With Gremark Technologies


Great People + Great Process + Great Service

About Gremark Technologies

Accomplishments Gremark Technologies, Inc. finished first overall when measured by repair time, volume, quality, and customer responsiveness, in a fleet of service providers.
History – Gremark Technologies, Inc., established in 1994, fulfills the service requirements of businesses, school districts, and consumer electronics. GTI has completed projects for commercial clients in restaurants, school districts, hospitals, and department stores. 
Green Initiative – Gremark supports Green Technology. We continue to find new and better solutions which will reduce environmental effects of our business, such as reducing power consumption and carbon emissions.
Our Promise – is a simple one, putting people first. We’re a family-run technology company that understands the human element. Sure we have a streamlined process from request to repair- but there’s also an expert to guide customers every step of the way.
Location – Gremark is located in the International Parkway, 25 minutes South of Chicago. This highly sought after commercial location is a logistics hub that allows for easy access to nearly all major highways near Chicago. Our repair facility, as well as our parts / distribution center, can accommodate tractor-trailer and/or drive-in vehicles for large shipments.

Need Service

Providing superior solutions – from component level repair to logistic services. In a nutshell we’re cost – effective and reliable.

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Technology can be difficult, but connecting with us is not. Our team is here to help.

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Our Company Mission

Gremark’s mission is to provide quality support for commercial and consumer electronic devices. From answering questions about specific concerns with your product, to assisting with logistics, we aim to build productive and efficient partnerships with our clients.

Today the tech industry is filled with companies who outsource repairs and offer services with little to no accountability. Gremark Technologies prides itself on responsiveness, we don’t need a middle man to provide answers. Contact one of our customer service representatives to see how we can be a valuable resource for your demands.

Our Executive Team

greg jablonowski

Greg Jablonowski


Greg Jablonowski is a 30-year veteran of the electronic repair industry.  He is the co-founder of Gremark Technologies, Inc., and has served as President since 1996.  When Greg isn’t driving the culture here at Gremark, he’s driving a Harley Ultra Classic as far out in the farmlands as possible.  He’s a staunch supporter of the Wounded Warrior Project for our veterans.

adrienne wojcik

Adrienne Wojcik

General Manager

Adrienne, serving as General Manager for the past few years, manages Company policy, internal operation, insurance and human resources. Outside of Gremark, her passion is travel and photography, while serving as a Partner in Hope of St. Jude Children’s Research Hospital for the last 15 years.

adam jablonowski

Adam Jablonowski

Project Manager

Adam takes the initiative to prioritize tasks and take raw ideas/hypotheses and shape them into a comprehensive plan striving to exceed client expectations. When he’s not helping building Gremark, Adam’s spending time at the gym building strength. His success in competitive lifting can be seen in the intensity he brings to work.

ricardo tena

Ricardo Tena

Operations Manager

Rick Tena understands the complexities of manufacturers’ specific needs and coordinates with our Special Projects Manager when work production requires specifications or custom delivery.  Having worked at Gremark for the past 15+ years, Rick’s assisted in most departments within the Company, and his knowledge of customers’ expectations keep him one step ahead of their needs.

The Right Choice Learn Why

Our Clients & Partners

Gremark Technologies works with clients ranging from consumers to large organizations. We have helped thousands of customers through a personalized process and quality assurance with every completed project. 


We offer warranty and insurance products for a massive range of equipment. Mitigate your risk, reduce your losses. We offer comprehensive or specific options for your tech device investments.

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Easy to navigate, you can quickly find answers to an inquiry or browse some of the questions we get most often. Whatever it is your looking for we’d like to help. If you’re having a hard time finding what you’re looking for- try contacting us via Support.

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We strive to have rapid response times and personalized support options. You can connect with us immediately via LiveChat, call us, or submit a department-specific request.

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