About Us

Seattle-based C-SATS, Inc. is a venture-backed healthcare technology company on a mission to empower the nation’s 16 million healthcare workers and institutions to assess and improve their performance continuously, accurately and objectively.  

Based on technology developed at the University of Washington by a team of surgeons, engineers and biostatisticians, C-SATS’ performance management system utilizes a unique combination of distributed experts and other reviewers available 24/7 from the Internet to assess healthcare professionals’ technical performance with accuracy equivalent to current gold standards…but at 80+% savings in cost and time to results.



Derek Streat, Chief Executive Officer

As CEO, Derek has primary responsibility for developing C-SATS’ key strategies to surprise and delight customers, and for building and leading the team to effectively execute them.  He is an accomplished healthcare and technology entrepreneur having co-founded and/or been at the earliest stages of five venture-backed companies, four of which he led as CEO and one grown from virtually nothing into a $100 million business.  Prior to C-SATS, Derek co-founded Medify, an online medical research service that rapidly became used by 1 in 10 doctors each month.  Medify was acquired by Alliance Health Networks where he served as SVP Corporate Development & Strategy.  Derek currently serves on the Board of PEDSnet, a PCORI-funded consortium of eight leading pediatric hospitals working together to build the first real-time, comprehensive dataset about children with serious illness.  Prior to his work in healthcare, Derek co-founded a venture-backed online advertising company, Adready (acquired by CPXi), and he was a member of the initial executive team at Classmates Online.  As VP of Strategic & Corporate Development, he helped build Classmates into a social network serving 80 million consumers that was sold to a public company, United Online, in 2004. 


Thomas Lendvay MD, Chief Medical Officer

Dr. Lendvay has devoted his career to improving surgical skills education, training and development. He has numerous publications in the domain of surgical technology and technique, and he has been funded by the Department of Defense to specifically test methods of skill improvement. Dr. Lendvay is also a pediatric surgeon and urologist at Seattle Children's Hospital where he serves as the Co-Director of the Seattle Children's Robotic Surgery Center. He is an Associate Professor in the Department of Urology at the University of Washington where he sits on the Executive Committee for the Institute for Simulation and Interprofessional Skills. Dr. Lendvay received his Medical Doctorate at Temple University School of Medicine, completed his residency at Emory University and received his BA in Biology and German at Rice University.

Watch Dr. Lendvay's C-SATS presentation at Seattle Children's Hospital's Grand Rounds
July 17, 2014


Sean O'Connor, Chief Revenue Officer

As Chief Revenue Officer, Sean is responsible for driving the strategy and execution of all sales and revenue initiatives for the company.  In his role he is focused on proper integration and alignment of all revenue-related functions, including sales, marketing, customer support, pricing, and revenue management.  He is an accomplished and recognized leader in the healthcare sector.  Prior to C-SATS, Sean spent almost ten years with Intuitive Surgical.  During his time at Intuitive, he served in a variety of leadership roles in both sales and training.  Most notably he was the Global Director of Customer Training, and the Area Vice President of sales.  He consistently led his teams to achieve all revenue goals in one of the fastest growing medical device companies in US history, and in the process, helped transform Intuitive Surgical into a Fortune 500 company.  Prior to his work in healthcare, Sean served as an officer in the United States Navy and spent a majority of his time deployed overseas working on a number of counter terrorism initiatives.

Aaron Finn, Chief Marketing Officer

As Chief Marketing Officer, Aaron is responsible for providing strategic leadership and management of C-SATS’ marketing organization driving C-SATS’ brand by connecting the company's innovations to its customers every day.  Aaron has 20 years of marketing, management and entrepreneurial experience that has focused on driving change, creating vision, building talent, and designing large-scale, profitable marketing programs and partnerships.  Prior to joining C-SATS, Aaron was the Vice President of Marketing & eCommerce at The HON Company, a division of HNI.  Prior to The HON Company, Aaron was a founder & CEO of AdReady, Inc., an automated marketing technology that executes online advertising campaigns for thousands of customers including top brands such as ESPN, American Express, and Yahoo!. Voted one of Seattle’s Top 25 Innovators by Seattle Business Magazine in 2009, Aaron has brought an innovative, analytically focused acumen to marketing that helped drive change at The HON Company, success at AdReady and prior to AdReady, Classmates.com, which under his marketing leadership became one of the world’s five largest online advertisers.


Adam Monsen, VICE PRESIDENT of Engineering

Adam leads the team of C-SATS software engineers that develop the products and technologies to help our customers achieve their goals.  He is an experienced software engineer and technologist, having built products and led engineering teams at large public companies like Boeing and RealPage and smaller organizations like Grameen Foundation.  Adam was one of the first engineers at Classmates.com, a early Internet company that he, C-SATS CEO Derek Streat and others built into a $100+ million company and one of the most heavily trafficked sites on the Internet. He excels at engineering leadership, software architecture, databases, scaling, networking and APIs. Adam is a staunch advocate of Free and Open Source Software and is a founder of SeaGL, the Seattle GNU/Linux Conference.

Alix Han, Vice President of Product EXPERIENCE

Alix leads product experience at C-SATS with primary responsibility to create useful products that provide relevant and actionable feedback which empowers people to become better versions of themselves. Prior to C-SATS, Alix was the Head of User Experience at Qumulo, where she was able to transform an enterprise data storage product from something people have to use into something that people want to use. Additionally, she has been integral in at least 10 go-to-market launch teams and led the product experience efforts at companies such as Amazon Web Services, Zillow, Microsoft OfficeLive, MSNBC, Discovery Channel, and The Bill & Melinda Gates Foundation. Alix is an advocate for diversity and equity in the workplace and received her BA from the University of Washington.

Justin Warren, Director of operations

Justin leads the customer success team at C-SATS. His goal is simple; to ensure we continuously solve our customers’ problems to their utmost satisfaction. By executing on this goal, he believes C-SATS will achieve its mission of empowering 16 million healthcare workers and institutions to improve their performance. Justin is an experienced program manager, having delivered complex, large-scale, $100+ million projects on time and on budget during his tenure with Robinson Construction. He also worked on projects at OtoMetrix Medical Technologies and the University of Washington Center for Commercialization. Justin received his MBA from University of Washington.



Bryan ensures methodologically rigorous design and analyses are fundamental to the C-SATS approach.  As Senior Biostatistician and Director of Operations for the Center for Biomedical Statistics at the University of Washington, Bryan has been exposed to virtually all medical and human subjects research being conducted in the greater Seattle area.  He specializes in data coordination center activities and the design and development of data collection platforms to conduct multi-site clinical trials, and he has co-authored more than 50 manuscripts in peer-reviewed journals.  Bryan has applied expertise in a growing number medical fields, including musculoskeletal and back pain, carpal tunnel syndrome, neonatology, radiology, psychology, health services research, smoking cessation, and the evaluation of technical skills through crowd sourcing.

Board of Directors