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ABOUT US

What you should know about our company:

  • HFCSI was founded in 2006 in Los Angeles, California and operates in the U.S., Europe, Asia, and Australia
  • Our team members have Graduate level training in HF psychology, engineering and advanced research methods
  • To date, we have conducted usability testing with approximately 5,000 users world-wide…and counting!
  • We cover HF/Usability needs in all phases of medical product development
  • Our specialists can integrate seamlessly with your cross functional teams
  • HFCSI adapts to tightening deadlines or changing requirements
  • Our team maintains high standards of quality, service and on-time delivery
  • We have a proven 15+ year track record of successful performance

Our Core Team

  • Mike Kasamanian Photo

    Mike Kasamanian

    President

    Mike Kasamanian

    President

    Mike Kasamanian Photo
    Mike Kasamanian is President at HFCSI and provides expertise in the areas of Human Factors and Technology application. He holds a M.A. degree in Human Factors Applied Psychology and is a certified Quality Function Deployment (QFD) Green Belt. He is an active member of the Human Factors and Ergonomics Society (HFES) and the Association for the Advancement of Medical Instrumentation (AAMI). Mike's expertise includes the following domains: Voice-of-Customer research, User Requirements, Wireframing, Hardware User Interface Design, Rapid Prototyping of Electromechanical devices, FDA verification/validation testing, K-12 instruction, Field Robotics, Multimedia Systems, Acoustic Analysis, and project management.
  • Zachary Chesler Photo

    Zachary Chesler

    Managing Director

    Zachary Chesler

    Managing Director

    Zachary Chesler Photo
    Zachary Chesler is Managing Director at HFCSI and has over fifteen years experience as a user experience designer and usability researcher. As a specialist in this field, he has worked on projects across several industries including medical/healthcare, training/education, automotive, entertainment, energy management, and digital publishing. Since 2010, Zachary's primary focus has been in the healthcare space, with a specialization in the design and evaluation of medical devices, software, and mobile apps. Zachary earned his Bachelor's degree from University of California, Santa Barbara and a Master's Degree in Human Factors Applied Psychology from California State University, Northridge.
  • Wei-Ting Xie Photo

    Wei-Ting Xie

    Sr. Human Factors Manager

    Wei-Ting Xie

    Sr. Human Factors Manager

    Wei-Ting Xie Photo
    Wei-Ting Xie is Senior Human Factors Manager at HFCSI and has over 10 years of experience in medical Human Factors. She has expertise in leading and designing human factors research, conducting human factors analyses, developing user requirements, and wireframing / prototyping. Wei-Ting holds a master’s degree in Human Factors and Applied Psychology from California State University, Northridge. In her spare time, she enjoys hiking and is an avid crafter who loves all projects “DIY."
  • Leah Gudiel Photo

    Leah Gudiel

    Principal Human Factors Engineer

    Leah Gudiel

    Principal Human Factors Engineer

    Leah Gudiel Photo
    Leah Gudiel is a Principal Human Factors Engineer with experience in software usability evaluations, concept sketches, flow charts, task analysis and usability testing. She holds a Bachelor's Degree in Graphic Design and a Master's Degree in Human Factors & Applied Psychology. Her background in design helps in optimizing prototypes in the creative process to receive the best feedback from potential customers. She enjoys attending music festivals, wine tastings, and exploring faraway countries.
  • Veronica Mendez Photo

    Veronica Mendez

    Principal Human Factors Engineer

    Veronica Mendez

    Principal Human Factors Engineer

    Veronica Mendez Photo
    Veronica Mendez is a Principal Human Factors Engineer with a demonstrated history in working with the design of university websites, various application software and medical devices.  She is skilled in wireframing, persona development, user needs requirements, protocol development, usability testing (both formative and summative), data analysis and report writing. Veronica graduated cum laude from California State University, Northridge with a Bachelor of Arts Degree in Psychology (minor in Ethnic Studies). Veronica went on to earn a Master of Arts Degree in Human Factors and Applied Psychology from California State University, Northridge.
  • Isis Chong Photo

    Isis Chong

    Principal Human Factors Engineer

    Isis Chong

    Principal Human Factors Engineer

    Isis Chong Photo
    Isis Chong is a Principal Human Factors Engineer with over a decade of experience in human factors and experimental psychology. Isis is experienced with applying human factors principles to the design, evaluation, and validation of various medical devices. Isis holds a PhD in Cognitive Psychology from Purdue University and a MS in Human Factors Psychology from California State University, Long Beach.
  • Vanui Barakezyan Photo

    Vanui Barakezyan

    Sr. Human Factors Engineer

    Vanui Barakezyan

    Sr. Human Factors Engineer

    Vanui Barakezyan Photo
    Vanui Barakezyan is a Senior Human Factors Engineer who was trained to the Master's level in Human Factors at California State University, Long Beach. She has a BA in Psychology from California State University, Northridge, and an AA in Aviation Science and Commercial Flight. She loves cognitive psychology, attention, and perception. Vanui is a private pilot.
  • Kevin Lee Photo

    Kevin Lee

    Sr. Human Factors Engineer

    Kevin Lee

    Sr. Human Factors Engineer

    Kevin Lee Photo
    Kevin is a Senior Human Factors Engineer with experience in web and interface usability. He has worked in government, and academia helping organizations optimize their interface designs as well as educating teams on user experience prior to joining HFCSI. He received his Master's in Human Factors from the University of Idaho and a Bachelors in Psychology and Asian American Studies from California State University Northridge. In his free time he enjoys working on and driving cars, spending time outdoors and drinking boba.
  • Yair Villanueva Photo

    Yair Villanueva

    Human Factors Engineer

    Yair Villanueva

    Human Factors Engineer

    Yair Villanueva Photo
    Yair is a Human Factors Engineer at HFCSI. He received his Bachelor’s Degree in Psychology from California State University, Northridge, and is finalizing his Master’s Degree in Service Design from Politecnico di Milano in Italy. His multidisciplinary background allows him to adapt his skillset to the customer and task at hand. He loves traveling, trying new restaurants, and card games.
  • David Hermoza Photo

    David Hermoza

    Human Factors Engineer

    David Hermoza

    Human Factors Engineer

    David Hermoza Photo
    David Hermoza is a Human Factors Engineer at HFCSI with experience in Medical Human Factors. He is a member of the Human Factors and Ergonomics Society (HFES). David earned his Bachelor’s degree in Cognitive Science from University of California, San Diego and is currently completing a Master’s degree in Human Factors from California State University, Long Beach. David focuses on FDA-guided formative and summative Human Factors evaluations, as well as Human-Computer Interaction principles, especially Trust in Automation theories. In his spare time, he likes sketching, watching movies at the movie theater, and visiting National Parks.
  • Arturo Perez Photo

    Arturo Perez

    Human Factors Engineer

    Arturo Perez

    Human Factors Engineer

    Arturo Perez Photo
    Arturo Perez is a Human Factors Engineer with over 4 years of research experience. Arturo’s journey into human factors began with B2C sales. He became enthralled by the way products meet users’ needs. Arturo then realized that he needed to be an advocate for users. Thus, he earned his BA in Psychology (Minor in Marketing), and is studying towards his MS in Human Factors at the University of Idaho. Arturo’s background in B2C sales, psychology, and research qualify him to put users first.
  • Aram Ayvazyan Photo

    Aram Ayvazyan

    Human Factors Engineer

    Aram Ayvazyan

    Human Factors Engineer

    Aram Ayvazyan Photo
    Aram Ayvazyan is a Human Factors Engineer who was trained to the Master’s level at California State University, Long Beach. He has a BA in Psychology from California State University, Northridge. Aram’s greatest interests are in cognition, sensation and perception, and motivation.
  • Damon Cook Photo

    Damon Cook

    Sr. Human Factors Consultant

    Damon Cook

    Sr. Human Factors Consultant

    Damon Cook Photo
    Damon Cook is a Human Factors Consultant and has over 15 years of human factors experience, with a focus on medical devices and combination products. His background includes degrees in computer science and human-computer interaction (with a master's degree from the University of Illinois at Urbana-Champaign), corporate human factors jobs at Medtronic and Amgen, and several years of human factors consulting. His product experience ranges from highly technical surgical equipment to use-at-home injection devices. He has expertise in design, testing, regulatory submissions, and process development.
  • Nicole Clifton Photo

    Nicole Clifton

    Sr. Human Factors Consultant

    Nicole Clifton

    Sr. Human Factors Consultant

    Nicole Clifton Photo
    Nicole Clifton is a Human Factors Consultant with experience in validation and verification of medical devices in regard to FDA requirements for safety and usability. She specializes in usability testing project management, facilitation, data analysis, design recommendations, and test/report writing. Nicole earned a Bachelor's degree in Psychology and a Master's Degree in Human Factors and Applied Psychology, both from California State University, Northridge.
  • Winnie Photo

    Winnie

    Team Mascot

    Winnie

    Team Mascot

    Winnie Photo
    Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat. Loves to eat.
  • You? Photo

    You?

    Human Factors Jedi

    You?

    Human Factors Jedi

    You? Photo
    If you are interested in joining our team at HFCSI, please send a message to info@hfcsi.com and tell us a little about yourself!
 

Our Research Facility

Though we have traveled the globe to conduct research with diverse user populations, we also have our own research facility space at our headquarters in Los Angeles.

Professional Affiliations

We are active, contributing members of the following industry organizations, including the authoring of best practice documents/standards, and teaching HF training courses.

Shoot us an email at info@hfcsi.com to ask about our 3-day Usability Testing workshops for Medical Devices with Marcus Evans; Learn the latest best practices to plan studies, stay compliant with agency expectations, and convert data to actionable insights. Get the inside scoop on ways to efficiently scale the level of Human Factors effort and demonstrate due-diligence.