At Stakkd
We Do Things Different
At Stakkd Rack, we understand the importance of durability and precision in rack systems. That’s why we utilize state-of-the-art roll-form machines in our manufacturing process. These machines allow us to create racks with impeccable precision, ensuring consistent dimensions, seamless joints, and exceptional strength.
Our roll-form machines are equipped with advanced features and capabilities that enable us to produce racks of superior quality. The machines are meticulously maintained and operated by our skilled technicians, who undergo rigorous training to ensure precise and efficient production.
We source only the finest materials for our rack systems, selecting high-grade steel that meets stringent quality standards. This ensures that our racks are not only durable but also capable of withstanding heavy loads and demanding environments.
Meet Our Leadership Team
Illsang Chi
Principal & Operations Executive
Co-founder of Stakkd Storage, Ilsang is a Principal and Executive Officer overseeing international customer, partner, supplier, vendor relationships, all aspects of automated storage and retrieval systems sales and supply chain management, and sharing responsibility for corporate strategy, business development and growth. Ilsang started his professional career with Samsung. From there, he joined a worldwide Korean software company in California, serving as General Manager, where he became familiar with automation and the IoT. Since 2007, he has worked in the automated warehouse industry, applying his expertise in automation to the material handling and logistics industry. Ilsang has led teams responsible for supplying and installing several high rise ASRS systems in the U.S.
Advisory Board
Greg Martin
Principal of Stakkd and COO of Milhaus
Greg Martin is the co-founder and COO of Milhaus. Greg leads the Development, Construction, Asset Management, IT and Property Management teams ensuring best-of-class execution across all departments. Greg’s projects total over $900M of which he’s experienced at development, brokerage, construction, asset management, appraisal and market analysis of investment grade properties. Greg earned his bachelor’s degree from Indiana University with majors in Finance and Real Estate.
Tadd Miller is the co-founder and CEO of Milhaus. He has led the development, finance and construction of $1.5 billion of urban multi-family and mixed-use properties throughout the Midwest and Southeast. At Milhaus, Tadd leads corporate strategy and business development and serves on the Milhaus, LLC Board of Directors. Tadd earned his Bachelor’s degree in Urban Planning and Development from Ball State University, Executive Education Series from Harvard Business School, MBA from Indiana Wesleyan University, JD from Indiana University School of Law.
Tadd Miller
Principal of Stakkd and CEO of Milhaus
Andy Lahr
Principal of Stakkd and CFO of Onyx + East
Andy leads the financial strategy of Onyx+East and is responsible for financial and business execution. At O+E he oversees multiple divisions, including finance, accounting, IT, legal, risk management, administration and HR. He also establishes capital sources for projects and investment, provides investment oversight and shares reports with investors and shareholders. Before joining Onyx+East, Andy was one of four co-founders of Milhaus, a vertically integrated, multi-family and mixed-use real estate and investment firm. As the former CFO/COO, he led the financial operational expansion from a four-person to 300-person enterprise across nine markets over an eight-year period—exponentially increasing profitability and enterprise value during that time. He has more than 15 years of experience in real estate development.

