President and CEO
In his role as President and CEO, Luis Castillo has responsibility for all aspects of the company’s product development and delivery, as well as its financial performance and growth.
"Lu," as he is affectionately known, joined the CQuence team in 2014, and assumed leadership of Ensocare a year later. Prior to that, he spent more than a decade working in various senior-level IT sales, service, marketing and business development roles for Siemens Healthcare. Lu has deep experience in product life-cycle management, supply chain management, customer relationship management and alternative markets.
Lu is a sought-after participant in strategic initiatives and global partnership efforts. He earned his Bachelor of Science degree in political science from Haverford College in Pennsylvania.
Chief Clinical Officer
Mary Kay Thalken provides executive, operational and clinical expertise to help hospitals better manage patient care transitions and achieve financial savings through reduced length of stay and preventable readmissions. She has held significant leadership roles for health systems in Georgia and Nebraska over the last 25 years, including roles as Chief Nursing Executive, Chief Operating Officer and Corporate Quality & Innovation Executive for CHI Alegent Health System in Omaha, Nebraska.
She obtained her Master of Business Administration degree from the University of Nebraska Omaha and an undergraduate degree from the College of Saint Mary. She is a member of the American College of Healthcare Executives, the American Organization of Nurse Executives and the American Case Management Association.
Chief Financial Officer
Steve Chambers is Chief Financial Officer and Vice President of Operations for CQuence Health Group, Ensocare’s parent company. Steve joined the company in 1990 and before that worked in public accounting for Deloitte & Touche, where he earned his Certified Public Accountant certification. He graduated with a Bachelor of Arts in Accounting degree, with Distinction, from the University of Nebraska-Lincoln.
Steve is a passionate and active volunteer with several youth mentoring organizations. He currently mentors a child through the Teammates school-based mentoring program and serves on the Millard Teammates Board of Directors.
Chief Technology Officer
Patrick has ownership of product development, product services and product operations for Ensocare. He joined Ensocare in 2011 as Vice President, Software Architecture and was promoted to CTO in 2013. He previously led software development teams in the San Francisco Bay and Seattle areas.
Patrick received his Bachelor of Science degree in Computer Science from the University of Chicago. He is a certified Scrum Master, a certified Health Insurance Portability and Accountability Act (HIPAA) Professional, and also a certified Security Compliance Specialist.
VP Human Resources
Bruce Stec is Vice President of Human Resources for CQuence Health Group and its partner companies, which include: Cassling, a diagnostic medical equipment and services company; and Ensocare, a leading provider of care coordination software solutions. Bruce is responsible for aligning organizational goals and objectives with human resource programs and projects to ensure a unified culture throughout all CQuence partner companies.
Bruce joined CQuence in 2013 with nearly 20 years of human resources management and consulting experience. At CQuence, Bruce has implemented innovative performance management tools and the company’s first-ever formal leadership development program. Under Bruce’s leadership, CQuence has been recognized locally, regionally and nationally for its award-winning workplace culture and wellness programs. The organization has been ranked in the top 10 of Modern Healthcare’s Best Places to Work in Healthcare for four straight years.
Bruce graduated from the University of Nebraska at Kearney and has earned both his Senior Professional in Human Resources (SPHR®) certification and his Society for Human Resource Management Senior Certified Professional (SHRM-SCP) certification. He was named SHRM Nebraska’s Human Resource Professional of the Year in 2015.
He contributes his time and talent as a board member for several local organizations, including the Human Resource Association of the Midlands and CASA for Douglas County.
Kathy Sullivan is Vice President of Marketing for CQuence Health Group and its partners which include: Cassling, a diagnostic medical equipment and services company; and Ensocare, a leading provider of care coordination software solutions. Kathy is responsible for creating brand awareness and preference in the marketplace, customer advocacy initiatives and lead generation.
Kathy has 28 years of diverse experience in the field of marketing and business development. She began her career as an agency copywriter and then worked as a creative director, producing award-winning work for regional and national clients. Before joining CQuence in 2013, Kathy served as Vice President, Customer Strategies for Infogroup, one of the country’s leading database and direct marketing organizations.
Kathy received a Bachelor of Arts in journalism from the University of Missouri-Columbia and completed the Stanford University Graduate School of Business executive education program. She is also licensed in Miller Heiman Strategic Selling®.
Her community involvement spans more than two decades. She currently serves on the Judicial Nominating Committee for the Nebraska Supreme Court. She is a founding member and former board vice president for the Bellevue Community Foundation. In addition, she previously served on the University of Nebraska President’s Advisory Council, as one of the founding volunteers of Omaha Healthy Start, and on the Nebraska Special Olympics Board.
Chief Information Officer
Randy Wobig is Chief Information Officer for CQuence Health Group and its partner companies which include: Cassling, a diagnostic medical equipment and services company; and Ensocare, a leading provider of care coordination software solutions. In his role, Randy oversees all corporate information technology, as well as facility planning and management, for the organization.
Randy joined Cassling, one of CQuence’s partner companies in 1999 as a Clinical Network Specialist. He was promoted to Director, Clinical Applications, and later to Vice President of Services, where he managed Cassling’s applications support, PACS service support, and project managers. Randy transitioned to the role of Chief Information Officer in January of 2010.
Before joining the Cassling team, Randy spent 14 years gaining hands-on diagnostic imaging and digital imaging systems management experience at Nebraska Medicine (formerly Nebraska Health Systems). He had eight years of experience working with the Hospital and Radiology Information Systems (HIS/RIS) teams. Randy also held a courtesy faculty appointment for teaching in the College of Allied Health Professions.
Randy is a graduate of UNMC’s College of Allied Health Professions with an associate’s degree in radiography and a bachelor’s degree in diagnostic medical sonography. He also served as a founding member and Vice President of the UNMC Radiation Science Technology Education Alumni Chapter. He continues to be active in the UNMC College of Allied Health Alumni Association.
Chief of Staff
Kyle Salem, Ph.D. is Chief of Staff at CQuence Health Group, and serves on the Board of Directors for Ensocare. As Chief of Staff, Dr. Salem spends his time on healthcare strategy, aligning CQuence’s businesses to the future of healthcare and helping to lead the organizations overall growth and development.
Dr. Salem has a passionate interest in the future model of care coordination, payment reform and new technologies in healthcare delivery. He routinely speaks to healthcare clinicians and professionals on topics related to the shifting healthcare landscape.
He joined Cassling, another of CQuence’s partner companies, in 2005 as Director of Clinical Imaging Technology and was promoted to Vice President of Advanced Imaging and Vice President of Corporate Strategy and Development. In 2017, Kyle accepted the role of President for Cassling.
Before joining Cassling and CQuence, Dr. Salem was a research scientist for Siemens Medical Solutions, where he managed U.S. research collaborations at nationally known facilities such as Duke, Mayo Clinic, Northwestern University, New York University and the University of California Los Angeles.
Dr. Salem graduated summa cum laude from Case Western Reserve University with a degree in biomedical engineering. He earned his doctorate in 2002 from Case Western Reserve University and has completed the Kellogg Management Institute at the Kellogg School of Management at Northwestern University.
He currently serves as Chairman of the Board of Jelecos, a managed IT services company and as a board member of the Cystic Fibrosis Foundation. He is an active member and volunteer of Omaha’s St. Charles Borromeo Catholic Church.
VP of Sales
Matthew Smith has broad experience in leading health IT sales teams to success and takes great pride in helping organizations enrich and expand care through technology-based solutions. Prior to joining Ensocare as VP of Sales, Matt was VP of Enterprise Solutions for Medhost.
Mike Cassling, President and CEO, CQuence Health Group
Steve Chambers, CFO, CQuence Health Group
Paul Hogan, President and CEO, Home Instead Senior Care
Kyle Salem, Chief of Staff, CQuence Health Group
Ross Taylor, Investment Banking Consultant