Meet Our Team

Headshot of Jacki Miller
Chief Financial Officer

Jacki Miller

As Chief Financial Officer for Smart City Networks and Smart City Telecom, Jacki Miller oversees finance, accounting, human resources, and legal and regulatory operations. With extensive experience in technology, tourism, and hospitality, she provides strategic leadership that drives growth and operational excellence.
Headshot of Tim Wortman
Vice President, Central Operations

Tim Wortman

As Vice President of Central Operations for Smart City Networks, Tim Wortman leads initiatives that enhance efficiency and alignment across departments including legal, procurement, and technology. With more than 23 years of experience, he is also chair of the Career Advancement Training (CAT) Committee, fostering employee growth and development across the organization.
Headshot of Mark Haley
President

Mark Haley

As President of Smart City Networks, Mark Haley oversees Smart City’s sales and operations teams and all strategic corporate initiatives in providing technology and telecommunication services to venues across the United States. With more than 40 years of experience in the convention industry, he has worked with many of the largest convention centers, stadiums, and arenas in North America.
Headshot of Julia Slocombe
Senior Vice President, Operations & Industry Relations

Julia Slocombe

As Senior Vice President of Operations & Industry Relations for Smart City Networks, Julia Slocombe oversees operations at convention centers across the western United States. With more than 20 years of experience, she leads client and industry relations, DEI initiatives, and major technology projects that advance connectivity and strengthen partnerships across Smart City’s nationwide network.
Headshot of Eric Mowrey
Vice President, IT & Engineering

Eric Mowrey

As Vice President of Information Technology & Engineering at Smart City Networks, Eric Mowrey oversees the company’s Network Operations Center (NOC) and Engineering teams supporting venues nationwide. He leads the design, development, and implementation of innovative technology solutions that enhance performance, strengthen reliability, and deliver greater value to Smart City’s customers. Eric’s leadership ensures that both the systems and the people behind them work seamlessly to keep events connected and running smoothly.
Headshot of Dennis O'Gara
Senior Vice President, Products & Services

Dennis O’Gara

As Senior Vice President of Operations, Products & Services, Dennis O’Gara oversees Smart City Networks’ northeast operations, product strategy, and service delivery. With 25 years of experience in the convention technology industry, Dennis leads the teams responsible for driving innovation, operational excellence, and client satisfaction across Smart City’s network of facilities.
Headshot of Mark Haley
President

Mark Haley

As President of Smart City Networks, Mark Haley oversees Smart City’s sales and operations teams and all strategic corporate initiatives in providing technology and telecommunication services to venues across the United States. With more than 40 years of experience in the convention industry, he has worked with many of the largest convention centers, stadiums, and arenas in North America.
Headshot of Jacki Miller
Chief Financial Officer

Jacki Miller

As Chief Financial Officer for Smart City Networks and Smart City Telecom, Jacki Miller oversees finance, accounting, human resources, and legal and regulatory operations. With extensive experience in technology, tourism, and hospitality, she provides strategic leadership that drives growth and operational excellence.
Headshot of Tim Wortman
Vice President, Central Operations

Tim Wortman

As Vice President of Central Operations for Smart City Networks, Tim Wortman leads initiatives that enhance efficiency and alignment across departments including legal, procurement, and technology. With more than 23 years of experience, he is also chair of the Career Advancement Training (CAT) Committee, fostering employee growth and development across the organization.
Headshot of Julia Slocombe
Senior Vice President, Operations & Industry Relations

Julia Slocombe

As Senior Vice President of Operations & Industry Relations for Smart City Networks, Julia Slocombe oversees operations at convention centers across the western United States. With more than 20 years of experience, she leads client and industry relations, DEI initiatives, and major technology projects that advance connectivity and strengthen partnerships across Smart City’s nationwide network.
Headshot of Eric Mowrey
Vice President, IT & Engineering

Eric Mowrey

As Vice President of Information Technology & Engineering at Smart City Networks, Eric Mowrey oversees the company’s Network Operations Center (NOC) and Engineering teams supporting venues nationwide. He leads the design, development, and implementation of innovative technology solutions that enhance performance, strengthen reliability, and deliver greater value to Smart City’s customers. Eric’s leadership ensures that both the systems and the people behind them work seamlessly to keep events connected and running smoothly.
Headshot of Dennis O'Gara
Senior Vice President, Products & Services

Dennis O’Gara

As Senior Vice President of Operations, Products & Services, Dennis O’Gara oversees Smart City Networks’ northeast operations, product strategy, and service delivery. With 25 years of experience in the convention technology industry, Dennis leads the teams responsible for driving innovation, operational excellence, and client satisfaction across Smart City’s network of facilities.

Smart City Networks Leadership Team

The Smart City Networks leadership team includes experienced executives who oversee national operations, technology strategy, customer service, finance, sales, and event technology services for convention centers across the United States.

Our leaders bring decades of experience in telecommunications, venue management, event technology, customer support, and large-scale network operations. Their work guides Smart City Networks’ mission to deliver reliable connectivity and exceptional service to venues, exhibitors, planners, and attendees.

This page highlights the backgrounds and expertise of the executive team, showcasing the people responsible for strategic direction, innovation initiatives, and our long-standing partnerships throughout the events industry.