Diamond Certified

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What to Ask on the Phone
Interview Questions to Ask Home Energy Assessors Over the Phone

Save time and possible frustration by making a few phone calls to good home energy auditing services in Marin County. Prepare a list of questions so that you can ask each company the same questions. This will allow you to compare their answers equally and ensure that you ask the most important questions of all the energy assessment services.

Take note of the responses you get, and you may also want to record the general impression you get from each home energy auditing company representative. Then, use these notes to help you decide which few companies from San Rafael, San Anselmo, Novato, Mill Valley, Larkspur and other towns near you to invite to your home to provide an estimate.

Questions you may want to ask over the phone include:

  1. Has your home energy assessment company earned and maintained a Diamond Certified rating?
  2. Are you a licensed energy auditing services?
  3. Do you have liability and workers’ compensation insurance coverage for all of your employees that will be in my home or on my premises?
  4. What is your experience with home energy audits? Be specific.
  5. Do you charge for estimates? Will you travel to my home in Ross, Belvedere, Corte Madera, Tiburon, Sausalito and Fairfax or another area to perform an in-person estimate for energy auditing services?
  6. Can your company also provide the repairs or upgrades suggested in your final report? Or will you be able to suggest competent contractors to provide the needed services?
  7. If you will be providing any construction or repair services, are you a licensed contractor? If so, what is your license number? (Use this to confirm their contractor status on the Contractors State License Board website.)
  8. What types of home energy audits do you provide? Do you offer tailored assessment services to fit my budget and my goals?
  9. Will you provide walk-through visual assessments and/or use assessment tools and technology to locate energy leaks or problems with my home?
  10. Are you personally on site during the home energy audit? If not, who will be performing the home energy assessment?
  11. Will you build an actual model of my house or use a digital model of my home to track energy usage and locate energy waste?
  12. Will you calculate my home's energy usage using exact measurements of my home, including wall surface, volume, window specifications (size, type, orientation and location), types and measurements of ceilings, and variations for the time of year and average temperature?
  13. What warranties do you offer on your home energy auditing services and reports? Will you guarantee a certain outcome or level of energy or cost savings?
  14. Can you help me prioritize repairs, upgrades and new appliances so that I can start to bring up my home to higher efficiency standards while staying within my budget?
  15. Do you have advanced training in energy usage, and HERS or LEED certification?
  16. How long have you been providing residential energy auditing services in Marin County and beyond?
  17. Will you charge extra to assess my home energy usage if I live in Dogtown, Bel Marin Keys, Black Point, Santa Venetia, Terra Linda, Woodacre, San Marin, Mission Rafael or a rural area?