Jen Grossi

Jennifer Grossi is a certified fitness instructor, personal trainer, and nutrition coach with over 20 years of experience helping people move better, feel stronger, and build confidence in their bodies. Her career spans a wide range of settings, including volunteering as a fitness instructor at the YMCA, teaching group fitness classes at The Club at White Oaks, and creating and delivering fitness programs for the City of St. Catharines.

Jennifer has extensive experience coordinating and teaching choreographed fitness classes, thoughtfully designed around music to enhance energy, flow, and participant engagement. She is known for creating structured, well-planned classes that balance creativity, accessibility, and effective training principles.

Through her professional business, Jen Grossi Fitness and Nutrition, Jennifer provides personal training, nutrition coaching, and children’s fitness instruction, designing programs that are inclusive, sustainable, and rooted in real life. She creates welcoming environments where participants of all ages and abilities feel supported, challenged, and empowered.

By day, Jennifer is also a public relations professional, bringing strong communication, community engagement, and relationship-building skills into her fitness work. This unique combination allows her to connect authentically with individuals, organizations, and communities while bridging wellness, education, and meaningful impact.