- Belton Waste Water Treatment Plant
- Cerner WHQ Parking Lot
- Dayton Freight
- Emanuel Cleaver II Senior Living
- Evergy Substation – Holden
- KCI Business Center
- KCI Terminal Project
- KCPD East Patrol
- KCP&L Nashua
- LaCygne Power Plant
- Liberty Memorial Site Improvements
- Loch Lloyd Development
- Merriam Community Center
- National Bio & Argo-Defense Facility
- NNSA Building 3 & 4
- Pinnacle West Haymarket Arena
- Raymore Peculiar High School Addition
- Richard Boiling Federal Building
- Stabilization Projects
- T-Mobile Downtown Arena (Formally Sprint Center)
- Volker Fountains
- WWI Museum & Memorial Expansion
J.A. Lillig was a member of the project team on these projects and performed work general contractor and developer/owner.