About

About O'Connor & Associates O'Connor & Associates is a full-service real estate company based in Houston, Texas, USA. Patrick O’Connor started the business in 1974 as an appraisal company. Mr. O’Connor holds a MAI, the highest achievable designation from the Appraisal Institute, and he earned a MBA from Harvard University. Today, celebrating 50 years anniversary, the company has grown to 1,000 professionals worldwide, representing 350,000+ properties in 50 states, and has currently expanded into three provinces in Canada. O’Connor operates under 4 main businesses - property tax appeal and consulting, appraisal, cost segregation, and a data subsidiary servicing appraisers nationwide. O’Connor is known for its creativity, aggressiveness, data resources, and experience in property tax appeals. It is regarded as one of the most successful tax consulting firms. Its O’Connor Approach TM, a proprietary methodology, is a major breakthrough in the industry, helping property owners saved $50 million of taxes each year. O’Connor & Associates is one of the leading full-service property tax consulting firms in the nation, offering an end-to-end solution designed to maximize property tax savings. Our team leverages deep market expertise, extensive data resources, and coordinated legal support to deliver results across all phases of the property tax process. In addition, we provide cost segregation services, helping property owners accelerate depreciation, improve cash flow, and unlock further tax savings beyond the property tax appeal process.