 | 21% |
| Software | 6 | 21% |
| SaaS | 5 | 17% |
| FinTech | 5 | 17% |

60 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 10 | 34% |
| Series A | 10 | 34% |
| Series B | 3 | 10% |
| Series C | 3 | 10% |
| Pre-Seed | 1 | 3% |

6 stages tracked in total.

### Country

| Country | Investments | Share |
| --- | --- | --- |
| United States | 16 | 55% |
| Brazil | 2 | 7% |
| Nigeria | 1 | 3% |
| Australia | 1 | 3% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Backflip | Reinvigorating neighborhoods by supporting real estate entrepreneurs with innovative technology and capital. | $15M | Series A | Apr 29, 2024 |  |
| Plateaumed | Plateaumed provides a world class EHR/medical practice automation platform, integrated clinical decision support and patient connect channels to African public and private hospitals |  | Pre-Seed | Jun 30, 2022 |  |
| Rubik | Rubik is a data platform for Real Estate investors. We leverage Machine Learning to provide financial data on all single family homes. Real Estate investors use Rubik to instantly find properties that match their investment criteria. | $4.7M | Seed | May 09, 2022 |  |
| Backflip | Reinvigorating neighborhoods by supporting real estate entrepreneurs with innovative technology and capital. | $8M | Seed | May 06, 2022 |  |
| ByteChek | ByteChek helps businesses build cybersecurity programs to enhance sales and build trust from customers. The company was founded in 2020 by AJ Yawn is based in Miami, Florida, United States. | $3M | Seed | Dec 13, 2021 |  |
| Aalto | Aalto is a real estate marketplace platform. They assist with home buying and selling. They feature an interface for sellers to list their homes that elevates the home-selling experience for clients and enables homeowners to sell their homes. | $13M | Series A | Aug 12, 2021 |  |
| InDebted | InDebted develops a cloud-based debt collection software designed to offer tailored debt management tools. Its cloud collections platform leverages machine learning to understand consumer preferences for servicing overdue accounts and provides application programming interfaces (APIs) to link to customer account systems, enabling small and mediumbusinesses to get flexible payment options.The company was founded in 2016 and is headquartered in North Sydney, New South Wales. | $18.3M | Series B | Jul 19, 2021 |  |
| Lyra Collective | Lyra Collective operates a group of brands focused on personal care and family essentials. Its portfolio includes products for skincare, postpartum recovery, feminine hygiene, and everyday family use such as feeding, bathing, and travel. Brands under Lyra Collective include LOLA, EVER, QRxLabs, Trilastin, Nuvadermis, Natemia, Leash Boss, and LussoGear. These offerings are designed to support wellness and daily routines across different life stages. | $27M | Series A | Jun 29, 2021 |  |
| Nomad | Nomad makes renting better for our property owner customers and for the residents of Nomad properties. Our property owner customers don’t have to worry about painful, expensive vacancy or delinquency costs again and can experience the ease and freedom that come from having an aligned partner. Our residents experience professionalism,thoughtfulness, and perks that make renting better than ever. Nomad began serving customers in 2019 and we are backed by top investors. | $2.4M | Seed | May 28, 2021 |  |
| Overtime | Overtime is a sports network for the next generation of sports fans. It produces original content across YouTube, Snapchat, and IGTV, as well as highly engaging short-form content on Instagram and TikTok.Based in NYC, Overtime is funded by top VC firms like Andreessen Horowitz and Greycroft Ventures as well as industry leaders like Kevin Durantand former NBA Commissioner David Stern. | $80M | Series C | Apr 22, 2021 |  |

10 of 29 investments shown.

## Co-investors
- [Concrete Rose Capital](https://shizune.co/investors/profile/concrete-rose-capital) — VC Fund, 6 deals together
- [Accel](https://shizune.co/investors/profile/accel) — VC Fund, 3 deals together
- [Sequoia Capital](https://shizune.co/investors/profile/sequoia-capital) — VC Fund, 3 deals together
- [Acumen](https://shizune.co/investors/profile/acumen-fund) — VC Fund, 2 deals together
- [Impact America Fund](https://shizune.co/investors/profile/impact-america-fund) — VC Fund, 2 deals together
- [Kickstart](https://shizune.co/investors/profile/kickstart-seed-fund) — VC Fund, 2 deals together

## About Stanford Graduate School of Business

VC Fund · Stanford, United States

Stanford GSB is a business management school that creates ideas that deepen and advance understanding of management. It offers a general management Master of Business Administration degree, a full-time twelve-month MS in Management for mid-career executives, and a Ph.D. program, along with a number of joint degrees with other schools at StanfordUniversity including Earth Sciences, Education, Engineering, Law and Medicine. The Stanford Graduate School of Business was established in 1925 in Stanford, California. It currently has 114 acedemic staff, 2,284 students, 101 doctoral students, and 882 postgraduate students.

5 contacts available at Stanford Graduate School of Business.

| Name | Title | Profile |
| --- | --- | --- |
| Baba Shiv | Professor of Marketing | https://shizune.co/investors/profile/professor-baba-shiv |
| Bill Meehan | Raccoon Partners Lecturer in Strategic Management | https://shizune.co/investors/profile/bill-meehan |
| Deepti Pahwa | Executive Educator and Coach | https://shizune.co/investors/profile/deepti-pahwa |
| Franklin Johnson | Lecturer - Management | https://shizune.co/investors/profile/pitch-johnson |
| Greg Waldorf | Lecturer in Management, Center for Entrepreneurial Studies | https://shizune.co/investors/profile/greg-waldorf |

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## FAQ

### What does Greg Waldorf invest in?

Greg Waldorf invests primarily in Real Estate, Internet and Software startups, most often at Seed and Series A stage. Most of the 29 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 Greg Waldorf's check size?

Greg Waldorf typically joins rounds of $750k–$5.7M at Seed, $2.1M–$27M at Series A and $5.7M–$110M at Series B. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Greg Waldorf participates in.

### When did Greg Waldorf last invest?

The most recent investment recorded for Greg Waldorf closed in Apr 2024. Shizune tracks 29 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 Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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