Meet the Team
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Meet the team
Adam Stringer
Co-Founder and Director of OneCall24 Healthcare
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Adam Stringer has over 15 years of experience in complex care provision and nursing-led care. Throughout his career, he has collaborated with the NHS, Integrated Care Boards (ICBs), case managers, and private clients to provide high-quality, personalised care to individuals in their homes. Adam’s passion for care began early, as he was a key caregiver for his mother, who lives with a complex physical disability. This experience profoundly shaped his career, giving him firsthand insight into the value of person-centred care.
His extensive experience in healthcare has enabled him to build strong, high-performing teams that deliver exceptional client outcomes. Adam is deeply committed to quality and believes that leading with care excellence ensures everything else will follow.
As Adam often says:
“The client and their person-centred care needs always remain at the heart of everything we do. If we lead with quality, everything else will follow.”
Caroline Cairns
Head of Clinical Development
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Caroline Cairns is a registered adult nurse who qualified in 2000 from King Alfred’s University College in Winchester. Her passion for healthcare started in her teenage years through her involvement with St John’s Ambulance. She began her career in the NHS, later transitioning to private health providers, where she developed expertise in managing complex care packages.
Over her 20-year career, Caroline has led care projects for patients with ventilation needs, acquired brain injuries (ABI), and spinal injuries. Her experience spans a variety of settings, from hospitals to home-based care, ensuring her clients receive optimal care tailored to their needs. Caroline’s guiding principle is:
“Would I want my family cared for like this?”
In her spare time, Caroline enjoys paddleboarding and walking her dog along riversides, finding a balance between work and personal life.
Chloe Joseph
Senior Operations Manager and Registered Manager
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Chloe Joseph brings nearly a decade of experience in health and social care, working with social workers, CAMHS teams, case managers, and the NHS. Chloe’s journey started with hands-on roles as a Healthcare Assistant (HCA) and Peer Mentor before she moved into management positions, eventually overseeing Learning Disability homes.
Her passion for complex care is rooted in personal experiences with a close family member who has multiple medical conditions, including brittle epilepsy, blindness, scoliosis, and respiratory vulnerabilities. This personal connection gives Chloe unique insight into the challenges families face, inspiring her commitment to making a positive difference in every client’s life.
Chloe’s approach is driven by a person-centred philosophy. She ensures that clients and their families remain at the heart of every service she delivers.
Philomena Odumenya
Registered Manager
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Philomena is a qualified nurse and midwife with many years of experience to date. As a clinical lead, she has over 11 years’ experience within the Healthcare recruitment industry. Her career this far has taken her to different heights, from delivering patient care within worldwide renowned UK hospitals to filming a 3 series TV healthcare programme with Doctor Christian Jessen. Her passion is to continue achieving clinical excellence and maintain high standards in management & practice.
Donna Mullikin
Clinical Services Manager
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My name is Donna, I live in Cornwall, I’m a registered nurse, I trained as an adult nurse at Plymouth university. I have worked in healthcare for 27 years in various settings. I have been working in complex homecare since 2011 as a lead nurse then progressing into Nurse Manager. Complex care is my passion, I believe everything that we do should focus on the person and their unique circumstances, delivering person-centered care throughout.
Melanie Raufi
Nurse Manager
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Hello, I’m Melanie, and I am a Registered Adult Nurse with many years of experience in various fields including chemotherapy administration and palliative care. I worked for the NHS until 2008 when I went to work in the community with private health providers. I have now been working within complex care for 6 years. My vision is to provide a flexible care approach and aim for the highest quality of care and support for individuals that have bespoke complex and changing needs.
Dahima Smith
Nurse Manager
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Sian Shelton
Paediatric Clinical Lead
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Sian Shelton brings 28 years of experience in paediatric nursing, with a wealth of knowledge gained both in the UK and overseas. Her career has taken her from hospital wards to prestigious children’s hospitals in New Zealand, where she gained expertise in intensive care, A&E, and paediatric forensic work.
Sian’s passion lies in delivering nurse-led, client-centred care within family homes, ensuring children can reach their full potential with optimal support. She enjoys working alongside like-minded colleagues who share her passion for providing excellent care.
Erika Olajos
Nursing Team Manager
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Erika Olajos has been a nurse since 2003 and has extensive experience across various complex care roles. She joined OneCall24 Healthcare in December and has quickly become an integral part of the team. Erika’s passion for care is rooted in her desire to provide high-quality, compassionate support to patients and their families.
Reflecting on her experience with OneCall24 Healthcare, Erika says:
“Since joining, I have observed and received amazing support from everyone. I am excited to continue my journey towards clinical excellence with OneCall24 Healthcare.”
Kareena Symons
Clinical Lead
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Kareena Symons has been a qualified nurse for 24 years, initially specialising in children’s nursing. Throughout her career, she has supported children and adults, ensuring they receive the care they need to live fulfilling lives.
Kareena’s passion for nursing extends beyond her professional life. As a single mother, she spends much of her free time with her daughter, attending horse shows and caring for their animals. This balance between personal and professional responsibilities has given Kareena a unique perspective on delivering patient care with empathy and understanding.
Antonina Bunea
Community Clinical Lead
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Gabby Bunea has extensive experience working in Intensive Care within a military hospital. Her time in the ICU has shaped her approach to nursing, teaching her the value of patience, compassion, and continuous learning. Gabby is passionate about critical care and thrives on learning from her colleagues to improve her practice.
“Being a nurse is not just a profession for me; it’s a calling that drives my commitment to compassionate care.”
Gabby’s open-minded approach allows her to connect deeply with patients, ensuring every individual receives care tailored to their needs.
Maria Micu
Community Clinical Lead
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Maria Micu has always wanted to become a nurse, finding joy in helping others. Since arriving in the UK nine years ago, Maria has worked in various nursing settings, steadily progressing from a Healthcare Assistant (HCA) to her current role as a Community Clinical Lead.
Her dedication to hands-on care and commitment to learning have shaped her career. Maria takes pride in supporting individuals and providing high-quality care to meet her patients’ unique needs.
Andy Vasey
Paediatric Clinical Lead
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Andy Vasey is a registered paediatric nurse based in North Devon with 12 years of experience across hospital settings, hospices, and community care. His career includes work in high-dependency units, A&E, and children’s wards. Since 2018, Andy has focused on complex home care, finding great fulfilment in supporting children with complex health needs.
Andy views complex care as a privilege, enabling him to provide personalised support within family homes. Outside of work, he enjoys exploring the beaches of Devon and Cornwall with his dogs or travelling abroad to experience new cultures.
Richard Burton
Paediatric Nurse Manager
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My name is Richard and I am a registered Paediatric Nurse living in Cornwall. I started my paediatric healthcare journey 11 years ago working as a carer, looking after children with complex health conditions; including palliative care. Since this moment I have always had a passion for complex care. Since then, I gained my professional registration and have worked on the Acute Paediatrics Ward, the Paediatric Emergency Department and my local Children’s Hospice; as well as having children of my own. I ensure that all care facilitated by myself is to the highest standard, making sure the child and family are placed in the very centre of all of their care needs and decision making.
Julia Smith
Clinical Lead
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Julia Smith began her nursing career in Plymouth in the 1980s and has worked across various healthcare fields, including prison health, spinal injuries, and orthopaedics. Her career includes roles as a modern matron and registered manager, with experience spanning both hospital and community care.
As a single parent and grandmother of four, Julia balances her personal life with her passion for nursing. Outside of work, she enjoys skiing, upholstery, and spending time with her pets on outdoor adventures. Julia’s diverse experience has equipped her with the skills to excel in complex care, ensuring every patient receives individualised, high-quality support.
Louise Dobson
Operations Director
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Louise oversees our complex care operations across the UK and South Africa, bringing over 25 years of expertise in leading services and high-performing teams within the complex care sector. She began her career as a community-based Registered Nurse before transitioning into operational management in 1998. As a registered manager for a large corporate domiciliary care organisation, Louise developed a complex care division that went on to become the group’s flagship service.
Before progressing to the Director level, Louise held several senior operational leadership positions, gaining extensive knowledge and experience in complex care operations. Renowned within the sector, Louise is deeply committed to high-quality, person-centred care and operational excellence. Her focus on quality ensures it remains at the heart of everything she does.
“I see my role as an absolute privilege and am in awe of the wonderful work we do daily, making a real difference to our clients and families through our dedicated care teams.”
Ashley Peterson
Clinical Lead
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Ashley Peterson qualified as a nurse in 1999 at The Natal College of Nursing in South Africa, earning credentials in Psychiatry, Midwifery, Community Nursing, and General Nursing for adults and paediatrics. With extensive experience across hospital, community, and management settings, Ashley transitioned into complex care over 20 years ago, with a particular focus on palliative care for children and young adults.
Nursing has always been a deeply rewarding career for Ashley, who takes pride in collaborating with families to create care packages tailored to their unique needs. Having worked with both adults and children in diverse environments, Ashley brings compassion and expertise to every role she undertakes.
Georgina Berwick
Clinical Lead
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Georgina qualified as a nurse in 1999 at De Montfort University in Leicester. She has worked across various hospital and community settings within the NHS before moving into complex care over four years ago. For Georgina, nursing has always been a rewarding journey, and she particularly enjoys working with families to build tailored care packages that meet their needs.
With experience caring for both adults and children in a variety of environments, Georgina brings both professional expertise and a personal touch to her work. Outside of her role, Georgina is a proud mum to two children and two dogs.
Dawn Rudgewick-Brown
Community Clinical Lead
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Dawn brings over 20 years of childcare experience to her role, transitioning to social care in 2021. She joined OneCall24 in September 2023 as a Care Coordinator, managing staff rotas, before advancing to her current position as Community Care Lead for Cornwall. In this role, Dawn oversees daily operations for our complex care clients in Cornwall, ensuring that person-centred care is at the forefront.
Dawn is passionate about enabling clients to live life to the fullest while supporting and encouraging staff in their professional development. She is dedicated to fostering a supportive environment for both clients and team members, striving for the best outcomes every day.
George Gilpin
Community Clinical Lead
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George began his career in 2019 as a Healthcare Assistant, discovering a passion for community care. As a Community Care Lead, George is dedicated to delivering high-quality care to those in need. He supervises healthcare staff and oversees the daily operations of complex care packages, ensuring excellent service delivery. George’s priority is the continuous development of staff, fostering their growth to maintain exceptional care standards in the community.
Carly-Jo Tscherniawsky
Community Clinical Lead
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Carly’s journey in health and social care began over 20 years ago, inspired by her desire to support her disabled brother better. Starting as a Carer, she advanced to managerial roles across complex care, learning disabilities, and elderly care. As a Community Clinical Lead, she enjoys mentoring team members, fostering professional growth, and creating a positive environment where clients can thrive. Carly is committed to collective efforts to enhance care, ensuring every client receives compassionate and personalised support.
Carly believes in championing personal choice and creating memorable, meaningful experiences for clients.
Chris Toureau
Business Development Manager
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Chris brings a wealth of expertise in business strategy, operations, and change management, with a focus on innovation and transformative solutions. Now stepping into a pivotal role with OneCall24 Healthcare, he applies his strategic vision to enhance patient-centred care and improve care delivery. Chris is a collaborative leader, aligning operational and strategic priorities to drive efficiency and quality outcomes. Passionate about engaging diverse perspectives, he is committed to addressing healthcare’s complex challenges through innovative approaches.
Reach out to Chris for care requests or to share your ideas—he’s always open to a conversation!
Bryony Rowlands
Business Development Manager
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With 25 years of experience in recruitment and six years in health and social care, Bryony blends relationship development, strategic vision, and a passion for care. As a Business Developer in the complex care sector, she focuses on creating environments where families and individuals feel genuinely cared for and understood.
Driven by her personal experience as a parent of an autistic son, Bryony brings empathy, collaboration, and tailored care solutions to her role. She is also committed to continuous professional development, recently completing her apprenticeship in Strategic Management to enhance her impact further.
Cindy Lara Allan
Client Development Officer
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Cindy has over 20 years of experience supporting senior leadership teams, combining organisational expertise with strategic vision to drive growth. In her dual role, Cindy manages executive support tasks while spearheading initiatives to identify new opportunities and expand the business. She excels in building key relationships, researching market trends, and driving growth-focused strategies. Adaptable and proactive, Cindy ensures every detail is managed with precision, contributing to the business’s success.
Edgar Dekker
Senior Business Operations Manager
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Edgar is a global customer service expert with extensive leadership experience in high-growth environments. As a Senior Business Operations Manager, he specialises in driving operational efficiency, managing complex business operations, and fostering strategic relationships. With expertise in performance management, change management, and team development, Edgar is dedicated to delivering exceptional service and solving operational challenges.
Sharen Lee Naicker
Complex Care Recruitment and Compliance Manager
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With over eight years of experience in recruitment and compliance, Sharen has honed her ability to source top talent while maintaining industry standards. Her methodical approach ensures a seamless and compliant hiring process, and she thrives on optimising workflows. Sharen is passionate about designing efficient recruitment systems that deliver exceptional results and meet regulatory requirements.
Sam Cassim
Bookings and Billings Manager
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Samantha brings over 14 years of management experience and six years of specialised recruitment expertise to her role. With a deep understanding of financial processes, Samantha ensures budget guidelines are met, and client expectations are consistently exceeded. Her commitment to quality service and compliance has defined her career in the healthcare, children’s services, and education sectors.
Tracey Ward
Quality Assurance Auditor
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Tracey joined OneCall24 Healthcare in September 2024 to manage Quality Assurance within Complex Care. With experience spanning roles at Marie Curie, specialised neurological residential homes, and domiciliary care companies, Tracey is committed to ensuring care quality aligns with regulatory standards. She believes that person-centred care is key to enabling clients to live happily and independently in their own homes.
Susan Stone
Nurse Manager
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Hello, I’m Sue, I started my working life as a healthcare assistant on a youth training scheme looking after children with complex needs. I qualified as a Registered General Nurse at Greenwich District Hospital in 1989. I started my complex care journey in 2012 managing packages for Spinal injuries ,Acquired brain injuries, adult and children’s complex conditions and injuries. I am passionate about my role and love to support clients to work ,play and enjoy life despite difficulties . I love to overcome challenges and understand working as part of team in someone’s home can feel intrusive, that’s why its so important to get the right personalities and skills for your situation. I am a mum to 5 children my youngest daughter has type 1 diabetes. I also love supporting my local sailing club as a safety power boat driver and I love walking my dalmatian in my spare time.
Ntokozo Sengane
Complex Care Team Leader
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My name is Ntokozo Sengane, but everyone calls me Toks, I started with Onecall24 Healthcare in March 2021 as a Complex Care Co-ordinator. A year later I was promoted to a Complex Care Team Lead which has been a great experience assisting our operations Manager oversee the SA team. I love working in Complex Care as it brings so much joy being able to help people who don’t have full capacity to live a normal life be able to fulfil that for them. I’m an action movie kind of lady and I love spending time with my teenage daughter going for a walk in the beach and doing some adventurous activities, actually more me than her.
Ntokozo Sengane
My name is Ntokozo Sengane, but everyone calls me Toks, I started with Onecall24 Healthcare in March 2021 as a Complex Care Co-ordinator. A year later I was promoted to a Complex Care Team Lead which has been a great experience assisting our operations Manager oversee the SA team. I love working in Complex Care as it brings so much joy being able to help people who don’t have full capacity to live a normal life be able to fulfil that for them. I’m an action movie kind of lady and I love spending time with my teenage daughter going for a walk in the beach and doing some adventurous activities, actually more me than her.
Ntokozo Sengane
Complex Care Team Leader
Ntokozo Sengane
Complex Care Team Leader
Ntokozo Sengane
Complex Care Team Leader
A higher level of nurse involvement and visibility throughout our business, to maximise quality in all packages of care and services that we offer. The best quality care, the highest skilled staff, the most compassionate people working with us, led by our industry leading Clinical Nurse Managers.
