# Neil Blumenthal

> Neil Blumenthal is a seed investor at Good Friends backing Software. See 28 investments, round sizes, portfolio and contact details. Updated Oct 2026.

- Type: Angel Investor
- Firm: [Good Friends](https://shizune.co/investors/profile/goodfriends)
- Location: New York, United States
- Total investments: 28
- Last investment: Jan 2022
- Lead investor: 4%
- Last updated: Oct 2026
- LinkedIn: https://www.linkedin.com/in/nblumenthal/
- X (Twitter): http://twitter.com/NeilBlumenthal

Neil Blumenthal is a seed investor at Good Friends in New York focused on Software and E-Commerce. Neil Blumenthal is the Co-founder and Co-CEO of Warby Parker

## Contacts

5 contacts available for Neil Blumenthal: 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/neil-blumenthal?utm_source=investor_profile

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $3M–$6.3M |
| Pre-Seed | $1.3M–$2M |
| Series A | $5M–$21M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Software | 4 | 14% |
| E-Commerce | 4 | 14% |
| Health Care | 4 | 14% |
| Food and Beverage | 4 | 14% |
| Retail | 3 | 11% |

67 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 14 | 50% |
| Series A | 10 | 36% |
| Pre-Seed | 2 | 7% |
| Series B | 1 | 4% |
| Venture - Series Unknown | 1 | 4% |

## Investments

| Company | Description | Round size | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Archive | Archive is a technology company that builds customized resale programs for brands to take ownership of their secondhand markets. We work with brands such as The North Face, Oscar de la Renta, and Marimekko to create bespoke, authentic resale experiences that keep clothing in wear longer, while simultaneously bringing in a new revenue stream,building customer loyalty, and driving new customer acquisition. Our world-class technology and design teams offer infinite flexibility to build a unique experience tailored to each brand, and our logistics expertise enables a variety of resale models including peer-to-peer, take-back, returns, and brand-owned inventory. | $1.3M | Pre-Seed | Jan 25, 2022 | https://archiveresale.co |
| Yumi | Yumi is the definitive source for parents seeking to understand what they are feeding their children and why, offering a science-based early childhood meal delivery program that is the most convenient and most nutritional option in the market. | $67M | Series B | Dec 20, 2021 | http://helloyumi.com/ |
| Arch | Arch manages private investment operations for leading investors and investment advisors, reinventing private portfolio management through a digital solution that replaces traditionally paper based processes. | $5.5M | Seed | Dec 08, 2021 | https://archlabs.com |
| Blank Street | Blank Street is a coffee chain that offers coffee as a daily ritual that more people can enjoy, in places convenient to their lives. Its automated espresso machines consistently produce consistent coffee, allowing baristas to be more interactive and build relationships. Customers can order ahead of time using their app, streamlining theirexperience. Their vendors (outsourced milk and pastries) are excellent, allowing them to concentrate on the coffee. | $25M | Series A | Oct 13, 2021 | https://www.blankstreet.com/ |
| Avenue 8 | Avenue 8 is a digital and mobile-first residential real estate brokerage for modern agents, helping them to be more entrepreneurial, to close from anywhere, and to keep substantially more of their income. With an emphasis on simplicity and design, the company provides premium services at scale through a mix of automation and human expertise, frommarketing a home to making an offer. | $14M | Series A | May 03, 2021 | http://www.avenue8.com |
| Millions | Millions operates as a fintech company. | $3M | Seed | Feb 02, 2021 | https://instagram.com/millions |
| Knot | Knot is for when there's knot an API - change card on file information, cancel subscriptions, change passwords, and more. Knot spun out of Millions. | $3M | Seed | Feb 02, 2021 | https://www.knotapi.com/ |
| Avenue 8 | Avenue 8 is a digital and mobile-first residential real estate brokerage for modern agents, helping them to be more entrepreneurial, to close from anywhere, and to keep substantially more of their income. With an emphasis on simplicity and design, the company provides premium services at scale through a mix of automation and human expertise, frommarketing a home to making an offer. | $4M | Seed | Dec 18, 2020 | http://www.avenue8.com |
| Hellosaurus | Hellosaurus is an e-learning platform that offers creative programs, fun activities, and video classes for kids. It offers an interactive video platform for children and specializes in the fields of online portals and the internet. | $3.5M | Seed | Nov 23, 2020 | https://www.hellosaurus.com/ |
| Builder.io | Builder is the first and only headless CMS with full visual drag and drop editing. | $3.3M | Seed | Oct 01, 2020 | https://builder.io/ |

10 of 28 investments shown.

## Co-investors
- [Brand Foundry Ventures](https://shizune.co/investors/profile/brand-foundry-ventures) — VC Fund, 5 deals together
- [Lerer Hippeau](https://shizune.co/investors/profile/lerer-ventures) — VC Fund, 4 deals together
- [Primary Venture Partners](https://shizune.co/investors/profile/primary-venture-partners) — VC Fund, 4 deals together
- [Craft Ventures](https://shizune.co/investors/profile/craft-ventures) — VC Fund, 3 deals together
- [General Catalyst](https://shizune.co/investors/profile/general-catalyst-partners) — VC Fund, 3 deals together
- [Allbirds](https://shizune.co/investors/profile/allbirds) — VC Fund, 2 deals together

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## FAQ

### What does Neil Blumenthal invest in?

Neil Blumenthal invests primarily in Software, E-Commerce and Health Care startups, most often at Seed and Series A stage. Most of the 28 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What round sizes does Neil Blumenthal invest in?

Neil Blumenthal typically joins rounds of $3M–$6.3M at Seed, $1.3M–$2M at Pre-Seed and $5M–$21M at Series A. These are whole funding-round sizes, not Neil Blumenthal's own check, which is rarely disclosed: the 10th–90th percentile of the confirmed public funding rounds Neil Blumenthal took part in.

### How do I contact Neil Blumenthal?

Public channels for Neil Blumenthal include LinkedIn and X (Twitter). 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 Neil Blumenthal last invest?

The most recent investment recorded for Neil Blumenthal closed in Jan 2022. Shizune tracks 28 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 Oct 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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