About Elizabeth
Elizabeth Martinez is an HVAC systems specialist based in San Jose, California, with 9 years of experience in residential heating, ventilation, and air conditioning design, installation, and cost estimation. As a technical reviewer for Home Project Cost Guide, Elizabeth ensures that HVAC replacement cost guides accurately reflect system sizing requirements, efficiency rating impacts, regional climate considerations, and the full scope of installation costs including ductwork, electrical, and refrigerant components. Elizabeth holds an EPA Section 608 Universal Certification and has worked on HVAC projects ranging from single-zone ductless systems to complete central air and heat pump installations in both new construction and retrofit applications. Her California-based experience provides valuable perspective on energy efficiency requirements and their cost implications.
Credentials
Areas of expertise
Guides reviewed
Elizabeth reviews the following cost guides on this site:
Editorial standards
Elizabeth's work follows the editorial standards and methodology described in our Editorial Policy and Methodology pages. All content is subject to review, fact-checking, and periodic updates.
If you have questions or feedback about Elizabeth's work, please visit our Contact page or review our Corrections Policy.