The company specializes in the use of big data, artificial intelligence, and algorithmic models examining consumer behavior.

The company announced a merger with Autodata Solutions, a provider of data and software for the automotive ecosystem, in December 2019.

The "associates" referred to in the firm's title were his wife, who assisted him with market research, and his children, who helped stuff envelopes.

[18] In 1973, the company first drew significant national attention when Julia P. Power discovered a design flaw in the O-rings of certain Mazda rotary engines, working from the results of customer surveys.

Power and Associates became particularly known for its automotive customer satisfaction rankings, while continuing to work in other areas such as food and computers.

Power Awards in 1984 and became the first company to mention their results in a television commercial, which aired during Super Bowl XVIII.

[20] In 2002, the company moved its headquarters from Agoura Hills, California, to Westlake Village in Ventura County.

[21] In 2005, James David Power was ready to retire and sold the firm to McGraw Hill Financial and also resigned as chairman.

[22] In March 2018, Dave Habiger was named its president and CEO, succeeding Finbarr O'Neill who completed a ten-year tenure.

The firm does not earn money on its product rankings, although using the logo and referencing results in advertising requires paying a licensing fee.

Power research is conducted in the local languages of India, Japan, Taiwan, China, Philippines, Indonesia, Singapore, Thailand, Malaysia, Vietnam, Canada, Mexico, Europe, Australia, Germany, UAE and the UK.