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James O'Malley, Certified General Appraiser
E. James O'Malley
Certified General Appraiser (AG)


With over 25 years of experience in property appraisal, James brings a keen eye for valuation and a passion for real estate to his work. However, what truly sets him apart is his unique ability to treat every client and every assignment with the same level of importance, attention, and care. 

His journey started in his formative years, working alongside his parents who were experts in residential and commercial property appraisal. This early immersion laid the foundation for his expertise and experience in appraising diverse property types.

As a Certified General Appraiser, James boasts comprehensive knowledge across residential and commercial domains, all while ensuring that each client and assignment receives the utmost dedication. What sets him apart is his unwavering commitment to both specialties, a rarity in the field. This strategic approach keeps him well-versed in market nuances, ensuring consistently informed valuations tailored to each client's needs.

James's expertise has been enriched through collaborations with esteemed appraisal companies, where he has continually showcased his dedication to treating each undertaking with equal significance. These experiences have not only expanded his skill set but also exposed him to diverse approaches within the field. He's had the privilege of being mentored by distinguished colleagues such as Robert Denton, MAI, and Rik Neustein, MAI, specializing in complex commercial appraisal work, and litigation support related appraisal work, respectively.

Estate planning attorneys and accountants entrust him to provide exceptional service to their clients with unwavering confidence.

With a steadfast commitment to diversity in property types and an unwavering dedication to treating every client and assignment with the same level of attention and care, clients find in James a reliable partner who offers holistic and efficient services for their property valuation needs. His professionalism positions him as a valuable asset, providing accuracy, convenience, and trusted advisory in the world of property appraisal.

In addition, James is a licensed real estate broker and has experience in residential and commercial sales as well as leasing. James possesses a deep understanding of market trends, buyer motivations, and negotiation dynamics. His extensive network within the industry further enriches his ability to gather pertinent information for accurate appraisals. Committed to transparent and effective communication, James is adept at conveying intricate valuation details to a diverse range of clientele.

Certified General Real Estate Appraiser


California Licensed Real Estate Broker


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Isabel O'Malley, Certified Residential Appraiser
Isabel A. O'Malley
Certified Residential Appraiser (AR)


Isabel is one of the original founders and has been with Detailed Analysis since 1985. She is the chief residential appraiser, specializing in high-value residential real estate, Isabel has extensive experience appraising multi-million dollar residences in such cities as Atherton, Los Altos, Woodside, Palo Alto, Menlo park, Hillsborough, Burlingame, and San Francisco. Isabel is known for her in-depth knowledge of high-value residential markets, as well as her intuitive and comprehensive analysis. She is widely known among the residential brokerage community for her expertise and understanding of specialty markets and market trends.


Certified Residential Real Estate Appraiser



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Patrick J. O'Malley, Certified General Appraiser, Commercial Appraiser
Patrick J. O'Malley


Patrick is one of the original founders of Detailed Analysis. He is a former Member of the Appraisal Institute, and was the chief commercial appraiser since 1985. Specializing in commercial real estate, Patrick has been appraising in the greater San Francisco Bay Area for over 35 years. Patrick is well known for his willingness to take on difficult assignments. He has experience appraising unique and complex commercial properties such as wind-farms and marinas; however, commercial multi-family, hotels/motels, gas stations, mixed-use, retail, and industrial properties make up the majority of his work. Patrick is now retired but still actively consults staff members.


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BREA #3001359 - DRE #01860581

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