# Jeff Gardner

> Jeff Gardner is a private equity investor at Mainsail Partners backing Apps. See 1 investments, check sizes, portfolio and contact details. Updated Oct 2026.

- Type: Angel Investor
- Fund: Mainsail Partners
- Location: Littleton, United States
- Total investments: 1
- Last investment: Jan 2021
- Lead investor: 100%
- Last updated: Oct 2026
- LinkedIn: https://www.linkedin.com/in/jeff-gardner-5aa7883
- X (Twitter): http://twitter.com/zenplanner
- Website: http://www.zenplanner.com
- Facebook: http://www.facebook.com/ZenPlanner

Jeff Gardner is a private equity investor at Mainsail Partners in Littleton focused on Apps and Software. Jeff Gardner - General Partner @ SpringTime Ventures

## Contacts

5 contacts available for Jeff Gardner: 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/jeff-gardner?utm_source=investor_profile

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Apps | 1 | 100% |
| Software | 1 | 100% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| JobNimbus | JobNimbus is the leading all-in-one growth platform built for roofing and contracting businesses. By combining CRM, project management, payments, and automation in one system, JobNimbus helps contractors streamline operations, improve profitability, and deliver world-class customer experiences. Thousands of roofers trust JobNimbus to organize theirteams, accelerate growth, and make contractors heroes. | $53M | Private Equity | Jan 13, 2021 | http://www.jobnimbus.com/ |

1 of 1 investments shown.

## About Mainsail Partners

VC Fund · San Francisco, United States

Mainsail Partners is a private equity firm that invests exclusively in profitable, growing companies in the United States and Canada. The firm works in partnership with management to build our portfolio companies into market leaders. Drawing on our network and expertise in operations, strategy, and finance, Mainsail represents a uniquely attractivepartner to help shareholders and management teams build value in their businesses.

5 contacts available at Mainsail Partners.

| Name | Title | Profile |
| --- | --- | --- |
| Jason Frankel | Partner | — |
| Katherine Kanoff | Vice President, Principal | — |
| Michael J. Anderson | Partner | — |
| Taylor McKinley | Partner | — |
| Christopher Payne | Co-founder & Senior Advisor | — |

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## FAQ

### What does Jeff Gardner invest in?

Jeff Gardner invests primarily in Apps and Software startups, most often at Private Equity stage. Most of the 1 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### How do I contact Jeff Gardner?

Public channels for Jeff Gardner 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 Jeff Gardner last invest?

The most recent investment recorded for Jeff Gardner closed in Jan 2021. Shizune tracks 1 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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