Opening up the Books

Welcome to MassOpenBooks, your online tool to find out how the Massachusetts State government is spending your tax dollars!

MassOpenBooks puts the tools in your hands to find out what state employees’ make, who is getting what kind of pension and payments made by government agencies to businesses and people. With this site, you can obtain data about specific people or departments, make comparisons between departments and access a range of analytical tools.  

MassOpenBooks gives you easy access to public, objective information—you dig as far as you want to go, and draw your own conclusions.

By making key information accessible, we aim to promote data-driven policies and accountability in government—a government that works for all.

Please take the time to review our User Agreement before viewing the site.

Finally, the data used in this website are public records obtained from the State Comptroller’s Office and the State Retirement Board. If you notice an error, please contact Pioneer Institute immediately by emailing us at info(at)

Thank you for visiting MassOpenBooks!


Jim Stergios
Executive Director
Pioneer Institute

Welcome To


      Use MassOpenBooks to discover:

  • Every payment made by 

    each state agency.  



For any questions or comments, please e-mail us at pioneer(at)pioneerinstitute.orgor call us at 617.723.2277.

Get Involved with Pioneer Institute

Pioneer Institute News

February 25th
Widow of Civil Rights Legend, Editor of MLK Papers to Keynote Event on Charter Schools, Teacher Unions, and Civil Rights Panel featuring presidents of both Massachusetts teachers unions to be moderated by author of definitive book on the Freedom Riders BO…
February 24th
Last March, French transportation company Keolis won a $2.6 billion contract to run the MBTA’s commuter rail. A little under a year late, and what was shaping up to be a promising relationship has quickly gone sour, with the MBTA levying six-figure …
February 24th
Was a principal author of 1993 Massachusetts Education Reform Act BOSTON – Pioneer Institute is pleased to announce the appointment of former Massachusetts Senate President Tom Birmingham as a Distinguished Senior Fellow in Education. President Birmingham…