Learn more about Waltonwood's leadership

Waltonwood Leadership Team

At Waltonwood Senior Living we are passionate about what we do because our number one priority is the care and happiness of our residents. We constantly strive to exceed our residents’ and their families’ expectations.

Our Executive Team has collective experience in senior housing and the hospitality industry with expertise in the areas of Operations, Human Resources, Nursing, Finance, Culinary and more. We thank you for choosing Waltonwood. Our family looks forward to serving yours.

Steven Tyshka, Director of Operations-Michigan

Waltonwood's Director of Operations-MichiganSteven Tyshka serves as the Director of Operations for all Waltonwood senior communities. He joined the company in January of 2011, and has over 20 years of experience in the senior living industry with an outstanding resume including roles as Executive Director, Mentor and Area Manager and Vice President of Senior Adult Services from other senior living companies. Steven graduated from the University of Michigan with a Bachelor's Degree in Political Science and Sociology, and Wayne State University Law School with a Juris Doctorate degree. Steven works with each Waltonwood community's Executive Director and the regional team to provide support and ensure the daily operational systems are aimed at providing high quality service to the residents that live there. He is driven to continue advancing Waltonwood's commitment of excellence by coaching the teams to provide superior service. The interaction of the associates with residents and the 'special moments' where residents' lives are enriched in the Waltonwood communities are the most important aspects to him.

Randy LeMaster, Regional Director of Operations - North Carolina and Virginia

Waltonwood Randy LeMaster, Regional Director of Operations - North Carolina and VirginiaRandy LeMaster serves as the Regional Director of Operations for Waltonwood Senior Living, supporting the Southeastern communities in North Carolina and Virginia. Randy is responsible for managing the luxury retirement communities day-to-day operations. He partners with the community’s Executive Director as well as community leaders to focus on delivering a high of quality care, developing community leaders, ensuring the highest level of customer satisfaction and financial management. Randy has over 18 years of experience in the healthcare industry. Spending the last 11 years of experience as an administrator or regional director, Randy has a proven track record of developing and building high performing teams that provide superior care and service to our residents. He has a passion for coaching and mentoring leaders within the industry. Randy graduated from Marshall University with a Bachelor’s Degree in Business Management and a Master’s Degree in Health Care Administration. He serves on the Board of Directors for the North Carolina Assisted Living Association.

Jon Zima, Regional Director of Operations - Michigan

Waltonwood's Director of Life Enrichment

Jon Zima serves as the Regional Director of Operations for Waltonwood Senior Living, supporting the communities in Michigan. Jon is responsible for partnering with our Executive Directors in managing the day-to-day operations, ensuring a high level of customer service care is achieved. Jon has over 16 years of experience in the Senior Living industry.  He has spent his last 10 years of experience as an Executive Director or Regional Director. Jon takes great pride in developing new leaders and helping them grow and build strong teams. His main focus and the focus of the teams he works alongside is to put an emphasis on quality care and to provide an excellent customer service experience for the residents and their families. Jon is currently the National Center for Assisted Living State Leader for Michigan, the Michigan Center for Assisted Living Board Vice Chair and a graduate of Michigan State University.  

Aaron Fenberg, Director of Human Resources

Waltonwood's Director of Human ResourcesAaron Fenberg is the Director of Human Resources, overseeing the Human Resources function for all divisions of Singh, including the Waltonwood communities.  He brings over 20 years of experience in both Human Resources and Operations Management with high growth health care organizations.  He is focused on ensuring that Singh remains an employer of choice, associates have opportunities for development and growth, and that we are an efficient and technologically advanced company from an employment perspective.  Aaron joined Singh in 2010, and has built a team of professionals overseeing payroll, benefits, employee relations, performance management, learning and development, workers compensation, leaves of absence, and talent acquisition. Aaron has a Bachelor’s Degree in Human Resources from Michigan State University and sits on the Human Resources Executive Roundtable with Argentum, the leading national association for senior living. 

Jessica Bartol, Director of Culinary Services

Jessica Bartol, Director of Culinary ServicesJessica Bartol serves as the Regional Director of Culinary Services for all Waltonwood Senior Communities. She joined the team in 2016 bringing 19 years experience in the culinary industry having held positions of leadership including the Director of Catering at Oakland University, Chef and Catering Director at the Edsel Ford Mansion and Assistant Director of Prepared Foods for Hillers Markets. Most recently, as Corporate Chef for Weight Watchers/private chef to Florine Mark, CEO of a Weight Watchers franchise, her focus was on healthy living and eating, showing people how delicious great health can be. Jessica graduated from The University of Michigan with a Bachelors in Political Science and then decided to pursue the dream a culinary education that began at a young age with a fascination of cooking, baking, and fine dining. She went on to graduate from The Culinary Institute of America In Hyde Park, New York with an Associates degree in Culinary Arts. Her education and experience working in a variety of sectors throughout the culinary industry allow her approach to our dining program to be unique. She keeps up on trends in the culinary industry by participating in local chef groups, attending trade shows and symposiums that reflect non-senior living dining as well as senior living dining. This is all aimed at making sure Waltonwood delivers a superb dining experience from the China our food is served onto the ambiance in the dining room to the sourcing of the fresh food, Jessica is in charge of making sure these details are top priority in every community.

Chris Grabowski, Fitness Coordinator

Waltonwood's Fitness Coordinator

Chris Grabowski, Forever Fit Manager
Since joining the Waltonwood staff in August of 2010, Chris Grabowski has served as the Forever Fit Manager at the Twelve Oaks, Cherry Hill, Carriage Park and Royal Oak communities. With over a decade of fitness experience he works closely with the residents and staff overseeing the Forever Fit program to ensure safe, effective and enjoyable exercise offerings for each community. From large classes to one-on-one orientations Chris helps to design tailored exercise plans for each resident focusing on their individual needs and capabilities. Centered on strength, flexibility, balance and coordination his goal is to make exercise accessible to all residents regardless of potential limitations. With a Master Degree in Exercise Science from Oakland University and multiple certifications through the American Council on Exercise (ACE) including Senior Fitness Specialist, Chris’ passion for health reaches far beyond the community walls. As an avid runner and fitness enthusiast he hopes to pass his passion for active, healthy lifestyles to all our communities and their residents.

Maria Kraft, Director of Resident Care

Waltonwood's Regional Nurse Manager

Maria Kraft serves as the Director of Resident Care for the Waltonwood Senior Communities of Michigan, North Carolina, and Virginia. She joined Singh management in April 2016, after relocating from Southern California, where she served as Director of Assisted Living, and was RCFE certified for a senior living community. Maria has extensive nursing leadership experience in Adult, acute and long-term, care serving at the bedside, as a manager, and as an administrator. She graduated from Neumann University with a Bachelor of Science in Nursing, and Widener University with a Master's of Science in Nursing Administration. Maria supports each Waltonwood community Resident Care Manager and their team to ensure safe, high quality care services are provided to our residents. She strives to share her insight and passion for seniors through coaching and training of associates.   She is a strong advocate for residents and associates, wanting both to achieve and function at their greatest capacity while receiving and providing superior resident care.

Lindsay Charlefour, Director of Life Enrichment

Waltonwood's Director of Life Enrichment

Lindsay Charlefour serves as the Director of Life Enrichment for all Waltonwood senior communities. She joined the company in May 2018, bringing over 13 years of experience in the senior industry with an outstanding resume including Director of Therapeutic Recreation within sub-acute rehab, and Adjunct Instructor at Eastern Michigan University, her alma mater. Lindsay is a Certified Therapeutic Recreation Specialist and a Certified Dementia Practitioner. Lindsay works with each Waltonwood community's Life Enrichment team and Forever Fit coordinators to provide support and ensure innovative and personalized programming are the foundation of our thriving communities.  She believes that a supportive, purposeful and engaging environment fosters quality of life at any age.  Her ambition is strong, her heart is big and our residents' overall wellness and active lifestyle is undeniably her passion.

Ken Kosiorek, Director of Revenue Management

Waltonwood's Director of Life Enrichment

Ken Kosiorek serves as the Director of Revenue Management for all Waltonwood senior communities.  He joined the company in July of 2017 bringing over 10 years of client service and marketing experience. Ken supports each Waltonwood community's marketing managers and business office manager to ensure they have the necessary tools to keep Waltonwood a leader in the senior living industry. Ken graduated from Michigan State University with a Bachelor’s Degree in Advertising.

Sara Bailey, Regional Director of Sales - North Carolina and Virginia

Waltonwood's Director of Life Enrichment

Sara Bailey serves as the Regional Director of Sales for our North Carolina and Virginia Waltonwood Communities. She joined our team in January 2018 bringing with her over 15 years of experience in the senior living industry, the last 12 years supporting sales and marketing efforts across multiple markets. She brings with her a wealth of industry knowledge, a passion for driving results and developing top sales talent. Sara is a Central Michigan University Graduate and Michigan native. Her husbands military career has allowed them the opportunity to travel and most recently brought them to North Carolina. Sara looks forward to serving seniors and their families at Waltonwood and sharing her passion for sales with our team. 

Bryan Hall, Regional Maintenance Manager

Waltonwood's Director of Operations-MichiganBryan Hall serves as the Regional Maintenance Manager for the Waltonwood Communities. When joining Singh, Bryan brought with him a wealth of knowledge and experience in a variety of fields. After obtaining his PHD and working as a clinical psychologist, Bryan Hall had obtained his Builders license in 1982 and has been engaged in the construction field ever since. Prior to his promotion to Regional Maintenance Manager for the Waltonwood Communities, Bryan served with Singh as the Maintenance Supervisor at Waltonwood University for over three years! In his role at University, Bryan excelled in providing top quality attention to vital systems of the building, navigated through a full building renovation, an apartment fire and flood, and served residents and associates with a can-do-attitude. In 2013 and 2014, Bryan was acknowledged with an award for our highest score in Maintenance Service in the Waltonwood portfolio based on the MyInnerView surveys of residents and families at the community. In doing so, Bryan’s scores well exceeded our internal average for maintenance service, as well at the national averages! 

Rhonda Stewart, Financial Analyst

Waltonwood's Director of Operations-MichiganRhonda Stewart serves as the Financial Analyst for the Waltonwood Senior Communities of Michigan, North Carolina and Virginia. She joined the company in June of 2014 bringing 10 years in the senior living industry. Rhonda is responsible for providing financial support for the Waltonwood Communities and the Regional team. She is also responsible for supporting the communities’ Business Office Managers. Rhonda has a Bachelor’s Degree in Business Administration with a concentration in Accounting. Rhonda’s goal is to provide accurate financial reporting for the communities. She also an advocate for showing respect and kindness to residents and associates.