Click on the name of a QBS staff member for contact information and bio.
- David Lennox, Ph.D.President/CEO
David Lennox, Ph.D.
Office (855) 727-6246 x201
Mobile (617) 240-1234
Dr. David Lennox, founder and President of QBS, Inc., received his Ph.D. from Western Michigan University specializing in Applied Behavior Analysis. With over 20 years of organizational, management, clinical, and marketing commitment, he has worked toward improving the services and outcomes for a vast array of healthcare organizations. Dr. Lennox has developed, directed, and consulted in organizations and programs treating children, adults, and geriatrics in a variety of settings including schools, community and group homes, long-term care, academic research programs, day treatment programs, and hospitals. He has managed services for individuals with a variety of rehabilitation and behavioral needs resulting from developmental disabilities, autism, head injury, Alzheimer's, psychiatric conditions, and a number of neurological disorders. Dr. Lennox has served as Vice-President of Behavioral Health Services for one of the largest national healthcare providers, developing and directing a nationwide network of over 80 specialty programs. He has conducted hundreds of presentations, published numerous articles, and has appeared on the PBS series entitled "Abnormal Psychology." In addition, has taught at numerous colleges and universities, has served on governmental committees for clinical change, and is active in numerous professional and healthcare organizations and associations.
- Patty Pruden-Lennox, MBAChief Operating Officer
Patty Pruden-Lennox, MBA
Chief Operating Officer
Patty Pruden-Lennox joins QBS, Inc in 2016 after having consulted with the company since its inception as well as being an officer. Patty received her Bachelor’s Degree in Speech Communication from Ithaca College and an MBA from Northeastern University. Prior to joining QBS, Patty has held many sales leadership positions in National Long-Term Care companies over the past 25 years. Her experience includes Admissions Management, Sales, Business and Program Development, Customer Service and Sales Training, and Network Development, toward the end goal of driving revenue and census development. Patty has also been licensed as a Nursing Home Administrator and an Instructor for Lasell College in their School of Business teaching Healthcare courses.
- Jack McLellan, MBADirector of Finance, Communications, and Human Resources
Jack McLellan, MBA
Director of Finance, Communications, and Human Resources
Office (855) 727-6246 x202
Jack McLellan joined QBS in July 2005 with over 10 years of management experience with a background in marketing, advertising, and graphic design. Jack received his Master's in Business Administration and has worked in Marketing and Communication roles in the Human Services field with responsibilities for the development of marketing collaterals, promoting corporate imaging, recruitment advertising, tradeshows, creating and executing conferences, seminars, and trainings for profit and non-profit organizations throughout Massachusetts. His clients included residential schools, early intervention programs, adult day programs, daycare centers and behavioral education programs. Jack is also a Notary Public for the Commonwealth of Massachusetts.
- Steve HamerskiDirector of Sales and Marketing
Steve HamerskiSteve joined QBS, Inc. in May of 2017. As Director of Sales and Marketing, he oversees all Sales and Business Development activities to drive the company’s growth. Steve is a graduate of the University of Massachusetts, Amherst, with a B.A. degree in Business Management. Prior to QBS, he held sales management positions in the Healthcare and Voluntary Insurance Benefit fields.
Director of Sales and Marketing
- David Rourke, M.S.Director of Compliance
David Rourke, M.S.
Director of Compliance
Office (855) 727-6246 x204
Mobile (781) 775-1834
David Rourke earned his bachelor's degree at the University of Pennsylvania and his master's at Villanova University. For more than 20 years, he's worked to provide behavioral support to adults and children with a wide range of diagnoses, including developmental disabilities, autism, brain injury, and psychiatric disorders. He has expertise in functional assessment individuals with challenging behaviors and the development and implementation of behavior support plans to enhance their ability to function. He has served as the Director of several treatment programs and has experience in community, residential, school, and inpatient settings.
- Mark A. Geren, M.S., BCBADirector of Consulting
Mark A. Geren, M.S., BCBAMark A. Geren earned his bachelor’s degree at the University of Florida and his master’s in Applied Behavior Analysis from Northeastern University. He is a Licensed Behavior Analyst in Massachusetts and has been a Board Certified Behavior Analyst® since 2001. For over 30 years, Mr. Geren has effectively treated people from a variety of populations, including the brain-injured, psychiatric, and developmentally disabled. He served as clinical chief for two brain injury rehabilitation facilities, and head of clinical training in other organizations. He has published articles in the Journal of Applied Behavior Analysis and the Journal of Experimental Analysis of Human Behavior and has done speaking engagements both nationally and internationally. He is an Army veteran who received the Bronze Star Medal for his service in Iraq as a Civil Affairs Officer. Currently, he provides consultation and training to schools, human services organizations, and hospitals.
Director of Consulting
- Erin Mayberry, MS, BCBAMaster Trainer/Consultant
Erin Mayberry, MS, BCBA
Erin began her career in South Carolina while completing her Bachelor's degree in Early Childhood Education. Since moving to Boston in 2009, Erin has gained experience working with individuals with autism spectrum disorder and developmental disabilities in home, school, and clinic-based settings. Erin received her Masters of Science in Applied Behavior Analysis from Simmons College and is a Board Certified Behavior Analyst. Most recently, Erin worked as a consultant to clients and families in both home and clinic settings.
- Erin Devine, M.S.Ed., BCBAMaster Trainer/Consultant
Erin Devine, M.S.Ed., BCBA
Office (855) 727-6246
Erin has been working with individuals with developmental disabilities and their families since 2004. She graduated from The George Washington University in Washington, DC with a BA in International Affairs and Psychology. Erin received her Master of Science in Special Education from Simmons College and completed her BCBA coursework through Northeastern University in Boston, MA while working at The New England Center for Children at both their Boston and Abu Dhabi, UAE campuses. Her time in Boston was split between center-based programs and inclusive settings. Her time in Abu Dhabi was primarily in inclusive and home settings. Erin is a licensed special education teacher and Board Certified Behavior Analyst.
- Maria Ferlick, MS Ed., BCBA, LABAMaster Trainer/Consultant
Maria Ferlick, MS Ed., BCBA, LABA
Maria is a licensed teacher certified in Intensive Special Needs Education, as well as a Board Certified Behavior Analyst and a Licensed Applied Behavior Analyst. She received her Master of Science in Education at Simmons College and completed the BCBA coursework through Endicott College. Maria has worked with children, adolescents, and adults with autism and other developmental disabilities for almost 20 years. She has worked in a variety of settings including, public schools (pull-out, sub-separate, and inclusion models), private residential and day schools, and in home consulting. Maria’s experience includes training and supervising staff, curriculum development, completing assessments, and parent training.
- Christopher Rosado, MS, BCBAMaster Trainer/Consultant
Christopher Rosado, MS, BCBA
Chris is a Board Certified Behavior Analyst from Miami, Florida. He received a Master of Science in Human Development and Applied Behavior Analysis from the University of Rochester. He’s had the opportunity to work with school, residential, homebased, and summer camps programs for individuals with Developmental Disabilities. His experience includes behavioral parent training, school-based functional assessments, and staff training. Prior to joining QBS, Chris assisted in the development of a parent training program treating wandering/elopement in children with Autism. He was also employed with a tier three school in Western New York where he conducted functional assessments and developed behavior programming for students with challenging behavior. His current areas of interest include behavior skills training, functional assessment methodologies, and the use of technology to enhance behavior interventions
- Robyn Shimmin, MS, BCBA, LABAMaster Trainer/Consultant
Robyn Shimmin, MS, BCBA, LABA
Robyn received an MS in applied behavior analysis from Southern Illinois University-Carbondale and is a board certified associate behavior analyst from Chicago. Before joining the QBS team, she spent more than 10 years working with adults with developmental disabilities in home, day program, community and workshop settings. In addition, Robyn has provided consultation for programs that support individuals diagnosed with dementia. Previously, she was a case manager for children in a specialized foster care program.
- Undrea Cato-Steele, M.Ed., BCBA, LABAMaster Trainer/ Consultant
Undrea Cato-Steele, M.Ed., BCBA, LABAUndrea Cato-Steele is a Board Certified Behavior Analyst and a Licensed Applied Behavior Analyst. She has over 5 years of experience working with both children and adults in a variety of settings. She received her Bachelors degree from the University of Massachusetts, Amherst with a concentration in Journalism and Film Studies. Undrea graduated with a Masters in Education from the University of Massachusetts, Boston where she also completed the 5-course sequence in Applied Behavior Analysis. Prior to working with QBS, she worked as an Assistant Clinical Director serving dually diagnosed adults in the residential and day habilitation setting as well as providing home based services to children. Her interests include expanding the current research in Applied Behavior Analysis to include more research with adults, and curriculum development.
Master Trainer/ Consultant
- Brittney Kalicki, MS, BCBAMaster Trainer/Consultant
Brittney Kalicki, MS, BCBA
Brittney has worked with individuals with autism and other developmental disabilities for over 11 years, initially in public schools, and then by providing home and center-based behavior analytic services. Brittney began her career as a special education teacher after graduating with a Master of Education in Special Education from the University of Washington. As a special education teacher, Brittney ran center-based autism classrooms for eight years. Brittney completed her BCBA coursework at the University of Colorado-Denver. She is currently a Board Certified Behavior Analyst. Since becoming a Board Certified Behavior Analyst, Brittney has programmed and supervised both home-based and center-based services. Before joining QBS, Brittney was a Clinical Director for an in-home ABA service provider.
- Makeita Laurent MS, BCBA, LABAMaster Trainer/Consultant
Makeita Laurent MS, BCBA, LABAMakeita Laurent received her M.S. in Applied behavioral analysis from Simmons College and is a board certified associate behavior analysis from Boston Massachusetts. Prior to working for QBS Inc. she worked with clients of varying ages within home base services. She has also worked within a private institution for students on the autism spectrum as well as clients with developmental disabilities, helping clients develop skills needed to obtain employment upon graduation from high school. Makeita has also provided private consultation to families within the inner city providing assistance with social skills building, vocational skill development and daily living skill acquisition.
- Carolyn Houze MS, BCBAMaster Train/Consultant
Carolyn Houze MS, BCBACarolyn is a Board Certified Behavior Analyst with over 5 years of experience working with individuals with disabilities. Carolyn received her Bachelors in Communication Disorders and Sciences from Eastern Illinois University and her Masters in Applied Behavior Analysis from The Chicago School of Professional Psychology. Her professional experience has been in a variety of settings including: schools, homes, clinics, and community based settings, as well as, providing continuous consulting with a variety of other disciplines.
- Brian Sidelnick MA, BCBAMaster Trainer/Consultant
Brian Sidelnick MA, BCBABrian has worked with individuals with mental health diagnoses and developmental disabilities for over 12 years. He began his career working in school and center-based programs with children and young adults, before providing private behavioral consultation with children presenting severe behavior problems. Brian has experience designing and overseeing behavior treatment plans across a variety of settings, including home, community, residential and educational programs. Prior to joining QBS, Brian consulted with adult residential treatment programs, working with dually-diagnosed individuals with severe behaviors. Brian received his Bachelor’s Degree in Psychology from Millersville University of Pennsylvania, and his Master’s Degree in Applied Behavior Analysis from Penn State University. He is a Board Certified Behavior Analyst.
- Mike Perillo, MS, BCBAMaster Trainer/Consultant
Mike Perillo, MS, BCBA
Michael is a Board Certified Behavior Analyst who is originally from Chicago, IL. He completed his MS in Educational Psychology from The University of Nevada, Las Vegas in 2008. After completing his MS he has worked in a variety of settings including a summer camp, a school, in-home, residential, and a clinic providing therapeutic behavioral services to individuals with special needs and their support systems. Over the years he has worked with a very wide variety of diagnoses, ages, and functional abilities of clients. Some current areas of interest for Michael include staff development/training, the use of applied behavior analysis to individuals who are not diagnosed with disabilities, and the possibility of future research into chronic traumatic encephalopathy (CTE) specifically within the population of individuals who have engaged in chronic self-injurious behavior.
- Ronnie RiedelRegional Marketing Representative
Ronnie RiedelRonnie joined QBS in January 2013 as recert coordinator and, after a year, moved into the role of Regional Marketing Representative for the Northeast (including NY, NJ and Ontario, Canada). She handles customer service inquiries and handles requests for new training in her region. She regularly attends industry conferences to market and promote QBS training. Prior to joining QBS, Ronnie was an executive assistant for over 12 years in New York City, and most recently, spent six years as the office manager for an executive search firm in MA. She also spent one year as a special education aide for the Shrewsbury, MA school district.
Regional Marketing Representative
- Shelly DePinaRegional Marketing Representative
Regional Marketing Representative
Shelly joined QBS Companies in September of 2016 as a Regional Sales and Marketing Specialist. In this role, she coordinates the scheduling for all Safety Care trainings in the Central and West regions of the US. She regularly attends industry conferences to market and promote QBS trainings and assists with customer service inquiries. She is a graduate of Bridgewater State University with a Bachelor of Arts in Communication Studies. While at BSU, she kept active and busy by participating on both the volleyball and basketball teams for all four years. Prior to joining QBS, her professional experience has been made up of Sales, Marketing, Networking and Customer Service roles.
- Venessa HinchliffeRegional Marketing Representative
Regional Marketing Representative
Venessa has seven years’ experience working in the Health and Human Services field. She has worked with a wide range of people with developmental disabilities and is a Safety Care Specialist. She graduated Cum Laude from Bridgewater State University in 2015 with a Bachelor of Science in Psychology and an accompanying minor in Public Relations. After graduating Venessa started looking into other ways she could help the population that she cherished. As a Regional Marketing Representative Venessa is in a position to introduce safer ways to interact with people with challenging and complex behaviors.
- Diane TamagnoRegional Marketing Representative
Diane TamagnoDiane joined QBS Companies in October of 2017 as a Regional Sales and Marketing Specialist. In this role, she educates organizations on how Applied Behavior Analysis (ABA) and Positive Behavior Supports (PBS) based Safety-Care training gives staff the best tools they need for incident prevention, de-escalation, and safety. Diane has a Bachelor of Science in Education with a minor in Psychology and an extensive background in sales & marketing to ensure organizations have the best and right solutions to meet their needs. She is very passionate about education, training and empowering others. When not on the job, she is very involved with community nonprofits and other organizations and loves to travel. Prior to joining QBS, Diane has held various sales and marketing roles for consulting and training organizations.
Regional Marketing Representative
- Michael MagneRegional Marketing Representative
Michael MagneMichael has over 7 years of experience working in human services as a special education teacher in an ABA based classroom as well as in residential settings for both children and adult programs. In addition to his role as a teacher, Michael was also a Safety-Care trainer. He graduated from the University of Massachusetts – Boston in 2009. Michael joined QBS Companies in October 2017 as a Regional Marketing Specialist. As a former teacher and Safety Care trainer, he is thrilled to have the opportunity to educate organizations on how they can reduce crisis situations while teaching alternative behaviors. Michael has a long term goal of completing all of New Hampshire’s 4,000 footers (mountains).
Regional Marketing Representative
- Samantha ManningRecertification Specialist
Samantha joined QBS in June of 2014. She graduated from Worcester State University with a Bachelor’s Degree in Health Education. Samantha started out as the first point of contact for QBS as the Receptionist and has been instrumental with the development and implementation of Trainer Connect. In 2016, Samantha was promoted to Sales/Marketing Specialist and now coordinates the scheduling logistics for Safety-Care Recertification trainings and customer service across the Southeast Region.
- Rose GarberRecertification Specialist
Rose GarberRose joined QBS in May of 2017. She attended Bristol Community College for computer courses. Rose has worked in various administration roles and has extensive prior experience in customer service. Rose is working as a Sales/Marketing Specialist and coordinates the scheduling logistics for Safety-Care Recertification trainings and customer service across the Northeast Region.
- Kathy BaradaranRecertification Specialist
Kathy BaradaranKathy joined QBS in October of 2017. She is working with the Sales and Marketing Team as a Recertification Specialist focusing on the Western region. Originally from the Boston area, Kathy has enjoyed living all over the country. She has recently moved back to Massachusetts in order to be closer to family. She enjoys learning about different cultures, traveling the world, and spending time with her three children. Kathy previously held roles in management, sales, and operations.
- Natalie DemmaData Entry Specialist
Natalie DemmaNatalie Demma is a Data Entry Specialist and has been with QBS since October 2013. Natalie is the powerhouse behind sending all materials to the training sites. She is responsible for receiving post training information and logging it into the system. In her spare time, Natalie likes to read romance and mystery novels. She resides in Ashland MA with her two teenage boys and her husband.
Data Entry Specialist
- Mark UphamAccounts Receivable Specialist
Mark UphamMark Upham joined QBS in 2017 as the Accounts Receivable Specialist. Mark went to Central Connecticut State University where he received his Bachelors in Business Administration. He has over 20 years’ experience and has held several office manager roles throughout Ct, MA, and RI. One of Mark’s latest passions include renewable energy. Mark has worked in various fields such as, human resources, payroll, training, and orchestrated several trade shows for a National Solar company before joining the QBS team.
Accounts Receivable Specialist
- Ashley CrossmanSocial Media Manager
Social Media Manager
Ashley joined QBS Companies in October of 2016 as the Social Media Manager. She is responsible for keeping QBS on the cutting social-media edge. She graduated from Guilford College with a Bachelor’s Degree in English and minor in Communications. Ashley worked all four years for the college’s newspaper, and the last two of them as the paper’s Web and Social Media editor. Previous to joining QBS, she worked for a jewelry company as the Communication Specialist, where she discovered her passion for marketing and design. She is a very enthusiastic individual and has an ever-helpful spirit. Ashley currently resides in Rhode Island, and is excited to spread awareness about QBS’s brand and message across the nation.
- Chris DonnersTrainer Connect Associate
Chris DonnersChris worked four years in Human Services working with group homes and day rehabilitation programs. He joined QBS, Inc. October 2017 to help assist with Trainer Connect. His hobbies include hiking, walking on the beach, and traveling to new places.
Trainer Connect Associate