Senior executive Tom Chmielewski joins Testlio in London

January 18, 2021. London, United Kingdom. Testlio, the originator of networked testing, today announced an important new hire. Tom Chmielewski is now Executive Director, Strategic Development. He will lead Testlio’s sales expansion in Europe while also forging new global alliances.

Tom brings over 20 years of experience to Testlio, including leadership roles at New Relic (NYSE: NEWR) and Comcast Xfinity Home. In both, Tom structured and managed close partnerships with visionary engineering executives. He is actively involved in Harvard and Yale alumni programs. A proud father of two, Tom supports a number of organizations that foster affordable housing and education in his community and across the world.

At Testlio, Tom will build on Testlio’s strong European presence (more than half of Testlio’s approximately 100 employees are based in Europe). He will grow direct relationships with leading media, commerce, technology, and other companies. And Tom will spearhead new partnerships and alliances across the globe, including, among others, consulting, integration, and agency organizations—demonstrating how Testlio can add unique value to their current development, operations, and quality offerings.

Steve Semelsberger, CEO of Testlio, and Tom worked together previously while both were living in London. “I’ve known Tom Chmielewski for many years,” said Steve. “I’m thrilled to have him join Testlio. He brings an incredible array of skills and experiences to our company. Plus, he aligns strongly with our values. He is a business leader with a massive heart, a keen intellect, and a powerful drive.”

Tom added, “I’ve had the pleasure of working for several successful venture-backed companies. What attracted me to Testlio was not only its success to date but also its genuine culture and 70+ Net Promoter Score. It matters to me that customers rave about the product and company. There is so much opportunity to scale up Testlio even further; I’m excited and humbled to be part of the journey with this impressive team.”

About Testlio
Testlio is the originator of networked testing. Our testing management platform, global network of expert testers, and robust client services power burstable software testing. In any location. On any device. In any language. Testlio clients include American Express, CBS,, Microsoft, the NBA, and SAP. Collectively, they have awarded us an industry-leading 4.8 G2 rating and an NPS of 70+. To learn more, visit

Tim Ryan serves as the Director of Marketing for Testlio and spends his time between Austin, TX and New Orleans, LA.