Gretchen Roscoe

FOUNDER & PILATES TEACHER

Gretchen is the owner and lead teacher of the studio, bringing over 36 years of experience in movement, athletic training, and coaching. As an NCPT-certified Pilates teacher, she is deeply rooted in the original work of Joseph Pilates, using his system of exercises as a foundation to help clients move with greater strength, control, and awareness.

Her approach is highly adaptive and informed by a strong medical and movement background. Gretchen meets each client where they are—whether they are new to Pilates, returning from injury, or looking to refine their performance—and designs sessions that support long-term, sustainable progress. With a sharp eye for posture and movement patterns, she helps clients understand their bodies on a deeper level, creating meaningful and lasting change.

Known for her supportive yet challenging style, Gretchen creates an environment where clients feel encouraged, capable, and motivated. Her goal is not just to guide a workout, but to empower each individual with the strength, alignment, and confidence to move better in everyday life.

Donna Hong

PILATES TEACHER

Donna Hong is a classically trained movement teacher and recent graduate of GRP Studio, where she developed a deep respect for precision, artistry, and intelligent sequencing. Her background blends technical rigor with a warm, intuitive teaching style, allowing her to meet students exactly where they are while guiding them toward lasting progress. Donna’s gentle yet life‑giving approach emphasizes quality of movement, mindful strength-building, and sustainable mobility.  Known for her thoughtful and highly personalized guidance, Donna creates classes that feel both supportive and empowering. She takes the time to understand each client’s individual needs, helping them build confidence in their bodies while improving alignment, coordination, and overall resilience. Her cues are clear and encouraging, fostering an environment where students feel safe to explore, challenge themselves, and grow.  At the heart of Donna’s teaching is a strong belief in community and connection. She cultivates a welcoming, inclusive space where clients can move with intention, celebrate small wins, and thrive together. Whether working with beginners or more experienced movers, Donna’s goal is always the same: to help people feel stronger, more mobile, and more at home in their bodies—both inside and outside the studio.

Mariana Mandanas

PILATES TEACHER

Mariana is a classically trained Pilates teacher known for her professionalism, warmth, and deep dedication to her craft. She brings a rare blend of curiosity, precision, and genuine care to every session, creating an experience that feels both intentional and inviting. Her calm presence and focused energy help clients feel supported, understood, and confident as they move.  Highly inquisitive and exceptionally thoughtful, Mariana approaches teaching with a sharp, analytical mind and an open heart. She is deeply invested not only in Pilates as a physical practice, but as a comprehensive theory and philosophy of movement. This love for the method informs her attentive cueing, intelligent progressions, and ability to connect exercises to larger movement principles, helping clients build both understanding and strength.  Mariana’s hyper-focused attention allows her to notice subtle details and tailor each session with precision, ensuring that clients feel challenged without being overwhelmed. Her passion for learning and refinement is evident, earning consistent praise from both clients and colleagues for her insight, reliability, and depth of knowledge.  Above all, Mariana is genuinely in love with the practice and the process. She creates an environment rooted in respect, curiosity, and thoughtful exploration—inviting clients to move with awareness, develop confidence, and experience Pilates as a lifelong, meaningful relationship with their bodies.

Sonya Parker

ADMINISTRATOR

Sonya brings decades of administrative and executive support experience to her role at GRP, providing a steady, thoughtful presence that helps the studio run smoothly and efficiently. With a strong background in organization, communication, and client care, she is often the first point of connection for students, ensuring every interaction feels welcoming, clear, and supportive.  As a dedicated Pilates student for more than 15 years, Sonya brings a unique perspective to her work. She deeply understands the challenges, breakthroughs, and personal journeys that come with a consistent Pilates practice. This firsthand experience allows her to empathize with each client’s needs and to support them with insight, patience, and encouragement.  Sonya’s blend of professional expertise and genuine love for Pilates makes her an invaluable part of the GRP community. She bridges the administrative and movement worlds with warmth and attentiveness, helping students feel seen, supported, and confident as they navigate their practice and their time in the studio.