Joseph Hartnett

Director/Board Member at GARMIN LTD.

Net worth: 6 M $ as of 31/07/2026

70 year

75 connections

Electronic Technology

Commercial Services

Finance

Profile

Joseph J.
Hartnett is an Independent Director at Garmin Ltd. since 2013 and a Member of the Iowa Society of Certified Public Accountants since 1982.
Former roles include President & Chief Executive Officer at Ingenient Technologies, Inc. from 2008 to 2010; Chairman, President, Chief Executive Officer & CFO at U.S.
Robotics Corp.
from 2000 to 2006; Non-Independent Director at Sparton Corp.
in 2019; Independent Director at Crossroads Impact Corp.
from 2012 to 2013; Director at Garmin (Europe) Ltd.; and Audit Partner at Grant Thornton LLP from 1992 to 2000.
Education includes undergraduate studies at the University of Illinois.

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
GARMIN LTD. 0.01%	09/06/2026	21,277 ( 0.01% )	6 M $	31/07/2026

Joseph Hartnett active positions

Companies	Position	Start
GARMIN LTD.	Director/Board Member	07/06/2013
Iowa Society of Certified Public Accountants Iowa Society of Certified Public Accountants Miscellaneous Commercial ServicesCommercial Services Operates as a membership organization for accounting professionals	Corporate Officer/Principal	01/01/1982

All active positions of Joseph Hartnett

Former positions of Joseph Hartnett

Companies	Position	End
SPARTON CORPORATION	Chief Executive Officer	05/03/2019
CROSSROADS SYSTEMS INC	Director/Board Member	21/06/2013
Ingenient Technologies, Inc. Ingenient Technologies, Inc. Information Technology ServicesTechnology Services Develops multimedia software products	Chief Executive Officer	01/11/2010
U.S. Robotics Corp. U.S. Robotics Corp. Computer PeripheralsElectronic Technology Provides Internet communications and networking services	Chief Executive Officer	01/10/2006
Grant Thornton LLP Grant Thornton LLP Miscellaneous Commercial ServicesCommercial Services Provides accounting, assurance, tax and advisory services	Corporate Officer/Principal	01/01/2000

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Training of Joseph Hartnett

Experiences
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Linked companies

Private companies	9
Sparton Corp. Sparton Corp. Aerospace & DefenseElectronic Technology Designs and manufactures & supplies sonar systems for maritime industry	Electronic Technology
Crossroads Impact Corp. Crossroads Impact Corp. Finance/Rental/LeasingFinance Operates as an investment holding company whose subsidiaries provides mortgage financing services	Finance
Garmin Ltd. Garmin Ltd. Telecommunications EquipmentElectronic Technology Manufactures global positioning and navigation systems	Electronic Technology
Grant Thornton LLP Grant Thornton LLP Miscellaneous Commercial ServicesCommercial Services Provides accounting, assurance, tax and advisory services	Commercial Services
Ingenient Technologies, Inc. Ingenient Technologies, Inc. Information Technology ServicesTechnology Services Develops multimedia software products	Technology Services
U.S. Robotics Corp. U.S. Robotics Corp. Computer PeripheralsElectronic Technology Provides Internet communications and networking services	Electronic Technology
University of Illinois University of Illinois Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
Garmin (Europe) Ltd. Garmin (Europe) Ltd. Aerospace & DefenseElectronic Technology Designs, manufactures, and markets navigation and communications equipment	Electronic Technology
Iowa Society of Certified Public Accountants Iowa Society of Certified Public Accountants Miscellaneous Commercial ServicesCommercial Services Operates as a membership organization for accounting professionals	Commercial Services