| Organization | Test ID | Test Name | Date |
| CompTIA | A+ Core Service Technician Exam | 10/20/1998 | |
| CompTIA | A+ DOS/Microsoft® Windows® Service Technician Exam | 10/20/1998 | |
| CompTIA | Network+ Certification Exam | 9/9/1999 | |
| CompTIA | i-Net+ Certification Exam | 6/23/2000 | |
| Microsoft | 70-058 | Networking Essentials | 12/30/1998 |
| Microsoft | 70-059 | Internetworking with Microsoft® TCP/IP | 12/30/1998 |
| Microsoft | 70-067 | Implementing and Supporting NT™ Server | 3/2/1999 |
| Microsoft | 70-087 | Implementing and Supporting Microsoft® Internet Information Server |
3/2/1999 |
| Microsoft | 70-068 | Implementing and Supporting NT™ Server in the Enterprise | 3/25/1999 |
| Microsoft | 70-073 | Implementing and Supporting NT™ 4.0 Workstation | 3/25/1999 |
| HDI | KCSV5_CE | Knowledge-Centered Support Principles | 6/30/2012 |
| HDI | HDI Support Center Analyst | 9/22/2022 | |
| HDI | HDI Desktop Advanced Support Technician | 11/15/2023 | |
| HDI | HDI_SCTL_V4_CE | HDI Support Center Team Lead | 6/9/2013 |
| HDI | HDI_DSM_V1.2_CE | HDI Desktop Support Manager | 11/24/2013 |
| HDI | HDI_SCM_V5.0_CE | HDI Support Center Manager | 11/27/2014 |
| ITIL | ITIL Foundation Examination | 9/18/2013 | |
| ITIL | ITIL Service Strategy Examination | 9/20/2014 | |
| ITIL | ITIL Service Transition Examination | 11/27/2019 | |
| ITIL | ITIL Service Operation Examination | 10/16/2019 | |
| ITIL | ITIL Continual Service Improvement Examination | 5/4/2017 | |
| ITIL | ITIL Practitioner Examination | 2/28/2018 | |
| ITIL | ITIL Managing Across the Lifecycle | 3/7/2020 | |
| ITIL | ITIL 4 Foundation Examination | 3/1/2019 | |
| ITIL | ITIL 4 Strategist: Direct, Plan, & Improve | 5/29/2020 | |
| ITIL | ITIL 4 Specialist: Create, Deliver, & Support | 6/17/2020 | |
| ITIL | ITIL 4 Specialist: High Velocity IT | 8/21/2020 | |
| ITIL | ITIL 4 Specialist: Drive Stakeholder Value | 8/26/2020 | |
| ITIL | ITIL 4 Leader: Digital and IT Strategy | 11/13/2020 | |
| ITIL | ITIL 4 Managing Professional Transition | 5/1/2020 | |
| Prince2 | Prince2 Foundation | 7/27/2022 | |
| LITA | Lean IT Foundation Examination | 1/17/2017 | |
| SIAM | SIAM Foundation Examination | 5/10/2021 | |
| Bomgar | Bomgar Representative Essentials v16.2 Examination | 4/6/2017 | |
| VeriSM | VeriSM Foundation | 10/17/2018 | |
| VeriSM | VeriSM Professional | 01/22/2020 | |
| Humanising IT | Humanising IT Foundation | 09/06/2023 |