- American Society Of Home Inspectors Standard of Practice
- InterNACHI Home Inspection Standard of Practice
- Septic Systems – How to Maintain and Inspect Your Septic System
- Radon and Home Sales
- National Fire Protection Association
- CDC – Drinking Water
- Efficiency Maine
- PFAS – Per- and Polyfluoroalkyl Substances
- Focused Environmental Services, LLC
- Chanalytical Laboratories, Inc