Mark Nielsen

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61 year

Communications

Consumer Services

Process Industries

Profile

Mark D.
Nielsen worked as a Member of the Connecticut General Assembly in 1999.
Served as a Litigation Associate at Murtha Cullina LLP.
Held the position of Vice President & Assistant General Counsel at Raytheon Co. from 2007 to 2009.
Worked as Chief Compliance Officer at Linde, Inc. (Connecticut) from 2009 to 2014.
Served as Secretary, Senior Vice President & General Counsel at Frontier Communications Corp.
Held the role of Chief Legal & Regulatory Officer, Executive VP at Frontier Communications Parent, Inc. from 2014 to 2026.
Education includes undergraduate studies at Harvard College and graduate studies at Harvard Law School.

Former positions of Mark Nielsen

Companies	Position	End
FRONTIER COMMUNICATIONS PARENT, INC.	General Counsel	2026-01-19
Linde, Inc. (Connecticut) Linde, Inc. (Connecticut) Chemicals: SpecialtyProcess Industries Produces and distributes industrial gases	Compliance Officer	2013-12-31
RAYTHEON	Corporate Officer/Principal	-
Connecticut General Assembly (United States) Connecticut General Assembly (United States) General GovernmentGovernment Engages in state assembly operations	Corporate Officer/Principal	1998-12-31
Murtha Cullina LLP Murtha Cullina LLP Miscellaneous Commercial ServicesCommercial Services Murtha Cullina LLP is a northeast-based law firm that serves as a strategic business partner to help clients navigate complex legal and regulatory challenges. The private company is based in New Haven, CT. The firm offers expertise across multiple practice areas, including energy, immigration, healthcare compliance, labor and employment, and Medicaid planning. Murtha Cullina also provides insights, news, and updates on legal developments to support clients.	Corporate Officer/Principal	-

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Linked companies

Private companies	8
Frontier Communications Corp. Frontier Communications Corp. Major TelecommunicationsCommunications Operates as a telecommunications company that provides fiber-optic internet, video and voice services to residential and business customers	Communications
Linde, Inc. (Connecticut) Linde, Inc. (Connecticut) Chemicals: SpecialtyProcess Industries Produces and distributes industrial gases	Process Industries
Raytheon Co. Raytheon Co. Aerospace & DefenseElectronic Technology Operates as a defense contracting company that manufactures weapons and military & commercial electronics products	Electronic Technology
Murtha Cullina LLP Murtha Cullina LLP Miscellaneous Commercial ServicesCommercial Services Murtha Cullina LLP is a northeast-based law firm that serves as a strategic business partner to help clients navigate complex legal and regulatory challenges. The private company is based in New Haven, CT. The firm offers expertise across multiple practice areas, including energy, immigration, healthcare compliance, labor and employment, and Medicaid planning. Murtha Cullina also provides insights, news, and updates on legal developments to support clients.	Commercial Services
Connecticut General Assembly (United States) Connecticut General Assembly (United States) General GovernmentGovernment Engages in state assembly operations	Government
Harvard Law School Harvard Law School Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
Harvard College Harvard College Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
Frontier Communications Parent, Inc. Frontier Communications Parent, Inc. Major TelecommunicationsCommunications Provides data transmission, video and internet communications services	Communications