B. Riley Securities Advises Neurosurgery One on its Strategic Joint Venture with AdventHealth

LOS ANGELES, August 13, 2024 — B. Riley Securities, Inc. ("B. Riley"), a leading middle market investment bank and subsidiary of B. Riley Financial, Inc. (Nasdaq: RILY), is pleased to have served as financial advisor to Neurosurgery One Holdings, LLC ("NSO"), a prominent neurosurgical and pain management practice in the Denver metropolitan area, in its successful joint venture with AdventHealth, a nationwide network of non-profit hospitals and outpatient health care facilities operating in nearly a dozen states.

In connection with the transaction, NSO's physicians have joined AdventHealth's national network of leading healthcare providers. The new joint venture strengthens AdventHealth's surgical capabilities across the care continuum.

"Our primary aim at NSO has always been to deliver exceptional neurosurgical and pain management care combined with an outstanding patient experience," said David VanSickle, M.D., NSO owner and board-certified neurosurgeon. "To further support this mission in a rapidly developing neurosurgical healthcare environment, we have partnered with AdventHealth to help us expand our patient reach" said J. Adair Prall, M.D., NSO owner and board-certified neurosurgeon.

NSO's physicians have been recognized for more than a decade for their excellence in customized and advanced treatment plans. NSO uses the most-advanced procedures and technology for the provision of care and offers the full spectrum of neurosurgical and pain management services.

"We were pleased to work with NSO in support of its new partnership with AdventHealth to form a unique neurosurgical and pain management practice providing services across the musculoskeletal care continuum throughout the Denver area," said B. Riley Securities' Alex Wolodzko.

B. Riley Securities' Healthcare & Life Sciences practice provides a full suite of investment banking services to healthcare companies across the care continuum. Areas of specialization include providers, outsourced provider services, payors and payor services, behavioral health, digital health, outsourced pharmaceutical services, pharmacy; pharmaceuticals, medical products, and medical devices.

B. Riley's deal team was led by Alex Wolodzko and was supported by Reese Andrade and Jacob Simantob. For more information about this transaction, please contact Alex Wolodzko by phone at 224-465-9866 or via email at awolodzko@brileyfin.com.

About B. Riley Securities
B. Riley has served as a preeminent fixture in middle market brokerage and investment banking landscape for over 25 years. We provide a full suite of investment banking and capital markets services to companies, financial sponsors, and institutional investors across all industry verticals. Investment banking services include initial, secondary and follow-on offerings, institutional private placements, merger and acquisition advisory, SPACs, debt financing, corporate restructuring and recapitalization. Widely recognized for our thematic proprietary equity research, clients benefit from B. Riley's extensive network, industry expertise, and proven execution capabilities of our end-to-end financial services platform. Please see disclosures about B. Riley Securities Research here. The firm is a subsidiary of B. Riley Financial (Nasdaq: RILY). Visit www.brileysecurities.com for more information.