📍 10154 S Seeley Ave, Chicago, IL, 60643
📞 773-239-3514
Mechanical engineering, especially mechanical design, expertise. Forty years experience as expert witness in patent and product malfunction or failure litigation. Clients include Brinks, Hofer - Black and Decker - DEV - Affiliated Hospital Supply - Cassidy and Mueller - Caterpillar - JLG - Engineered Plastic Products - Whirlpool - Schlage - Formula - GSI - Popeil - SJ Levy - ATI - both plaintiff and defense cases Fellow, American Society of Mechanical Engineers rollindix.com lists litigation and research publications. References on request. Professional Engineer, Illinois. Resides in Chicago. Professor Emeritus, Illinois Institute of Technology
📍 4701 Midlothian Tpke Ste 4, Crestwood, IL, 60445
📞 708-293-1720
🌐 chiefengineer.org
📍 14600 Lincoln Ave, Dixmoor, IL, 60426
📞 708-333-7771
Updated Oct 2026
📍 4838 W 128th Pl, Alsip, IL, 60803
📞 708-371-2100
🌐 ritter1.com
📍 4838 W 128th Pl, Alsip, IL, 60803
📞 815-397-7851
📍 10540 S Western Ave, Chicago, IL, 60643
📞 773-981-9039
📍 5600 W 120th St, Alsip, IL, 60803
📞 708-389-5558
Updated Sep 2026
📍 16140 Vincennes Ave, South Holland, IL, 60473
📞 708-331-0025
🌐 abilityengineering.com
Ability Engineering And Technology Inc is a professional engineering firm located in South Holland, Illinois. The company has an active online presence as of 2026, indicating ongoing engagement in its field. Clients seeking engineering expertise in this area can consider reaching out for their projects.
📍 4532 W 103rd St, Oak Lawn, IL, 60453
📞 708-422-5306
🌐 csaeng.com
Updated Oct 2026
📍 11633 S Austin Ave, Alsip, IL, 60803
📞 708-293-8390
🌐 engineeredabrasives.com
Engineered Abrasives Inc is a professional engineering firm located in Alsip, Illinois, specializing in custom services. The company offers products including engines and industrial equipment. With a recent online presence noted in 2026, it appears to be actively engaged in its industry.