# Brian Mixer

> Brian Mixer is a seed investor at Middleland Capital backing AgTech and Farming. See 4 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Middleland Capital](https://shizune.co/investors/profile/middleland-capital)
- Total investments: 4
- Last investment: Jan 2023
- Lead investor: 50%
- Last updated: Aug 2026

Brian Mixer is a seed investor at Middleland Capital focused on AgTech and Farming. Brian Mixer is the Managing Director and Partner of Middleland Capital.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| AgTech | 1 | 25% |
| Farming | 1 | 25% |
| Fitness | 1 | 25% |
| Software | 1 | 25% |
| Wellness | 1 | 25% |

7 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 1 | 25% |
| Series A | 1 | 25% |
| Series B | 1 | 25% |
| Series C | 1 | 25% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Biohm Technologies | After over 20 years of research supported by the National Institutes of Health (NIH), Dr. Ghannoum’s work on the microbiome has converged into one of the biggest discoveries in digestive health. The discovery is how bad bacteria and bad fungus work together to create digestive plaque. This destructive film protects bad bacteria and bad fungi asthey work to upset the balance of your digestive system. His solution marked the dawning of a new generation of probiotics with dual-action technology that first breaks open digestive plaque, and then neutralizes the bad bacteria and bad fungi, which allows the gut to maintain its natural microbiome balance, ultimately supporting optimal digestive health | $7.5M | Seed | Jan 12, 2023 |  |
| Arable | Arable is a developer of an integrated system for agriculture that helps digitize and optimize decisions from seed breeding to food production.The platform measures everything that matters to the crop, from the weather to the soil, to the plant itself by the use of a unique set of spectral and thermal sensors. This enables Arable to observe acrop’s development through the season and determine the onset of stress due to a lack of water or nutrients. Its integrated hardware, agronomic modeling, and software suite is enabling farmers, agronomists, researchers, processors, and food companies to understand the crop system at the plant, field, and region level, which helps to reduce risk, improve productivity, and optimize for sustainability.Arable received recognition, including the Irrigation Association’s Best New Product of 2018, Plug & Play’s Top 10 Ag Tech Companies to Watch in 2019, and THRIVE’s Top 50 Companies for 2020 awards. | $40M | Series C | Jul 25, 2022 |  |
| Arable | Arable is a developer of an integrated system for agriculture that helps digitize and optimize decisions from seed breeding to food production.The platform measures everything that matters to the crop, from the weather to the soil, to the plant itself by the use of a unique set of spectral and thermal sensors. This enables Arable to observe acrop’s development through the season and determine the onset of stress due to a lack of water or nutrients. Its integrated hardware, agronomic modeling, and software suite is enabling farmers, agronomists, researchers, processors, and food companies to understand the crop system at the plant, field, and region level, which helps to reduce risk, improve productivity, and optimize for sustainability.Arable received recognition, including the Irrigation Association’s Best New Product of 2018, Plug & Play’s Top 10 Ag Tech Companies to Watch in 2019, and THRIVE’s Top 50 Companies for 2020 awards. | $20M | Series B | Oct 29, 2020 |  |
| Arable | Arable is a developer of an integrated system for agriculture that helps digitize and optimize decisions from seed breeding to food production.The platform measures everything that matters to the crop, from the weather to the soil, to the plant itself by the use of a unique set of spectral and thermal sensors. This enables Arable to observe acrop’s development through the season and determine the onset of stress due to a lack of water or nutrients. Its integrated hardware, agronomic modeling, and software suite is enabling farmers, agronomists, researchers, processors, and food companies to understand the crop system at the plant, field, and region level, which helps to reduce risk, improve productivity, and optimize for sustainability.Arable received recognition, including the Irrigation Association’s Best New Product of 2018, Plug & Play’s Top 10 Ag Tech Companies to Watch in 2019, and THRIVE’s Top 50 Companies for 2020 awards. | $4.3M | Series A | Mar 27, 2017 |  |

4 of 4 investments shown.

## Co-investors
- [S2G Investments](https://shizune.co/investors/profile/s2g-ventures) — VC Fund, 3 deals together
- [Ajax Strategies](https://shizune.co/investors/profile/ajax-strategies) — VC Fund, 2 deals together
- [M2O](https://shizune.co/investors/profile/m2o-inc) — VC Fund, 2 deals together
- [Prelude Ventures](https://shizune.co/investors/profile/prelude-ventures-llc) — VC Fund, 2 deals together
- [Qualcomm Ventures](https://shizune.co/investors/profile/qualcomm-ventures) — VC Fund, 2 deals together
- [Alumni Ventures](https://shizune.co/investors/profile/alumni-ventures-group) — VC Fund, 1 deal together

## About Middleland Capital

VC Fund · Washington, United States

Middleland Capital is a private investment firm focused on global early-stage technology opportunities. Leveraging a unique breadth of geographic and industry experience, the firm seeks partnerships with exceptional management teams to commercialize innovative technologies, accelerate growth, and build long-term value around the world.

5 contacts available at Middleland Capital.

| Name | Title | Profile |
| --- | --- | --- |
| Alexander Pessala | Principal | https://shizune.co/investors/profile/alexander-pessala |
| David P. Mixer | Managing Partner | https://shizune.co/investors/profile/david-p-mixer |
| Scott Horner | Managing Director & Co-Founder | https://shizune.co/investors/profile/scott-horner |
| Severine Balick | Partner & Co-Founder | https://shizune.co/investors/profile/severine-balick |
| Brian Mixer | Managing Director, Co-Founder & Partner | https://shizune.co/investors/profile/brian-mixer |

## Similar investors

### Similar stage
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund
- [Alumni Ventures](https://shizune.co/investors/profile/alumni-ventures-group) — VC Fund
- [Right Side Capital Management](https://shizune.co/investors/profile/right-side-capital-management) — VC Fund

## FAQ

### What does Brian Mixer invest in?

Brian Mixer invests primarily in AgTech, Farming and Fitness startups, most often at Seed and Series A stage. Most of the 4 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did Brian Mixer last invest?

The most recent investment recorded for Brian Mixer closed in Jan 2023. Shizune tracks 4 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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