- Academy of General Dentistry
- Aluminum Extruders Council
- American Academy of Pediatrics
- American Academy of Physical Medicine and Rehabilitation
- American Association of Diabetes Educators
- American Association of Orthodontists
- American College of Foot and Ankle Surgeons
- American College of Healthcare Executives
- American Dental Hygienists Association
- American Epilepsy Society
- American Massage Therapy Association
- American Medical Informatics Association
- American Society of Anesthesiologists
- American Society of Gastrointestinal Endoscopy
- American Society of Plastic Surgeons
- Asian Health Care Leaders Association
- Association of College and University Housing Officers – International
- Association for Healthcare Resource & Materials Management
- Association of Nutrition and Food Service Professionals
- Biotechnology Industry Organization
- CCIM Institute
- Certification of Disability Management Specialists
- Chicago Association of REALTORS
- Council for Supply Chain Management Professionals
- Cremation Association of North America
- Employer Association of America
- DDB Chicago
- Healthcare Executives Study Society
- Healthcare Financial Management Association
- Healthcare Information and Management Systems Society
- Human Resources Management Association of Chicago
- Indiana Society of Association Executives
- Institute of Food Technologists
- International Accounts Payable Professionals
- International Avaya User Group
- International Code Council
- International Council of Shopping Centers
- International Society for Advancement of Cytometry
- International Test and Evaluation Association
- Joint Commission Resources
- Morton Arboretum
- National Association of Auctioneers
- National Association of REALTORS®
- National Automatic Merchandising Association
- National Association of Trial Lawyers
- National Forum for Latino Healthcare Executives
- National Volunteer Fire Council
- Northern Illinois University – Outreach
- Professional Convention Management Association
- Radiological Society of North America
- Rainbow Healthcare Leaders Association
- Society of Actuaries
- Society of Tribologists and Lubrication Engineers
- Spine Arthroplasty Society
- Turnaround Management Association
- United Country Real Estate
- Urban Land Institute
- US Chamber of Commerce – Institute for Organization Management
- Vacation Rental Managers Association
- Vistage International
- Wisconsin Society of Association Executives
- World Presidents’ Organization
- Young Presidents’ Organization