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The OneNeck Leadership Team

Translating your vision into professional IT solutions.

Executive Team

Terry Swanson
President and Chief Executive Officer

TerrySwanson_PhotographerTerry Swanson is responsible for maximizing the company’s growth and profitability through the delivery of professional IT solutions for businesses. He leads a seasoned management team dedicated to creating custom IT solutions in accordance with the highest ethical standards and principles.

Terry joined OneNeck in 2011 as CEO of two subsidiary companies. In January 2017, he was named president and CEO with a mission to expand the company’s vision, culture and business processes and drive OneNeck’s next phase of growth. He works out of the OneNeck office in Eden Prairie, Minnesota.

Prior to joining OneNeck, Terry held various leadership positions with a number of prominent technology firms including industry-leading manufacturers and solution providers. Collectively, he has over 30 years of experience and exposure to a wide range of vertical markets with leading technology companies, which provides him the insights necessary to facilitate OneNeck’s rapid growth.

Terry has a passion for photography and spends much of his free time photographing wildlife and landscape images across North America. He is an affiliate photographer with WorldPix, a charitable organization whose mission is to make a difference in people’s lives by capturing the beauty of nature through photographic images and returning the proceeds from those images to philanthropic causes within the country where the image was taken.

Terry holds a Bachelor of Mechanical Engineering degree from the University of Minnesota.

Terry has been quoted in:

Bob Gleisner
Chief Financial Officer

Explorer-Bob-GleisnerBob Gleisner has focused on OneNeck’s growth strategies and financial objectives since being promoted to Chief Financial Officer in March 2018. Bob has been with Telephone and Data Systems, Inc., parent company of OneNeck, since 1991, most recently as the director of Shared Services and Corporate Accounting.

Bob has a broad base of financial skills and a diverse set of cross-functional expertise. During his nearly 30 years with TDS, Bob developed a strong track record as an accomplished leader.

Early in his career, Bob was appointed to the IT Senior Leadership team, by the CIO. He was responsible for providing financial input on key decisions, driving the annual budget and forecasting processes, generating key management reports and assisting with business case analyses.

Bob has been an instrumental member in a variety of functions, including IT project management services procurement, contract negotiation, supplier relationship management and operational strategy. Bob is a problemsolver known as a driver of initiatives from strategic IT security planning to process improvement. Bob holds an MBA with accounting emphasis from Edgewood College in Madison, Wisconsin, a Master of Science degree in Finance from the University of Wisconsin—Madison and a Bachelor of Arts degree in Finance with accounting emphasis from the University of Wisconsin—Whitewater. He is also a Certified Public Accountant (CPA) and Certified Management Accountant (CMA).

Katie McCullough
Chief Information Security Officer

Explorer-Katie-McCulloughKatie McCullough provides direct leadership over Information Security, Governance, Risk and Compliance (GRC). She is responsible for overseeing and driving strategic IT security planning and compliance efforts so the company can deliver custom IT solutions to customers.

As the CISO, Katie is accountable for ensuring OneNeck services are built and managed according to the foundational security principles of Confidentiality, Integrity and Availability (CIA). To achieve the CIA triad, she works closely with the OneNeck teams accountable for adhering and improving professional IT services based on key industry best practice frameworks such as ISO, ITIL and the National Institute of Standards and Technology (NIST) Cybersecurity Framework. In addition, she oversees the employees who work to minimize, identify and address information security risks. Under Katie’s guidance, these teams maintain a compliance and certification portfolio that is relevant to customers including: EU–U.S. Privacy Shield Framework, General Data Protection Regulation (GDPR), SSAE 18 examinations, PCI Data Security Standard validation, and HIPAA and HITECH examinations.

Prior to joining OneNeck in September 2011, Katie spent 13 years in various technical and management roles within a prominent managed IT security services provider in the Midwest.

Katie holds a Bachelor of Science in Computer Science from Southern Illinois University at Carbondale.

Read Katie's interview with Safety Detectives.

Ted Wiessing
Chief Operating Officer

Explorer-Ted-WiessingTed Wiessing has focused on OneNeck’s business strategy and the delivery of new products and services to the market since joining OneNeck in October of 2018. He has been with TDS, Inc., OneNeck’s parent company, since 2002 in a variety of senior IT leadership roles, including IT operations, application development and support, security and privacy.  He continues to serve as the Chief Security and Privacy Officer for the TDS family of companies.

Prior to joining TDS, Ted spent 11  years as a consultant focused on delivery of enterprise software to a variety of companies in the communications industry. 

Ted currently resides in Wisconsin with his wife and two children. In his free time, he enjoys hobby farming, hunting, and working on a variety of wildlife habitat restoration projects.

Ted earned a Bachelor of Aeronautical Engineering from the University of Illinois at Urbana-Champaign.

Dave Flynn
Senior Vice President, Services

Dave WaterskiDave Flynn leads the Advanced Solutions team and is responsible for the successful delivery of solution architecture, engineering and project management of OneNeck’s Advanced Services offerings. This talented group of co-workers includes professional IT architects, engineers, business analysts and project managers. Together, their advanced technical skills, consulting skills and expertise help OneNeck’s customers select, design, build, implement and manage hybrid cloud solutions and advanced IT services including IT Advisory and Security services.

Dave joined OneNeck in 2014 as the VP of Professional Services and transitioned into his current role in June 2018.

Prior to joining OneNeck, Dave started his career in enterprise software consulting. He then joined a major IT solutions provider in Wisconsin and spent more than a dozen years leading their Professional Services teams. Most recently, Dave gained critical experience leading technical teams for an independent software vendor, with a focus on delivering CPQ software in the building industry.

Outside of work, Dave enjoys spending time with his family, including two kids in college and one still at home. 

Dave earned a Bachelor of Business Administration in Finance from the University of Wisconsin–Madison. He works out of the OneNeck office in Madison, Wisconsin.

Hank Koch
Senior Vice President, Data Centers and Managed Services

HankHank Koch is responsible for the care of OneNeck’s mission-critical data centers and managed services. This includes attaining service levels and uptime while managing the capacity, security, operating costs and project commitments in all of OneNeck’s customer-facing, recurring operations.

As the SVP of Data Centers and Managed Services, Hank is accountable for the delivery quality and responsiveness of OneNeck’s services, ensuring the company remains a trusted cloud managed services and colocation provider. He is also accountable for client satisfaction of recurring services, design/build/operation of data centers and improving the underlying effectiveness and efficiency of services.

To keep OneNeck’s mission-critical assets best-in-class, Hank leverages his extensive experience (45 years) in IT infrastructure and data center services management.

Prior to joining OneNeck in August 2009, Hank worked for a $2 billion provider of electronic and print financial services. He had many roles, including VP of IT Infrastructure and VP and General Manager of Data Centers. In these roles, Hank was responsible for operating many of the largest electronic funds transfer (ATM, POS and EBT) networks in the United States, as well as globally.

Hank is married and has four boys and four grandchildren. He enjoys his job as a vocation and avocation, but pursues fishing, hunting, skiing and pounding on the piano for added balance.

Hank holds a Bachelor of Science in Mathematics and Physics from the University of Wisconsin–Superior and an Electrical Engineering Master’s Degree from Marquette University. He also completed the IT Services Delivery summer program at Harvard University Business School. He works out of the OneNeck office in Eden Prairie, Minnesota.

Corey Livingston
Senior Vice President, Marketing and Sales Operations


Corey Livingston is responsible for establishing the marketing vision and strategy at OneNeck IT Solutions. As VP of Marketing, Corey is accountable for introducing impactful marketing programs and initiatives that drive brand affinity and market demand for services and solutions across the company’s broad portfolio in order to achieve OneNeck’s aggressive sales and revenue growth goals.

The key areas Corey focuses on include continuous optimization of segmentation and targeting; strengthening the brand and core value proposition; creating and telling audience-centric stories; modernizing the marketing technology stack; customer acquisition and nurturing; and defining marketing performance in terms of business impact.

Corey joined OneNeck in April 2017 with nearly 20 years of marketing expertise in a variety of leadership roles, with increasing levels of responsibility. She excels at directing go-to-market planning and execution, brand development, market research and intelligence, demand creation, lead development, sales enablement, marketing analytics and accelerating results.

In 2017, Corey was nominated for a Markie Award in the “Modern Marketing Leader of the Year” category, which recognizes individuals who are the driving force behind exceptional marketing.

Corey currently resides in Colorado with her husband and two boys. In her free time, and depending on the season, she enjoys running, hiking, stand up paddle boarding and snow-shoeing.

Corey holds a Bachelor of Business Administration from Texas Tech University, in Lubbock, Texas and an MBA from Loyola Marymount University in Los Angeles, California.


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