Meet Our Leaders

Our leadership is dedicated to empowering Testlio’s people and stakeholders to enable human possibilities.

Founders

Executive Leadership Team

Summer Weisberg
Chief Client Officer

Emeka Obianwu
VP, Alliances

Casey Jameson
VP, People & Culture

Michael Loiacono VP Sales Testlio

Michael Loiacono
VP, Sales

Asif Khan
VP, Finance

Bill Toulias
VP, Engineering

Additional Leaders

Jaanus Ranniit
VP, Program Management

Michelle Surya
VP, Media & Entertainment

Ross Trampler
VP Sales, Americas

Tom Chmielewski
VP of Strategic Development 

Zach Chavez
VP, Global Media Delivery & Network

Kaia Saar
Financial Controller

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David Sawyer
Sr. Director of Global Delivery

Rudolf Elbrecht
Senior Director, Delivery Excellence

Helen Burge
Director of Digital Accessibility

Venu Shinde
Director of Quality Engineering

Marielle Tamkorv
Associate Director of Client Services

Simona Mihăicuţa
Senior Manager of Testing Network Quality

Vanessa Alcorta
Talent Acquisition Manager

Board

Kristel Kruustük

Marko Kruustük

Steve Semelsberger

Insik Rhee

Carmen Scarpa

Anthony Lee

Our Investors

Altos Ventures

Founded in 1996, Altos Ventures is a technology investment firm based in Silicon Valley. Through patient and pragmatic investing, Altos partners with early to growth stage technology companies operating in consumer and enterprise sectors, with the goal of building durable and compounding businesses over decades.

Spring Lake Growth Equity Partners

Spring Lake Equity Partners is a Boston-based private equity firm. They invest equity capital primarily in later-stage, technology-oriented private companies in sub-sectors such as software, digital media, mobile, data center infrastructure, healthcare IT, and business/financial services.

Techstars Ventures

Founded in 2006, Techstars began with three simple ideas—entrepreneurs create the future, collaboration drives innovation, and great ideas can come from anywhere. Today their mission is to make innovation accessible to everyone, everywhere.

Vertex Ventures

Vertex Ventures US was created to empower high-principled founders to innovate and disrupt. The quiet visionaries creating foundational B2B software will change the way people use technology—making the world a little better, safer, and easier.

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Get Ready to Roar!