| Relationships | Role | Relationship Start | Relationship End |
| Bridge Street Opportunity Advisors, L.L.C. | Parent | 6/14/2013 | |
| Colouroz Gp | Subsidary | 9/5/2014 | |
| Colouroz Topco | Subsidary | 9/5/2014 | |
| Daesung Industrial Gases Co., Ltd. | Subsidary | 6/27/2014 | |
| Neovia Logistics Holdings Ltd. | Subsidary | 2/23/2015 | |
| Gca Holding Corp. | Subsidary | 3/1/2016 |