Our Leadership

Robert M. Reardon

Chief Executive Officer

As ISG’s Chief Executive Officer, Bob Reardon has significantly expanded ISG’s service offerings, technology innovation and geographic reach through the United States. His primary responsibilities include strategic direction, leadership, service innovation, teamwork and company growth. His vision, dedication, financial expertise and commitment to clients continue to be the driving force behind ISG’s success. Over the past decade, under Bob’s direction, ISG has evolved and grown significantly into a nationally recognized brand and organization providing comprehensive Investigation Management, Medical Management / Clinical Services, Record Management, and Medicare Compliance Solutions for the insurance industry. Today, ISG is comprised of an experienced industry executive team, 1,500 employees, 1,000 field investigators, and a network of over 16,000 medical providers.

Additionally, Bob is involved with and has long-standing participation on numerous non-profit organizations, charities and Boards: Board of Directors for Newton Country Day School of the Sacred Heart (Development Chair); Saint Sebastian’s School Board; and numerous youth sports, hospital and cancer centers.

John W. Wolf

President and Chief Operating Officer

John serves as the President and Chief Operating Officer of ISG and is a principal of the firm. In this capacity, John has leadership and oversight responsibilities for both field and corporate operational business activities to include service delivery, comprehensive goals for performance and growth, scaling business operations, personnel management, and related functions.

John Erickson

Chief Strategy Officer

As ISG’s Chief Strategy Officer, John is responsible to the CEO and assists the Senior Leadership team with developing, communicating, executing, and sustaining strategic initiatives across all ISG service lines. Focusing on accelerating ISG performance and client satisfaction through cohesive strategy planning and execution, knowledge management, and ultimately, implementation throughout ISG and our customers.

Following a distinguished career in the United States Marine Corps, John has spent the last 25 years as a leader in the Insurance Services Market in roles from operations, technology to global sales and client program development. John strives to cultivate and maintain strong relationships within the market while building client programs that deliver mutually beneficial value.

John studied Executive Leadership Development at Duke University as well as Executive Management and Finance at the University of North Carolina – Chapel Hill.  John received an Executive MBA, from Cornell University and his military education centered on Leadership Development, Military Intelligence and Special Operations Warfare.

Rachel Wey

Chief Client Officer

Rachel has over 25 years of sales experience and has history of building strong customer relationships, and developing strategic partnerships, and improving overall customer experience. In the role of Chief Client Officer, she is responsible for the development and execution of ISG’s go to market strategy, client retention and growth. Rachel works closely with clients to understand their objectives and execute strategies to help them meet these goals.

During the course of her career, Rachel has held senior executive positions at large national managed care organizations. She joined ISG from Optum, where she was Senior Vice President of National Sales.

Rachel has an undergraduate in Health Management from Quinnipiac University, and studied Economic Policy at American University.

Noreen Crandall

Chief Financial Officer

Noreen joined ISG as the Chief Financial Officer in October of 2008.  However, she worked as a financial consultant since the Company began operations in 1995. Noreen’s leadership and financial expertise help run our corporate business operations including payroll, managing records and receipts, keeping the budget, reconciling daily, monthly, yearly transactions and developing an in depth knowledge of organizational products and processes.

Noreen has a B.S. in Accounting from Merrimack College and started her career in Public Accounting at Vitale, Caturano and Company and finished it at Price Waterhouse.  Her industry expertise was in small to mid-size companies. Noreen also earned her MA CPA License in 1994.

Rob Esposito

Chief Information Officer

As Chief Information Officer, Rob leads the creation of strategies that define how ISG technology is utilized to deliver powerful, intuitive, and innovative solutions to improve outcomes and overall client experience. Rob brings more than 20 years of technical experience to this position and is known for his expertise in strategic and tactical planning and execution, client relationship management, IT governance and process, and with an overarching emphasis on the implementation of best-in-class security controls and standards. He also brings exceptional healthcare industry related experience grounded in the implementation of claims system integrations and managed care related services, all of which are a huge asset to ISG and its customers. ​​​​​​​

Rob earned a Bachelor of Science degree in Computer Science from La Salle University, which served as the entry point to a software development position at IBM, followed by more senior level roles at other companies in the insurance and healthcare related industries, including Optum / United Health Group.