Organizers
- Igimo Art Station, LLC
- Ignite Conference
- Ignite Sports, Inc.
- Ignite Volleyball Club
- Ijams Nature Center
- Ike Anders
- ILDSA Leinster
- Illiana Christian High School
- Illiana Thunderbolts Baseball
- Illinois Baseball Academy
- Illinois Bash
- Illinois BPA / Maximum Performance Inc
- Illinois Chargers
- Illinois District of the Wesleyan Church Camp
- Illinois Fastpitch Academy Inc
- Illinois Gold Fastpitch
- Illinois Homecoming 2017
- Illinois Homecoming 2018
- Illinois Lutheran High School
- Illinois Mathematics and Science Academy
- Illinois Mathematics and Science Academy: Professional Field Services
- Illinois NSA / Maximum Performance Inc
- Illinois Skill Schools LLC
- Illinois Skill Schools/North Shore Country Day School
- Illinois Springfield Soccer Academy
- Illinois Tech Lacrosse
- Illinois Wesleyan University
- Ilumin8
- IM ABLE Foundation
- I'm The Chef Too NY Capital
- I'm The Chef Too!
- I'm the Chef Too! MD
- IMA Brookwood Golf Club
- Imagination Library of Lincoln County
- Imagine That! and Future Tech
- Imagineerz Learning
- Imaginif Inc.
- imedaled.com
- IMEX connections
- IMG
- IMG Australia
- IMG China
- IMG Middle East
- IMG Middle East
- IMG Worldwide
- Impact 2 Purpose
- Impact 360 Immersion
- Impact 360 Institute
- Impact A Hero
- Impact Boot Camp - Kids and Family Summer Camp
