| 2015 Commercial Mechanical Inspector | $236.97 |
| F29 National Standard Master Mechanical Questions Workbook | $409.95 |
| 2012 Residential Electrical Inspector | $230.97 |
| W32 National Standard Residential Mechanical Exam Workbook | $384.95 |
| W25 National Standard Journeyman Plumber Practice Questions Work | $4,927.36 |
| F13 National Standard Residential Building Contractor (C) 2015 | $404.95 |
| F32 National Standard Residential Mechanical Exam Workbook | $4,234.45 |
| 2018 Residential Plumbing Inspector | $461.94 |
| 2018 Residential Building Inspector | $3,695.52 |
| 2021 Commercial Plumbing Inspector | $434.95 |
| W18 National Standard Residential Electrician Workbook ICC Exam | $2,132.73 |
| 2012 Commercial Building Inspector | $394.95 |
| W24 National Standard Master Plumber Questions Workbook ICC Exam | $2,869.65 |
| 2012 Residential Building Inspector | $1,770.77 |
| 66 Fire Inspector I 2012 | $2,527.68 |
| 2015 Residential Plumbing Inspector | $2,232.71 |
| 2012 Residential Plumbing Inspector | $1,693.78 |
| F12 National Standard General Building Contractor (B) 2015 | $1,091.87 |
| 2012 Commercial Plumbing Inspector | $327.96 |
| G16 National Standard Master Electrician Workbook ICC Exam 2018 | $327.96 |
| F31 National Standard Journeyman Mechanical Questions Workbook | $491.94 |
| W16 National Standard Master Electrician Workbook ICC Exam | $789.90 |