| 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 | $5,004.35 |
| F13 National Standard Residential Building Contractor (C) 2015 | $485.94 |
| F32 National Standard Residential Mechanical Exam Workbook | $4,311.44 |
| 2018 Residential Plumbing Inspector | $461.94 |
| 2018 Residential Building Inspector | $3,849.50 |
| 2021 Commercial Plumbing Inspector | $434.95 |
| W18 National Standard Residential Electrician Workbook ICC Exam | $2,211.72 |
| 2012 Commercial Building Inspector | $473.94 |
| W24 National Standard Master Plumber Questions Workbook ICC Exam | $3,197.61 |
| 2012 Residential Building Inspector | $2,232.71 |
| 66 Fire Inspector I 2012 | $2,922.63 |
| 2015 Residential Plumbing Inspector | $2,540.67 |
| 2012 Residential Plumbing Inspector | $1,924.75 |
| 2012 Commercial Plumbing Inspector | $327.96 |
| G16 National Standard Master Electrician Workbook ICC Exam 2018 | $573.93 |
| F31 National Standard Journeyman Mechanical Questions Workbook | $983.88 |
| W16 National Standard Master Electrician Workbook ICC Exam | $1,184.85 |
| F12 National Standard General Building Contractor (B) 2015 | $335.96 |