Network Directors

Executive Networks

Gosia Fennell

Senior Network Director

Global Total Rewards Network (GTRN)

Global Sourcing & Recruiting Network (GSRN)

Gosia Fennell currently serves Executive Networks as Network Director for the Global Total Rewards Network (GTRN) and the Global Sourcing & Recruiting Network (GSRN).

She has been with Executive Networks since March 2017.

Gosia is an experienced corporate Human Resources management professional. Her formal education includes degrees in both English and Law while she has also completed corporate coursework spanning over 30 different seminars and workshops within Human Resources and General Management. Early in her career, Gosia was selected for participation into various programs expanding the development of her leadership and management capabilities. Professional highlights have included distinguished award recognition including the Global Human Resources Award of Excellence, awarded to her within the categories of both Operational Excellence and Leadership Development.  She has a strong background in organizational development and talent management. She is well versed in compensation and benefits. As a certified coach and competency assessor she has worked both internationally and in the USA for over 14 years. She is a dual citizen of Poland and the USA.

In her free time, Gosia enjoys traveling in the USA and internationally, going to the cinema, reading books, and meeting with friends.

Gosia is based in the NYC Metro Area and lives with her husband Jim and their three sons.

Marissa Schriefer

Senior Network Director

Global Talent Network (GTIN)

Global HR Leader Network (GHRLN)

Marissa is the Senior Network Director for the Global Talent Innovation and Global HR Leader Networks.  She has extensive experience as a global Human Resources executive in the hospitality and entertainment industries.  She comes to us most recently from her own consulting firm, the Schriefer Group, helping companies design and implement HR initiatives.  Previously, she was a senior HR leader for Viacom at Viacom Media Networks, MTV Networks, Nickelodeon Animation Studios and Paramount Parks. Prior to that she worked for the Walt Disney Company.

During her 20+ years at Viacom, Marissa held a broad array of senior HR leadership and internal consulting roles serving geographies around the world. Her roles included Viacom’s Senior Vice President of Global HR operations and Regional HR Head of Asia. She is a passionate HR leader that truly values what people bring to an organization and is known for being both strategic in thought and operational in execution. She has an undergraduate degree in Business Administration from Lewis & Clark College and a master’s degree in Human Resources Development from Villanova University.  Marissa and her husband live in Haverstraw, NY. They have two adult children and one grandchild.

Trey Alverson
Senior Network Director

Human Resources Roundtable Group (HRRG)

Chief Talent Officer 250 (CTO250)

Since January 2019, Trey has served as senior network director for our peer groups for chief human resources officers and global heads of talent. Since 2011, he has worked closely with senior executive leaders as a peer group manager, consultant, ghostwriter and editor. 

Trey’s early career experience includes award-winning work as a newspaper editor and writer, as well as service as a Surface Warfare Officer in the U.S. Navy. He earned a Bachelor of Science degree from the U.S. Naval Academy.

Trey lives in Atlanta with his wife Brittnay and children Dominic, Teddy and Sylvia. 

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