"Theo revamped the user interface for ZOLL Data Systems' mobile electronic patient care product. Customers loved the new look and feel. Theo worked very well with our team and not only improved the product but imparted valuable knowledge to the team during the...

"In defining a new product, it was clear that we needed to understand the customer and user needs as well as we could. We searched for the right caliber of professional who could both establish a rapport with all levels at the customer company and also prepare an...

"We had been working on Bombardier Skyjet's website redesign for several months when I decided to attend a seminar in Washington DC featuring Dr. Mandel. His presentation on best practices in website design and usability convinced me that it was time for a set of...

"I want to take a few moments to thank you for your wonderful guidance and contribution to our recent software program. Before you came aboard and joined our developmental team, we were floundering with a well-conceived idea but one that was poorly designed,...

"Dr. Theo Mandel played a very significant role in guiding the development of our division-wide HR Intranet, designed to bring pertinent HR information directly to the desktops of 6000 employees and managers in the most user-friendly form possible. Theo's expertise in...

"Theo is the most professional service provider we've dealt with - he took the time to understand us and our needs - he worked with efficiency and delivered an end-product about which we get RAVE reviews. We are delighted!" Jeffrey Horn, Principal, Towers Perrin...

"As one of the leading medical information networks on the Web, we chose Theo Mandel to set the tone for HospitalSoup.com's site. The attention to detail, professionalism and personal consultation with Mr. Mandel and his staff has paid big dividends for us." Paul...

"The importance of usability in systems design cannot be over emphasized. Systems are inherently expensive investments. A system with poor human factors is a constant drain on productivity, morale and budget. Theo Mandel has been instrumental in helping DTE to design...

"Theo takes the time to explain the reasoning behind a certain approach. At the end of a project, you feel comfortable with the decisions that were made and can make your own usability decisions in future projects based on your experience working with Theo." Andy...

"I saw the results of Theo's work when we were both at IBM working to derive the best UI principles to drive common user interface standards -- before there were those, before users could reliably transfer their learning from one application to another. He codified...