About Us

David Allerby is the owner and co-founder of 24 Hour Home Care, a California based company providing premier non-medical home care services. David oversees all of 24 Hour Home Care’s operations to insure efficiency, quality of Caregivers, and world-class customer service. He brings close to 10 years of experience in the home care industry to 24 Hour Home Care. Prior to founding 24 Hour Home Care, David helped launch Maxim Healthcare Services, a new division of Companion Services. He served as General Manager of Maxim Companion Services’ flagship Los Angeles branch for close to 5 years. In addition, he developed a business plan for the expansion of the division, which contributed to Maxim’s rapid growth. Today, Maxim Companion Services has 16 locations. David has also served on the Board of Directors of ARMS-Adult Resolutions & Mediation Services. In February 2013, he was named by Forbes Magazine as one of America’s Most Promising Business Owners under 35. David holds a Bachelor of Science degree from the University of Southern California in Business Administration.

Ryan Iwamoto is the President and Co-Founder of 24 Hour Home Care. He co-founded the company in 2008 at the age of 26, inspired, in part, by his own need for in-home care for his grandmother. She was diagnosed with Alzheimer’s in 2005 and his family faced the arduous task of finding top-notch care for her. Living to the age of 101, his grandmother's experience stands as a heartening testament to the benefits of home care. She enjoyed living in the comfort of her own home with the constant company of a caregiver until she passed away in 2019. In recognition of his outstanding entrepreneurial journey, Ryan was honored as the Ernst & Young Entrepreneur of the Year in 2017. He holds a degree from the University of California, Berkeley, and an alumnus of Harvard Business School.

Jacque joined 24 Hour Home Care back in 2016 as VP, Finance & Accounting, Corporate Controller and immediately established herself as a vital member of our executive team. Thanks to her impressive background and 25 years of experience leading finance departments for some of the largest organizations in the world (Snap Inc., Mattel, Inc., Myspace, Toyota) Jacque entered the home care industry with an eagerness to succeed and a passion for impacting lives. Her tenacity for making intelligent business decisions, building world-class teams, and contagious desire to learn are why she is our Chief Financing Officer and a key decision-maker on our team.

Stephanie Medina is the Chief People Officer for 24 Hour Home Care. She has served the organization for over 13 years, leading operations, sales, and human resources teams. In her current role, she is responsible for leading 24 Hour Home Care's overall people strategy, leadership development, organizational design, cultural development, compensation, benefits, HR operations, and employee relations. Prior to becoming Chief People Officer, she served as President of 24 Hour Home Care’s Disability Services division. Additionally, Stephanie is a founding member of Chief Los Angeles. A network specifically designed for senior women leaders — rising VP level through CEO — to strengthen their journey into executive leadership, and to effect change from the top-down. 

Steve Barber serves as President of 24 Hour Home Care’s Disability Services division, where he strives to enhance the impact of support and services provided to communities and persons served. Before joining 24 Hour Home Care, Steve served as Vice President of Business Development and Strategy for MidAmerica. Prior to his civilian career, Steve spent 11 years as a U.S. Navy F/A-18 pilot, holding various leadership roles across numerous stateside and overseas assignments. Steve earned a Bachelor of Science from the United States Naval Academy, a Master of Science from the University of Maryland, and a Master of Business Administration from the Stanford Graduate School of Business.  

After spending 20 years in the pharmaceutical industry, Simon Close turned his attention to the home care field. In 2020, Simon was brought on as 24 Hour Home Care’s Vice President of Sales. During his time as Vice President of Sales, Simon brought a wealth of knowledge and worldwide work experience to the business. Over the years, he’s led teams of 120+ salespeople, received awards for excellence, and shown overall strong and influential leadership qualities. Leaning on his years of sales leadership experience, Close did great things with the sales directives of 24 Hour Home Care. In 2022, Close was promoted to the President of Community Supports.