About Sub4 Development

Sub4 Development Co. is a fully integrated, diversified real estate development firm specializing in planning, development, construction, and management for multifamily and commercial projects of any size. With offices in Champaign, Illinois, Scottsdale, Arizona and Denver, Colorado, our highly qualified team of professionals handle all aspects of real estate development, investment, construction, and management. Sub4 has a strong track record of success with numerous projects completed and a pipeline of developments in Illinois, Indiana, Colorado, Michigan and Arizona. We currently have a development pipeline that includes over $1.2 Billion of ground up multifamily projects. Arizona License Number ROC 331816

Read More



Our highly qualified team will guide each development project from start to finish. We are committed to our projects, and promise to deliver incredible results. From concept to construction, we will turn your project into everything you envisioned and more!



We will take your concept and be the driving force behind the real estate development project through the pre-construction phase, including design and project entitlements.



Our construction team offers real insights into getting the job done right, on-time, and on budget.  Our extensive knowledge and high-quality work ensures success for everyone involved.



Sub4 Development is owned by Green Street Realty, who specializes in property management. After we've finished with the property development stage, we often hand the reins over to Green St for worry-free management.  With over 6,000 beds under management, we are the perfect choice for your property managements needs.  Our goal is to provide exceptional service for both owners and residents.


Units and Counting


Years of Experience


New Projects Coming

Featured Projects


Sub 4 Development, completed construction of a 164 bed student housing project on the University of Illinois campus in summer of 2020. The property located at 32 E Green St, Champaign and has ground floor retail, tenant amenities and covered parking.…

Fields South

Fields South at Carle at the Fields is a 3 phase residential and retail development located in Southwest Champaign. Phase 1, built in 2018, consists of 56 units, 104 bedrooms along with 23,500 sq. ft. of retail space. Phase 1 has 2 buildings with a mix…

Solace at

Currently under construciton in Goodyear, Arizona. 

Meet Our Executive Staff

Chris Saunders
Mark Czys
Bob Schimmel