What is SI-BONE?
SI-BONE, Inc. is a prominent medical device company headquartered in Santa Clara, California, dedicated to developing and commercializing innovative solutions for Sacroiliac (SI) joint dysfunction, pelvic trauma, and spinopelvic fixation. Leveraging its proprietary iFuse Technology, the company addresses critical unmet needs in orthopedic surgery and spinal care. Since its inception in April 2008, SI-BONE has established itself as a leader in its niche, driven by a commitment to improving patient outcomes through advanced surgical techniques and devices. The company's focus on the SI joint, a complex anatomical region often implicated in chronic low back pain, highlights its specialized expertise and market differentiation.
How much funding has SI-BONE raised?
SI-BONE has raised a total of $399.4M across 10 funding rounds:
Unspecified
$16M
Private Equity
$33M
Private Equity
$21M
Debt
$39.2M
Private Equity
$20M
Stock Offering
$124.2M
Stock Offering
$53.5M
Debt
$40M
Debt
$51M
Unspecified (2011): $16M led by Skyline Ventures and Montreux Equity Partners
Private Equity (2014): $33M supported by OrbiMed, Skyline Ventures, Montreux Equity Partners, and Novo A/S
Private Equity (2015): $21M featuring OrbiMed, Redline Capital Management, Skyline Ventures, and Montreux Equity Partners
Debt (2015): $39.2M backed by Silicon Valley Bank and Oxford Finance
Private Equity (2016): $20M with participation from Arboretum Ventures, Redline Capital Management, Skyline Ventures, Montreux Equity Partners, OrbiMed, and Novo A/S
Stock Issuance/Offering (2018): $124.2M, investors not publicly disclosed
Stock Issuance/Offering (2020): $53.5M, investors not publicly disclosed
Debt (2020): $40M featuring Solar Capital Partners
Debt (2023): $51M backed by Silicon Valley Bank
Key Investors in SI-BONE
OrbiMed
OrbiMed Advisors LLC is a specialized investment firm focused on the healthcare sector, with deep expertise spanning multiple therapeutic and commercial domains. The firm manages capital across biopharmaceuticals, medical devices, digital health platforms, diagnostics, and healthcare services, bringing together investment professionals with extensive experience in life sciences and healthcare business development.
Skyline Ventures
Skyline Ventures, formed in 1997, is a nationally-known venture capital firm that specializes in investing in outstanding product-focused healthcare companies. The company's areas of expertise include small molecule and protein therapeutics; medical devices; diagnostics; and technologies that facilitate drug discovery and life science research.
Montreux Equity Partners
Montreux Growth Partners specializes in investing in high growth, commercial stage companies that offer category leading products, technologies, and services. The firm focuses on accelerating the scale of its investments to drive growth. Their target clients are innovative companies looking for strategic growth investments.
What's next for SI-BONE?
The substantial enterprise-level funding and recent strategic investment indicate SI-BONE is poised for significant growth and market penetration. This capital infusion is likely to fuel further research and development of its iFuse Technology, expand its commercial reach globally, and potentially support strategic acquisitions or partnerships. The company's trajectory suggests a focus on scaling its operations to meet increasing demand for its specialized orthopedic solutions, reinforcing its position as a key player in the medical device industry. Future developments may include the introduction of next-generation products and broader adoption of its technologies in clinical practice.
See full SI-BONE company page
