Thomas Lah is the Executive Director and Executive Vice President of the Technology & Services Industry Association (TSIA), the leading association for today's technology and services organizations. He is the author of many popular books on trends affecting the tech industry, including Technology-as-a-Service Playbook: How to Grow a Profitable Subscription Business (2016) and Digital Hesitation: Why B2B Companies Aren’t Reaching Their Full Digital Potential (2022). Thomas is also the host of TSIA’s podcast, TECHtonic: Trends in Technology and Services. For over 20 years, he has been helping some of the world's largest technology companies improve the efficiency of their daily operations.

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Thomas is a sought-after industry speaker on the topics of optimizing technology service businesses within product companies, business outcome engineering, customer success funding models, X-as-a-Service (XaaS) financial models, the art of helping customers successfully adopt technology, and the latest market trends impacting technology organizations worldwide. From 2002-2019, Thomas also taught an MBA class at The Ohio State University Fisher College of Business, which is based on his writings.

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Thomas frequently writes about these topics on the TSIA blog: customer adoption, B4B, customer outcomes, outcome engineering, X-as-a-Service (XaaS).

Luke Ronkowski is the senior director of  managed services research  for TSIA. In his role, Luke is responsible for leading and delivering TSIA member organizations with operational best practices, fact-based education, and insight into the performance and operations of their managed services business.

Luke is an experienced IT Services executive with 15+ years of experience in IT and Managed Services businesses, serving in multiple leadership roles. In his most recent role, as Leader of Client Services for Enavate, Luke oversaw all Managed Services in North America, and led the transformation of his organization in designing, planning, and building a Managed Service team, while also increasing gross profits and retention.

Luke has also served as Leader of Managed Services for Columbus Global, a professional and managed services software organization, where he had direct responsibility for Customer Success. He honed his services expertise with previous leadership roles at Biz Technology Solutions.

Luke frequently writes about these topics on the TSIA blog: managed services, managed services mistakes, what makes for a successful managed services provider, defining a managed services org structure, creating an executable and measurable managed services strategy, operational processes, and customer engagement.

George Humphrey serves as the Vice President and Managing Director for TSIA. Touting more than three decades of technology business knowledge in the networking and communications space, Humphrey is a valued resource and advisor to many of the world’s most successful technology business ventures.

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Humphrey has a long history of leading managed services product management, client management, systems engineering, tools and architecture development, sales, delivery operations, process definition, and global strategy. Prior to TSIA, he was responsible for introducing the world’s first voice/data converged platform. During his time with Avaya and Lucent, he launched the first globally standardized product realization processes, as well as service realization and lifecycle processes, transforming their business functions. Today he holds seven global patents in communications and networking.

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As a research leader at TSIA, Humphrey’s insights are regularly leveraged by Fortune 500 companies through his advisory work, public speaking engagements, research reports, and publicly shared content on a variety of evolving business topics.