Medical Devices Acquisitions in Wisconsin

Quantum Surgical has acquired NeuWave Medical and combined both businesses under a newly created parent, Precision IO Group Inc., to expand a robotic-assisted tumor ablation platform. The deal is supported by investment from Ally Bridge Group and aims to integrate Quantum Surgical's Epione robotic system with NeuWave's microwave ablation technology to broaden access to minimally invasive interventional oncology care.

Los Angeles-based private equity firm Vance Street Capital has partnered with Molded Rubber and Plastic Corporation (MRPC), a family-owned, ISO 13485-certified medical device contract manufacturer headquartered in Butler, Wisconsin. Vance Street will support MRPC's capability and capacity expansion while existing CEO and shareholder Greg Riemer will remain in place; financial and legal advisors and lenders were disclosed but transaction terms were not.

Promus Equity Partners, a Chicago-based private equity firm, completed its acquisition of Dr. Comfort from Enovis Corporation on October 7, 2025. Promus will operate Dr. Comfort as an independent business and partner with management — including newly appointed CEO Kunal Nandy — to invest in product innovation and strengthen the company's position in therapeutic diabetic footwear.

SRM Equity Partners acquired RF Technologies, a Brookfield, Wisconsin–based provider of safety and RTLS solutions for healthcare, senior living, education and hospitality, in a transaction effective June 5, 2025. The deal preserves management continuity (founder Glen Jonas to remain as Non‑Executive Chairman) and positions RFT to scale through operational improvements, digital transformation and strategic acquisitions under SRM’s ownership.

Nihon Kohden has acquired a 71.4% stake in NeuroAdvanced Corp., the parent of Ad‑Tech Medical Instrument Corporation, from ARCHIMED’s MED II fund, with ARCHIMED retaining a 28.6% minority stake and entering a joint venture with Nihon Kohden. The deal brings together Nihon Kohden’s EEG and monitoring platform with Ad‑Tech’s intracranial neuroelectrodes to strengthen epilepsy diagnostics and expand Ad‑Tech’s global reach across North America, Europe and Asia.

ArchStar Capital led a recapitalization investment in Tess Oral Health, the Eau Claire, Wisconsin-based manufacturer of custom-imprinted toothbrushes and dental kits. Parkway Capital (part of Calvert Street Investment Partners) provided subordinated debt and equity to support the transaction; proceeds will be used to bolster Tess's sales, marketing and operational capabilities.

RoundTable Healthcare Partners has completed the sale of TIDI Products to TJC, LP (TJC). TIDI, a Neenah, Wisconsin-based manufacturer, marketer and distributor of medical and patient-safety products, was majority-held by RoundTable since 2015; terms were not disclosed.

ATS Corporation has entered into a definitive agreement to acquire Avidity Science, a designer and manufacturer of automated water purification and delivery systems for biomedical and life science applications, for US$195 million. The acquisition strengthens ATS's life sciences capabilities and is expected to close in Q4 2023 subject to customary regulatory filings.

ARCH Medical Solutions has acquired American Prosthetic Components (APC) of Green Bay, Wisconsin. APC will become ARCH – American Prosthetic Components, expanding ARCH's prosthetic component manufacturing capabilities as part of its medical device contract manufacturing platform.

ArchiMed, through its MED Platform II fund, completed a take‑private acquisition of Natus Medical Incorporated, with Natus shareholders receiving $33.50 per share. ArchiMed said it will internationalize and grow Natus' neurodiagnostics product portfolio, reinforce R&D, and pursue complementary bolt‑on acquisitions.

ARCH Medical Solutions Corp., a Jordan Company platform, has acquired MedTorque, a precision manufacturer of orthopedic instruments and implants with facilities in Kenosha, Wisconsin and Elmhurst, Illinois. The transaction, an add-on to ARCH’s medical manufacturing platform, was an exit for Parallel49 Equity and expands ARCH’s capabilities in orthopedic instruments, torque-limiting drivers, and robotic-assisted surgical components.

HealthEdge Investment Partners completed a platform investment in Anodyne, a provider of lifestyle-oriented clinical footwear and custom orthotics most commonly prescribed for diabetic patients. HealthEdge will partner with Anodyne to accelerate growth, expand distribution and scale the company's in-house manufacturing capabilities.

Argon Medical Devices, a U.S.-based medical device manufacturer, acquired Matrex Mold and Tool, a Portage, Wisconsin custom mold and tool manufacturer. The acquisition vertically integrates Argon's manufacturing capabilities, enabling in-house production of prototype and production molds to improve quality control and shorten time-to-market.

Etac, a subsidiary of Swedish investor Nordstjernan, has acquired 100% of Ki Mobility, a US-based developer of complex manual rehab wheelchairs and seating. The acquisition expands Etac’s product offering and establishes a dedicated North American mobility organization to support growth in the US and global export markets.

Comar, a PE-backed manufacturer of rigid plastic solutions, has acquired iMARK Molding, a Woodville, Wisconsin-based custom contract manufacturer focused on medical devices. The acquisition expands Comar's cleanroom scientific injection molding capacity and engineering capabilities to better serve medical, diagnostic, and pharmaceutical customers; iMARK's management will remain in place and no plant closures or layoffs are expected.

Chicago-based Beecken Petty O'Keefe & Company (BPOC) acquired a majority equity stake in Midwest Products & Engineering (MPE), a Milwaukee-based designer and manufacturer of mobile and stationary healthcare products. The transaction closed September 24, 2019, as Pfingsten sold MPE to BPOC; financial terms were not disclosed and MPE's CEO Hank Kohl will remain in place to continue growth initiatives under BPOC's healthcare-focused platform.