# Slack Fund

> Slack Fund is a VC fund in Daly City backing Software and SaaS. See 112 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: VC Fund
- Location: Daly City, United States
- Total investments: 112
- Last investment: May 2025
- Lead investor: 18%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/company/tiny-spec-inc
- Website: https://slack.com/developers/fund

Slack Fund is a VC fund in Daly City focused on Software and SaaS. The Slack Fund is an investment fund to support slack teams building products that enable more productive workplaces.

## Contacts

5 contacts available for Slack Fund. Shizune tracks 1 team members at Slack Fund. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-team-emails/slack-fund?utm_source=investor_profile

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $2M–$6.1M |
| Series A | $8M–$30M |
| Series B | $16M–$50M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Software | 43 | 38% |
| SaaS | 24 | 21% |
| Information Technology | 16 | 14% |
| Productivity Tools | 15 | 13% |
| Artificial Intelligence | 15 | 13% |

111 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 37 | 33% |
| Series A | 34 | 30% |
| Series B | 16 | 14% |
| Series C | 6 | 5% |
| Funding Round | 6 | 5% |

8 stages tracked in total.

### Country

| Country | Investments | Share |
| --- | --- | --- |
| United States | 68 | 61% |
| Canada | 4 | 4% |
| United Kingdom | 2 | 2% |
| France | 1 | 1% |
| Israel | 1 | 1% |

7 countries tracked in total.

## Team

| Name | Title | Investments | Profile |
| --- | --- | --- | --- |
| Jason Spinell | Angel Investor | 22 | https://shizune.co/investors/profile/jason-spinell |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Knapsack | Knapsack provides a consolidated platform to manage design and code decisions across your product and brand ecosystem enabling you to deliver better experiences to market, faster. The company is a completely remote, venture-backed startup team that assists design and development teams in producing better products in half the time. | $10.5M | Series A | May 02, 2025 |  |
| Ensemble AI | Ensemble introduces Dark Matter, a net-new ML algorithm that creates richer representations of your data to make any model, in any domain, perform better. | $3.3M | Seed | Sep 26, 2024 |  |
| WorkMade | WorkMade is revolutionizing the freelance experience. Our all-in-one app is a game changer for self-employed professionals. Say goodbye to tax worries and accountant dependency - WorkMade automatically saves for and pays your taxes in just one tap. | $5.5M | Seed | Nov 15, 2023 |  |
| Gatheround | Gatheround is a team bonding and community engagement platform for people-focused organizations seeking to build relationships and strengthen teams in an era of disconnection and distraction. We make it simple and effortless to bring people together online in a way that’s both wildly fun and deeply meaningful. | $8M | Series A | Oct 31, 2023 |  |
| Gatheround | Gatheround is a team bonding and community engagement platform for people-focused organizations seeking to build relationships and strengthen teams in an era of disconnection and distraction. We make it simple and effortless to bring people together online in a way that’s both wildly fun and deeply meaningful. | $8M | Series A | Oct 31, 2023 |  |
| Opal | Making it better at capturing incredible low-light video. Even in dimly lit room, you’ll get a level of detail and color that wasn’t possible before.The Opal C1 comes with MicMesh™, an array of beamforming microphones that find and focus on the sound of your voice. And with intelligent noise cancellation, every ding, drop and dog bark is filteredout to get an audio experience that clearly speaks for itself. | $17M | Series A | Oct 25, 2023 |  |
| Tribble | Scale expertise across your company with autonomous agents that integrate with your systems, learn from your data and take action in the tools you use. |  | Pre-Seed | Jun 13, 2023 |  |
| Videowise | Videowise is a review application platform that automates product video reviews for online stores. It automatically searches, verifies, syncs, and serves product video reviews, provides real-time analytics and ROI tracking, and other related features, and helps eCommerce businesses increase customer conversions, shopper engagement, and customervalue.Videowise was founded in 2021 and is headquartered in Dover, Delaware. | $3M | Seed | Mar 27, 2023 |  |
| Privacy Dynamics | Data privacy tools built for analytics engineers and the modern data stack. | $5.6M | Seed | Dec 01, 2022 |  |
| Hone | Hone is a live learning platform for management training that cultivates soft skills with hard data. Hone blends the best of expert-led small group training, peer learning, continuous reinforcement, and a technology platform to develop better leaders, managers, and teammates for today’s workplace. | $30M | Series B | Aug 19, 2022 |  |

10 of 112 investments shown.

## Co-investors
- [Salesforce Ventures](https://shizune.co/investors/profile/salesforce-ventures) — VC Fund, 31 deals together
- [Accel](https://shizune.co/investors/profile/accel) — VC Fund, 10 deals together
- [Tiger Global Management](https://shizune.co/investors/profile/tiger-global) — VC Fund, 9 deals together
- [Founder Collective](https://shizune.co/investors/profile/founder-collective) — VC Fund, 8 deals together
- [Y Combinator](https://shizune.co/investors/profile/y-combinator) — VC Fund, 8 deals together
- [Emergence Capital](https://shizune.co/investors/profile/emergence-capital-partners) — VC Fund, 6 deals together

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## FAQ

### What does Slack Fund invest in?

Slack Fund invests primarily in Software, SaaS and Information Technology startups, most often at Seed and Series A stage. Most of the 112 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 Slack Fund's check size?

Slack Fund typically joins rounds of $2M–$6.1M at Seed, $8M–$30M at Series A and $16M–$50M 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 Slack Fund participates in.

### How do I contact Slack Fund?

Public channels for Slack Fund include LinkedIn 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.

### Who are the partners at Slack Fund?

The team at Slack Fund includes Jason Spinell (Angel Investor). The Team section lists each member with their title, investment count and links.

### 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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