# William Schlacks

> William Schlacks is a seed investor at EquipmentShare (Columbia) backing Software and Construction. See 6 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [EquipmentShare](https://shizune.co/investors/profile/equipmentshare)
- Location: Columbia, United States
- Total investments: 6
- Last investment: Aug 2022
- Lead investor: 33%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/william-schlacks-49796016/
- Facebook: https://www.facebook.com/william.schlacks.7

William Schlacks is a seed investor at EquipmentShare in Columbia focused on Software and Construction. William Schlacks is the Founder and President of EquipmentShare.

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $2.5M–$8.5M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Software | 2 | 33% |
| Construction | 2 | 33% |
| SaaS | 1 | 17% |
| FinTech | 1 | 17% |
| Finance | 1 | 17% |

9 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 2 | 33% |
| Pre-Seed | 1 | 17% |
| Venture - Series Unknown | 1 | 17% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| United States | 3 | 50% |
| Canada | 1 | 17% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Albiware | Albi is a cloud based job management platform that makes technology easy and accessible for home service contractors! | $2.5M | Seed | Aug 01, 2022 |  |
| Albiware | Albi is a cloud based job management platform that makes technology easy and accessible for home service contractors! | $2.5M | Seed | Aug 01, 2022 |  |
| Bolster | Bolster is an all in one platform that thousands of contractors use to sell more, automate project management and make more profit | $8.5M | Seed | Oct 06, 2021 |  |
| Soil Connect | Soil Connect Marketplace is a digital platform created for construction professionals who work with soil and aggregates on a regular basis. Its platform connects those who have it with those who need it. |  | Venture - Series Unknown | Sep 29, 2021 |  |
| CharlieMike | CharlieMike is a tech-based financial tool to improve mortgage loan officers’ close rates while empowering all veterans to be homeowners. Thereafter, we continue the mission by offering long-term financial stability. |  | Pre-Seed | Sep 01, 2021 |  |
| CharlieMike | CharlieMike is a tech-based financial tool to improve mortgage loan officers’ close rates while empowering all veterans to be homeowners. Thereafter, we continue the mission by offering long-term financial stability. |  | Pre-Seed | Sep 01, 2021 |  |

6 of 6 investments shown.

## Co-investors
- [Romulus Capital](https://shizune.co/investors/profile/romulus-capital) — VC Fund, 4 deals together
- [Soma Capital](https://shizune.co/investors/profile/soma-capital) — VC Fund, 3 deals together
- [Takeoff Capital](https://shizune.co/investors/profile/takeoff-capital) — VC Fund, 3 deals together
- [Y Combinator](https://shizune.co/investors/profile/y-combinator) — VC Fund, 3 deals together
- [FUSE](https://shizune.co/investors/profile/fuse-vc) — VC Fund, 2 deals together
- [Heartland Ventures](https://shizune.co/investors/profile/heartland-ventures-17cc) — VC Fund, 2 deals together

## About EquipmentShare

VC Fund · Columbia, United States

EquipmentShare is a construction solutions provider dedicated to solving industry pain points through smart jobsite technology and equipment rental, retail, and service centers. EquipmentShare’s cloud-connected platform, T3, is powered by telematics and machine hardware to give construction and industrial companies a real-time view of their jobsiteand operations. EquipmentShare’s enterprise suite of apps is OEM-agnostic and can track and manage any piece of equipment, regardless of brand, to help fleet managers monitor assets, prevent theft and machine misuse, track employee hours and shifts, increase machine utilization, streamline maintenance and prevent unplanned downtime. Founded in 2015, EquipmentShare operates 153 facilities as of year-end and employs approximately 4,000 team members of diverse perspectives who push the boundaries of possibilities to create unparalleled customer value, support their communities and empower construction professionals to work more efficiently. EquipmentShare’s growing presence of locations, which includes equipment and service yards, research and development sites, dealerships for major brands, administrative offices, and specialty solutions locations, serves the rising demand for the company’s equipment and digital solutions.

5 contacts available at EquipmentShare.

| Name | Title | Profile |
| --- | --- | --- |
| Brad Siegler | Co-Founder | https://shizune.co/investors/profile/brad-siegler |
| Jabbok Schlacks | Co-Founder | https://shizune.co/investors/profile/jabbok-schlacks |
| Jeffrey Lowe | Co-Founder | https://shizune.co/investors/profile/jeff-lowe-2 |
| Jennifer Heim | Vice President, Corporate Controller | https://shizune.co/investors/profile/jennifer-heim |
| John Griffin | Vice President and General Counsel | https://shizune.co/investors/profile/john-griffin-5a8e |

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## FAQ

### What does William Schlacks invest in?

William Schlacks invests primarily in Software, Construction and SaaS startups, most often at Seed and Pre-Seed stage. Most of the 6 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 William Schlacks's check size?

William Schlacks typically joins rounds of $2.5M–$8.5M at Seed. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds William Schlacks participates in.

### When did William Schlacks last invest?

The most recent investment recorded for William Schlacks closed in Aug 2022. Shizune tracks 6 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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