Eric Casaburi Net Worth, Relationships, Age/Birthdate & Birthday

Eric Casaburi — A Journey from Gym Floors to Wellness Empire

Few entrepreneurs chart a path from scrubbing locker rooms to leading a nationwide wellness empire. Eric Casaburi is one such figure. His story is one of grit, reinvention, and a relentless commitment to health — both physical and financial. Below is a deep dive into the life, business ventures, reported net worth, and personal background of Casaburi: a man who turned grief into muscle, and muscle into multiple businesses.

Turning Grief into Grit: Early Spark of a Vision

Casaburi’s roots trace back to New Jersey, where he was born and raised. The death of his mother when he was a teenager hit him hard — but also marked a turning point. At fifteen, he turned to the gym to channel his pain, beginning a lifelong dedication to fitness.

While attending college, he worked multiple jobs to support his fitness habit: from cleaning club floors to other odd jobs.  Eventually, his passion for bodybuilding and fitness outgrew the typical gym-goer’s ambitions. Rather than just lifting weights, Casaburi would lift his entire future.

From Humble Gym to a Franchise Phenomenon

At 23 years old, Casaburi opened his first gym — a bold move that laid the foundation for what would become a major fitness brand.  That gym, and the philosophy behind it, eventually evolved into Retro Fitness.

Casaburi’s model was simple but powerful: provide quality equipment and services at an affordable price, democratizing fitness for those who — like him in his youth — cared more about health than high-cost exclusivity.

Despite economic headwinds (including a recession), Retro Fitness gained traction. Its low-cost model resonated with people wanting value in tough times. Over time, Casaburi refined the business model: what began as a single gym grew into dozens, then hundreds. By the mid-2010s, Retro Fitness had rapidly expanded through franchising, offering a standardised experience via operations manuals and consistent membership value across locations.

By providing accessible fitness and creating a repeatable, scalable brand, Casaburi turned what started as a youthful escape into a powerful business vehicle.

Reinvention: From Gyms to Longevity and Wellness

Casaburi didn’t stop at gyms. In 2021, he launched another venture — Serotonin Anti-Aging Centers — signaling a shift from pure fitness to holistic wellness and longevity.

Serotonin centers on services like hormone replacement therapy, medical weight loss, red-light therapy, IV therapy, and aesthetic treatments such as Botox and microneedling. As Casaburi explained, this pivot was inspired in part by personal experiences: his wife’s journey through hormone therapy made him aware of how much deeper and broader health concerns could be beyond traditional gym offerings. 

Under Casaburi’s leadership, Serotonin quickly grew — with nearly 100 franchise units sold or in development as of mid-2024. He envisions potentially scaling the brand to hundreds or even a thousand locations across the U.S., extending his legacy from bodybuilding to longevity and quality of life.

The shift reflects a broader reading of wellness — one not limited to muscle and cardio, but to aging, vitality, and long-term health optimization. It’s a testament to Casaburi’s adaptability and business acumen.

The Financial Picture: What His Net Worth Suggests

According to a publicly available estimate, Casaburi’s net worth is approximately US $30 million. This figure, while not independently verified, reflects the cumulative success of his ventures — from Retro Fitness gyms to the growing Serotonin anti-aging brand, as well as associated revenues from franchising, brand licensing, and media appearances.

It’s worth noting that such net worth estimations often rely on public data, franchise valuations, and projected earnings — rather than audited personal financial disclosures. Nevertheless, the $30 million benchmark places Casaburi among successful mid-tier entrepreneurs who built their wealth through scaling service businesses, not through inheritance or tech-venture windfalls.

Beyond Business: Personal Life & What Motivates Him

Casaburi is not only an entrepreneur — he’s also a family man. His wife, Kim Casaburi, plays a significant role in his venture into wellness: her personal health journey influenced the founding of Serotonin Anti-Aging Centers.

Though details about their children are rarely publicized, press releases and interviews often reference family life, giving a sense that balancing business ambition with personal well-being remains central to Casaburi’s identity.

On his personal website and social media presence, Casaburi positions himself as a mentor to entrepreneurs and fitness enthusiasts — offering guidance not only on business strategies but also on health, wellness, and lifestyle.

According to his public bio, Casaburi values authenticity, transparency, and hard work: qualities that he says propelled him from cleaning gym floors to building franchise empires.

A Missing Piece: Birthdate & “Birthday” — What We Know (and Don’t)

Despite extensive public coverage of Casaburi’s professional life, there is no widely verified publicly available record of his full birthdate (month, day, and year). Several background summaries list the year of birth ambiguously as 1974, without a specific date.

Because I depend on publicly accessible and reliable sources, I cannot responsibly state a full birthdate or birthday for Casaburi — doing so would risk propagating unverified or speculative personal data.

Consequently:

• I cannot provide a confirmed “birthday” with month and day.

• For “age/birthdate,” only the approximate birth year 1974 is sometimes cited — but without credible verification, it remains speculative.

Until Casaburi (or a trusted public record) discloses a full birthdate, any claim to a specific birthday would be unfounded.

What Casaburi’s Path Teaches About Reinvention, Resilience, and Wellness

Eric Casaburi’s journey is striking not because it’s glamorous, but because it’s real and replicable. He started from basic gym jobs driven by grief and used that pain as fuel. He built a fitness empire by catering to everyday people with affordable access to health and training. And when the fitness landscape matured, he didn’t settle — instead, he pivoted into the emerging realm of longevity and wellness, anticipating shifts in how society views health over a lifetime.

His story underscores several lessons:

• That passion, when paired with discipline and hustle, can fuel scalable success.

• That business models grounded in value (rather than exclusivity) can thrive in turbulent economic times.

• That adaptation — from gyms to med-spa wellness centers — can sustain and even expand one’s impact across decades.

Casaburi stands as an example for entrepreneurs, wellness advocates, and anyone who believes that transformation begins with self-discipline and willingness to evolve.