Management

  • John E. Nierzwicki

    President / CEO

    John E. Nierzwicki co-founded US Network in September of 1990. He is directly responsible for US Network’s Finance, Sales, Marketing and Business Development. John has devoted his career to building telecommunications sales teams.

    He began his career in 1983 as an account executive for TMC Long Distance in Fort Wayne, IN. He was promoted to Sales Manager in 1984, Territorial Manager in 1985. Charter Network based in Louisville, KY acquired TMC in 1985. John became VP of Sales in 1986 and negotiated the first agency agreement for an inter-exchange carrier and Ohio Bell in 1987. Through John’s leadership US Network is consistently ranked in the TOP 5 for volume distributors in the Midwest region for the former Ohio Bell, Ameritech, SBC and current AT&T. John is also a member of the AT&T Hall of Fame.

    John graduated with a B.A. from Indiana University in 1982 majoring in Telecommunications. His many accomplishments include member of AT&T’s National Alliance Advisory Council, Ameritech’s President Club, Ameritech Million Dollar Club, SBC President’s Club, AT&T Pinnacle Five Star and AT&T’s Summit Award. He resides in Medina, OH with his wife Mandi, and children Sadie and Luke.

  • Mark A. Venuto

    Chief Operating Officer / COO

    In his role as Chief Operating Officer, Mr. Venuto plans and directs all aspects of US Network’s operational policies, objectives, and initiatives. He is responsible for the attainment of short and long term financial and operational goals. Mr. Venuto leads the overall development of USN to ensure future growth for its partners, agents and associates.

    Mr. Venuto joined US Network in 2009 after spending 20 years in the Telecommunications industry, where he held a number of Executive Management Positions with AT&T and CLECs throughout his career. Mr. Venuto, most recent position was with AT&T where he was Regional Vice President, Alternate and Specialty Channels for AT&T’s Business Communications Services. In his role, Mark led a team of 23 Sales Professionals who managed over 250 Solution Provider firms actively selling for AT&T.

    Mr. Venuto had overall responsibility for the channel’s Profit and Loss, planning, support and overall performance results. Additionally, he was responsible for AT&T’s BCS business smart moves sales program and the specialty sales group, which designs and sells high-speed internet solutions for industries requiring broadband connectivity to remote automated retail outlets.

    Mr. Venuto graduated with a B.S. from Ferris State University in 1993 majoring in Business Administration. His many accomplishments include MFS’s President Club, Focal’s President Club, Ameritech’s President Club and AT&T’s President Club. Mr. Venuto resides in Dexter, MI. with his wife Wendy, and children Antonio and Taylor.

  • Mark J. Pyle

    Executive Vice President

    Mark Pyle is Vice President of Sales for US Network. Mark oversees the inside and outside sales channels for the company. He is directly responsible for US Network’s revenue generation efforts as well as the day-to-day operations of the company’s sales organization. He is accountable for meeting department specific sales goals and is responsible for the recruitment and training of both the direct and indirect sales teams.

    Before joining US Network, Mark spent 21 years in numerous telecommunication roles, including being the founder of an Indiana based telecommunications firm. This company grew out of a recognized market opportunity to assist corporations in sorting through, selecting and implementing a multitude of telecommunication service offerings.

    His many accomplishments include member of AT&T’s Hall of Fame, SBC’s President Club along with AT&T’s President Club. Mark has completed many specialized courses in Business management from Indiana University and Indiana Vocational and Technical Institute. He resides in Fort Wayne, IN with his wife Lynn, and children Cassandre and Jordan. He will celebrate 10 years with US Network in January 2008.

  • Kim Esterle

    Vice President

    Kim Esterle heads up the Agent Sales Division. She is directly responsible for recruitment, training and sales support for all agent relationships.

    Kim began her career with US Network as an Account Executive. In 1996, she was promoted to Senior Account Executive. In 1998, she was promoted to Sales Manager, where she was directly responsible for a sales team of five. In 2003, Kim was promoted to Data Manager and supported the entire US Network organization for all data applications.

    Kim has been with US Network for nearly 15 years and specializes in data networking solutions. She has been ranked number one in sales for US Network for the last five years. In 2006, she was ranked number one in the State of Ohio among all of AT&T sales, and number four in the country. She has achieved the AT&T President’s Club Trip for eleven years in a row, and is an AT&T Hall of Fame member.

    Kim attended The University of Akron and specialized in communications and music. She resides in Akron, OH with her husband Kevin.