Management Team

Jabbok Schlacks is the founder and CEO of EquipmentShare, which he founded in 2015, and has been a member of EquipmentShare's board of directors since 2015. Jabbok oversees the overall business strategy and direction for EquipmentShare.

Prior to co-founding EquipmentShare, Jabbok spent more than 25 years in the construction industry with Schlacks Construction and has founded 5 companies and raised significant institutional capital throughout his career. Jabbok sits on the Wall Street Journal's Chief Executive Officer Council.

Willy Schlacks is the founder and President of EquipmentShare, which he founded in 2015, and has been a member of EquipmentShare's board of directors since 2015. Willy oversees the development and design of EquipmentShare's technology and products to drive the future of construction.

Prior to co-founding EquipmentShare, Willy spent more than 25-years in the construction industry with Schlacks Construction and has founded 5 companies and raised significant institutional capital throughout his career. Willy was recognized as a Most Exceptional Entrepreneur by Goldman Sachs in 2024.

David Marquardt is the Chief Financial Officer and Chief Accounting Officer at EquipmentShare since 2025, where he leads the finance and accounting functions. David joined EquipmentShare in 2021.

Prior to EqiupmentShare, David served as a Managing Director at Riveron Consulting, an accounting advisory firm, and as a Partner at Ernst & Young LLP, a professional services firm, in the Assurance & Advisory Services practice. David spent more than 36-years in financial and accounting services. David holds a Bachelor of Science degree from Northern Illinois University.

Mark Wopata is the Chief Data Officer and EVP of Finance at EquipmentShare since 2023, where he oversees financial strategy, financial planning and analysis, analytics, information technology, and corporate operations functions. Mark joined EquipmentShare in 2019.

Prior to EquipmentShare, Mark held various roles in financial planning and analysis at Humana Inc., a health insurance and services company. Mark holds a Bachelor of Science in Economics from Truman State University.