Our executive team is motivated, agile, and accomplished who are dedicated to client success.  Their unique experience from well-established consulting firms, successful small businesses, distinguished military careers has uniquely prepared them.  Our executive team leads by example and actively works with a unwavering focus on our clients.

Sheilah O’Brien, Managing Principal.  Sheilah founded Knowesis in late 2007. She exercises executive oversight for all aspects of the company including business development, service delivery, and day-to-day operations in keeping with the company’s “sell and deliver” philosophy. Her 25 year career in health analytics and data management has spanned direct clinical research (therapeutics and devices), clinical informatics, business decision support, performance measurement and enterprise reporting. Her client base has spanned multiple entities within the Department of Defense Department of Veterans Affairs (VA), the Military Health System (MHS). She provided leadership to commercial engagements, specifically in the commercial pharmaceutical and biotech sectors (Pfizer, AstraZeneca, Sanofi). As a U.S. Air Force veteran, Ms. O’Brien is the recipient of the Star Warfighter award. The Star Warfighter Award is awarded to government contractors that support the safety and well-being of individuals serving in the armed forces post-war and during deployment. Ms. O’Brien holds a Master of Public Administration and is a
Six Sigma Yellow Belt.

Steven Flowers is a Principal and serves as the Chief Operating Officer.  He has 35 years of healthcare experience that includes over 15 years of management consulting with large publicly traded companies with expertise in program management, continuous improvement, government contracting, systems thinking, analysis, data mining, knowledge management, decision support, and information technology. During this career, Mr. Flowers has managed $350M+ Federal contracts.  Mr. Flowers served as a Malcolm Baldrige National Quality Award Examiner as well as an Air Force Quality Examiner.  He had a distinguished military career as an Air Force Medical Service Corps officer with service in command positions as well as the staff of the Air Force Surgeon General.  He was a key contributor to a military health project receiving the Vice-President Gore's Golden Hammer Award. He also holds a Master Certificate in Government Contract Management and a Master Certificate – Six Sigma Black Belt and Lean Six Sigma, both from Villanova University.   Mr. Flowers has Bachelor of Science in Public Health-Health Administration from the University of North Carolina at Chapel Hill, a Master of Science in Systems and Management Air Force Institute of Technology (a distinguished graduate), and a Master of Science in Law from Champlain College.

Adam Zhang is the Director of Analytics, focusing on business intelligence and decision support. He is a seasoned professional with strong expertise in utilizing a variety of complex business intelligence tools such as Tableau BI, SAS BI, SQL Server Analysis Service/Reporting Service, Business Object and Crystal Report in problem solving process. He has more than 10 years of project management experience in various projects in Military Health System within DoD and VA, and has solid understanding of the software development lifecycle. Mr. Zhang has led a team to design and develop a forecasting and monitoring application (MHSPPT) for Military Health System’s (MHS) Prospective Payment System (PPS). In another effort, he worked as lead analyst on an evaluation project of integrated DoD/VA FHCC. He is proficient in the use of DoD and VA managed data repositories such as: M2, MDR, EAS IV, MCFAS, DEERS, and VA CDW, NPCD, MedSAS datasets, and VINCI. Mr. Zhang has a Masters Degree in Business Administration with specialized in Information Management and Finance from the University of Georgia. 

John Broughton is the Director of Business Development with over 20 years of experience winning contracts in the Federal, State and local governments through proposal management, capture management, business development and marketing. He has worked in various industries of professional services, to include data analytics, strategic communications, program management office support, document lifecycle, technical / administrative support, IT managed services, telecommunications, service desk/contact center, security services, business processing, and other business outsourcing performance-based contracts - including competitive and directed, IDIQ/GWAC, and GSA Schedule based procurements. Mr. Broughton has developed and streamlined proposal processes, created proposal libraries, trained corporate staff, and built the infrastructure necessary to support high-volume business development functions for three companies’ and has served as the management representative for the ISO 9001 certification. Mr. Broughton served honorably in the U.S. Navy and performs community outreach for Veteran-related charities. He holds a Bachelors of Arts in Communications Studies from the University of Maryland and is certified through the Association of Proposal Management Professionals (APMP).