Leadership Team

Mr. DiIorio previously served as a member of the Company's Office of the President starting May 2017, and as General Manager of Oncology since December 2016. Mr. DiIorio served as InfuSystem's Executive Vice President of Oncology Sales from July 2014 to November 2016 and Regional Vice President and Vice President Strategic Development from August 2010 to July 2014. Mr. DiIorio joined InfuSystem in January 2004 and served as Territory Manager until July 2010. During Mr. DiIorio's 13-year tenure with InfuSystem, he has received numerous awards and honors. Prior to joining the Company, Mr. DiIorio held various sales and sales leadership roles at Stryker Medical, Novartis Pharmaceuticals, and Thermo Scientific. He earned a Bachelor of Science degree in Biology from Boston College.

Before joining InfuSystem, Jeannine was previously the Senior Vice President and Chief Human Resources Officer at Crimson Hexagon, a social analytics company based in Boston.  Prior to joining Crimson Hexagon, she held senior leadership positions at LoJack, Dunkin’ Brands, and Digitas.

Jeannine earned her Bachelor’s Degree from Emmanuel College and Executive Master’s Degree from Cornell University where she has served as a course writer and facilitator.

Mrs. Lachance served as the Vice President of the Clinical and Customer Service departments since December 2017. Prior to her current position she served as the Director of Clinical Resources from May 2015 to December 2017, and a Territory Manager from January 2011 to May 2015. Originally joining InfuSystem in 2010 as a Clinical Sales Associate Mrs. Lachance brings extensive clinical knowledge from more than 20 years in the medical field. Her medical career began in 1996 as a Hospital Corpsman in the U.S. Navy and Naval Reserves. Her nursing knowledge and experience in both the hospital and clinic settings, as well as oncology medical sales and product development, has been instrumental in promoting positive relations with partners, vendors, and distributors. Mrs. Lachance is a Certified Infusion Nurse and a member of the Infusion Nurses Society. She earned a Bachelor of Science degree in Nursing from Rivier University.
Ms. Pfeiffer joined InfuSystem in 2014.  She spent the last 20 years as Principal, Pfeiffer Consulting, delivering expertise in identifying and driving strategic initiatives to medical device and services companies.  In addition to her experience in startups, growth and integration, and turnarounds, Ms. Pfeiffer has also been named on several product and system patents.  Prior to her consulting career, she was the Vice President of Development for Central Admixture Pharmacy Services, Inc., responsible for launching the business processes for delivering same-day, patient-specific infusion admixtures, from a class-100 cleanroom environment.  From 1984 to 1991, Ms. Pfeiffer served at McGaw, Inc., an intravenous solutions manufacturer in a variety of product development, systems, and operations management roles. She started her career as an engineer on the Space Shuttle Program, and earned a Bachelor of Science Degree in Mechanical Engineering from the University of California, Irvine.
Mr. Ruiz joined InfuSystem in August 2010.  His medical industry sales career began in 1985, which includes 13 years with Smiths Medical, a medical device company with a broad portfolio of products including infusion pumps.  Mr. Ruiz's sales strategies delivered infusion pump sales successes.  His selling models and product presentations were adopted throughout his division’s sales force.  Leading teams to reach sales targets garnered Mr. Ruiz notable recognition and honors.  He earned a Bachelor of Science degree in Marketing from the Entrepreneurial Program at California State University, Long Beach.

Wesley W. Winnekins has served as a financial consultant to numerous private and public companies from March 2017 to the present. From June 2014 to March 2017, Mr. Winnekins served MGC Diagnostics Corporation, a NASDAQ traded company, as its Chief Operating Officer and Chief Financial Officer, and from February 2013 to June 2014, Mr. Winnekins served MGC Diagnostics Corporation as its Executive Vice President, Finance and Corporate Development and Chief Financial Officer.

From February 2011 to October 2012, Mr. Winnekins served as Chief Financial Officer of Snap Fitness, Inc., a multi-national franchisor of 24/7 express fitness clubs. Prior to that, he was employed by Health Fitness Corporation, an NYSE AMEX traded company, from February 2001 to December 2010, serving as Executive Vice President, Finance and Operations from March 2010 to December 2010, as Chief Financial Officer and Treasurer from February 2001 to February 2010. Prior to working at Health Fitness Corporation, Mr. Winnekins served in finance and management capacities for several public and private companies from October 1987 to February 2001. From May 1985 to October 1987, Mr. Winnekins served in the audit practice at Arthur Andersen. Mr. Winnekins received a Bachelor’s in Business Administration with a major in Accounting from Iowa State University and has passed the CPA exam.