AuditorSearch is a public database of engagement partners and audit firms participating in audits of U.S. public companies.


Enter Issuer (Name, CIK, Ticker), Firm (Name, ID, Country), Engagement Partner (Name)

What can you do on AuditorSearch?


Search by engagement partner,
audit firm, or public company.

Name of Engagement Partner_128x128_2

Find the name of the engagement
partner on a specific audit of a
public company.

Participation of Other Audit Firms_128x128_2

Discover the name, location or
extent of participation of other audit

How many people use AuditorSearch?

As of December 31, 2020, 1,880,674 unique searches (excluding PCAOB IP addresses) had been performed on AuditorSearch. The entire data set was downloaded 22,877 times.

Download the number of searches and users by date.

About the data

The data used by AuditorSearch is collected from Form APs filed by registered firms. The firms submit a Form AP for each audit report issued for a public company.

For more information, visit the Form AP resource page.

Download the entire data set

Download the entire data set (updated daily) from AuditorSearch. Download the data dictionary.

Need help?

Contact us via the website contact form.

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