Company History

GTM is founded and incorporated in the state of Delaware by Joseph DiBianca.

First office opens in Wilmington, DE and still operating today.

Philadelphia regional office opens in Broomall, PA.

2 Employees

GTM relocates Philadelphia regional office from Newtown Square, PA to the Radnor Financial Center in Radnor, PA and renames new office as headquarters.

45 Employees

GTM forms Employee Stock Ownership Plan (ESOP).

37.5% employee owned

GTM Employee Stock Ownership Plan (ESOP) 100% employee owned.

69 Employees

GTM appoints Dave Laurinaitis as second CEO and Managing Director.

GTM celebrates its 20th Anniversary!

GTM celebrates 10 years as an ESOP company!

GTM joins WTS Global international tax network.

GTM moves suburban Philadelphia corporate headquarters to Wayne, PA.

125+ employees

GTM Joins Thomson Reuters ONESOURCE Certified Implementer Program as First Firm in Silver Tier.

Accounting Today names Global Tax Management One of 2018 Best Firms to Work For.

GTM Expands International Transfer Pricing Capabilities.

GTM Expands Property Tax Practice.

GTM Appoints its First Chief Technology & Information Officer (CTIO).

GTM Named Among Best Firms for Young Accountants.

GTM Expands Property Tax Practice.

GTM Appoints its First Chief Technology & Information Officer (CTIO).

GTM Named Among Best Firms for Young Accountants.

GTM celebrates its 25th Anniversary!

GTM launches R&D Tax Credit Services Practice.

160+ Employees

Dave Sekula named third CEO in firm history effective 1/1/2022.

GTM earns a spot on the Inc. 5000 list of fastest growing privately held companies in the U.S.