Our Team

To ensure we meet each client’s unique requirements, our staff includes an experienced leadership team along with former State Certified Appraisers, DE Underwriters, National Production Managers, and Mortgage Banking Executives.

BUSINESS HOURS: 8:00 AM – 8:00 PM Eastern, Monday through Friday
COMPLETE FILE MANAGEMENT: From appraiser acceptance through report delivery
FAST RESPONSES: All messages in queue are answered within 1 hour during business hours


  • Michael Detwiler

    • CEO

    As a financial industry and technology veteran, Mike Detwiler serves as equity partner and CEO of Class Valuation, driving expansion through organic and inorganic growth, technological innovation, leadership development, and hard work. Class Valuation is a top 5 nationwide valuation firm committed to combining the best people, products, processes, vendors, and technology available to help […]

  • John Fraas

    • President

    As the President of Class Valuation, John Fraas is responsible for overseeing the day-to-day operations and aiding in the execution of the company’s strategic plans. John is passionate about helping the company to continue to grow through innovation and exceptional service. John received his BA from Michigan State University and is a licensed CPA in […]

  • Scot Rose

    • Chief Innovation Officer

    Scot Rose joined Class Valuation in April 2018 as the Chief Innovation Officer. He has over 18 years of valuation industry experience. Prior to joining Class, he was President of Valuation Connect and served two terms as the former Vice Chair of the Colorado Board of Real Estate Appraisers. Scot is focused on the advancement of […]

  • Jon Tallinger

    • Chief Growth Officer

    Since helping to start Class as its first employee in 2009, Jon has played several key roles throughout the company. Now, his primary focus is planning and leading the company’s growth initiatives. Under Jon’s direction, Class’s Sales & Marketing Team helped the company grow by over 250% since the start of 2016. Jon and his […]

  • John Hamameh

    • Chief Legal and Compliance Officer

    John oversees the Regulatory Compliance and Legal functions of Class as well as Quality Control on the operational end. In his role, an emphasis is placed on obtaining the equilibrium of compliance, efficiency, and quality by reinforcing the idea that minor improvements create great change. With this, Class is continuously improving the overall quality of […]

  • Gary Ferguson

    • Chief Technology Officer

    As Chief Technology Officer of Class Valuation, Gary Ferguson is focused on creating a frictionless appraisal experience for clients through technological innovation – all with the goal of creating long-term solutions for increased borrower satisfaction. Ferguson has over 20 years of experience in enterprise application development – most in the mortgage industry – and is […]

  • Erik Richard

    • Chief Operating Officer - Pacific Region

    Erik Richard has more than 20 years of experience in the mortgage and valuation industry, and was the Founder & CEO of Landmark Network, a leading appraisal management and technology company acquired by Class Valuation in 2018. NMP named Richard a Mortgage Professional to Watch in 2016, and HousingWire named him a Rising Star in […]

  • John Passero

    • Chief Operating Officer - Rocky Mountain Region

    John has worked in the mortgage industry for over 20 years, and was the Founder of Janus Valuation & Compliance, a Texas-based appraisal management company acquired by Class Valuation in 2019. As the Regional Chief Operating Officer, John will continue partnering with appraisers and financial institutions in the Rocky Mountain region. John graduated with a […]

  • Vijay Taneja

    • Chief Data Scientist

    Vijay has over 20 years of experience in applying Data, Analytics and Machine Learning to solve real world problems. Before joining Class, he was VP of Data Science at Realtor.com, where he established and led the Data Science and Growth Analytics program. As the Chief Data Scientist, Vijay is focused on bringing Data, AI and […]

  • Jeff Sperber

    • Chief Financial Officer

    As Chief Financial Officer, Jeff is responsible for overseeing the company’s accounting and finance activities. He has over thirty years of experience, working in businesses ranging from start-ups to multi-billion dollar global companies in both publicly traded and privately held environments. Jeff is a multi-time private equity backed CFO, most recently having served in similar […]

Fast Track