Expert Witness
Educate the Decision-makers
We save you time, eliminate surprises, and take the risk of finding and managing the best expert on us.
Consultative Expert Services Trusted By The Top Firms And Litigators
Through nearly thirty years of work with the world’s most influential attorneys and firms, we have earned a reputation for delivering the best-aligned experts across industries for any complex commercial litigation matter. Whether you need an expert for ITC investigations, antitrust litigation, securities litigation, patent litigation, or patent portfolio reviews, our professionals know the subject matter authorities and networks across every industry and discipline. Let us help you secure the conflict-free expert best-aligned to your specifications, and ensure your engagement with the expert runs smoothly and with budget certainty.
IMS is the nation’s leading provider of trial and expert services for complex litigation. Our clients have exclusive access to the only fully-integrated portfolio of expertise and tools needed for trial.

The IMS Experience
As pioneers of the industry we have developed proprietary methods to find the best experts and deliver the best service to our clients, the world’s most influential attorneys and law firms. We find experts who advise, consult and testify on complex matters in any industry and every discipline. We are there for our clients from the start of an expert need through the end of their expert engagement. Between expert needs we provide exclusive industry insights and context to keep our clients ahead of challenges their clients may face.
Search
We are confident in our ability to deliver, so we put the risk of finding the best expert on us. For our clients, initiating an expert search is free.
When you contact IMS you will speak to an IMS representative within the hour during our business operations. Together, with our team dedicated to finding you the best expert, we will discuss your specifications and requirements of your matter and expert needs.
Through our proprietary research methods and network of elite experts that we have developed for over 25 years, we will scour the globe leaving no stone unturned to find you the best talent.
Vet
Our team conducts a rigorous vetting process and evaluates experts to ensure that their experience and disposition aligns with your specification. We check beyond what’s on paper and dive deep to consider other variables; such as, personality, history, bias, and other important details your matter may call for.
We present you with vetted and conflict-free experts and help facilitate interviews for you to select your choice expert or experts for engagement.
Working with IMS you will have budget certainty. For our clients there are no upfront fees or retainers. Prior to engagement there is an hourly rate agreed upon that will include all IMS fees within the engaged experts’ rates.
Manage
Once you have selected an expert, we ensure that there are no surprises and provide on-going services to manage the relationship between you and the expert throughout the entire engagement.
Prepare
For nearly thirty years, we have worked with experts and lawyers to make the complex understandable and persuasive, and even the best experts can become better presenters by working with our integrated team. Our Strategy Advisors can work with you and your experts to formulate the best strategy for structuring reports and trial testimony. Our Jury Consulting team can assist with witnesses’ preparation so they can communicate their opinions clearly. Our Graphic Designers can create graphics and animations, for the report and for trial, that will assist the witnesses in teaching and persuading fact finders. Our Trial Technicians can seamlessly incorporate basic educational tools and techniques into the experts’ trial testimony.
You will have a dedicated Client Manager available at any time to answer your questions.
Our team handles the administrative and billing tasks, so that the expert can focus on their expertise and you can focus providing unparalleled counsel to your clients.
Questions? Check Out Our FAQ
Get the best expert
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