Mason Wells

Mason Wells, established in 1998, is a Wisconsin-based private equity firm focusing on mid-market investments across the Midwestern United States. It specializes in consumer, industrial, and business service sectors, with a particular interest in biotechnology, medical devices, and life sciences. The firm generates revenues ranging from $25 million to $300 million and seeks to support founders, family owners, and managers in ownership transitions, helping companies and owners achieve their potential while preserving legacy and culture. Its portfolio includes A&R Logistics, AWT Labels & Packaging, CE Power Solutions, Eddy Packing, and Aquion.

Jeff Davidson

Managing Director of Research

Jim Domach

CFO

Kaitie Gannett

Director

Michael Graves

Director

Benjamin Holbrook

Senior Managing Director

Ben Holbrook

Senior Managing Director

Drew Kneisel

Associate

Chris Markgraf

Managing Director

Greg Myers

Senior Managing Director

Christopher Pummill

Managing Director

Tyler Reinecke

Senior Associate

Dan Shanahan

Director

Jacob Simons

Vice President

Damon Thome

Managing Director

20 past transactions

KDV Label

Acquisition in 2021
KDV Label is a specialized manufacturer of labels, serving a broad spectrum of industries nationwide. Utilizing advanced digital technology, the company produces high-quality printing plates in-house, ensuring precise replication of approved designs. KDV Label offers a comprehensive portfolio of pressure-sensitive labels, unsupported films, and dual-layer labels, catering to diverse markets such as consumer goods, beverages, petroleum, and promotional products. The company's expertise lies in understanding and supporting the long-term packaging needs of its clients, providing tailored promotional packaging strategies.

RJW Transport

Acquisition in 2019
RJW Transport, Inc. is a freight transportation company based in Woodridge, Illinois, founded in 1981. The company specializes in a wide range of services, including truckload, less than truckload (LTL), intermodal, climate-controlled, dedicated, and expedited delivery services. In addition to transportation, RJW Transport also offers warehousing and logistics solutions. With a focus on providing effective supply chain solutions, the company is particularly adept at LTL consolidation services tailored for consumer packaged goods suppliers catering to large national retailers. RJW Transport's asset-based approach ensures that it delivers comprehensive logistics expertise to meet the needs of its clients.

Structural Concepts Corporation

Acquisition in 2018
Structural Concepts Corporation is a designer and manufacturer of temperature-controlled display cases for the food service and supermarket sectors. Founded in 1972 and based in Muskegon, Michigan, the company specializes in a variety of products, including refrigerated and non-refrigerated cases, upright door designs, and modular systems for both heated and frozen goods. Its innovative designs focus on enhancing the presentation of perishables and prepared foods, ultimately helping customers increase sales and profits. Structural Concepts Corporation is committed to engineering excellence, emphasizing research and development to create solutions that improve performance, energy efficiency, and operating costs while delivering reliable and visually appealing merchandising options.

Buffalo Games

Acquisition in 2018
Buffalo Games, Inc. is a manufacturer and marketer of jigsaw puzzles, board games, card games, and party games designed for families and friends. Founded in 1986 and based in Buffalo, New York, the company distributes its products through various channels, including mass retail, online retailers, specialty stores, and craft or hobby outlets. Buffalo Games focuses on providing engaging and innovative entertainment experiences, offering a wide range of products that cater to both children and adults. Its commitment to quality and creativity has established the company as a notable player in the games and puzzles market in America.

EastPoint Sports

Acquisition in 2018
EastPoint Sports, Ltd. is a manufacturer and supplier of indoor and outdoor recreational sporting goods, headquartered in Whippany, New Jersey. Established in 2009, the company designs, imports, and markets a diverse range of products, including table games, indoor sports, and Majik games, as well as lawn games such as horseshoes, volleyball, and croquet. Additionally, EastPoint offers tailgate games like ladderball and bean bag toss, catering to various recreational activities. The company sells its products through both retail and e-commerce channels across North America, focusing on providing durable and affordable options for consumers seeking recreational entertainment.

L.B. White Company

Acquisition in 2017
L.B. White Company is a global manufacturer specializing in heating solutions tailored for the agricultural, horticultural, industrial, construction, and special event tent rental sectors. With over 65 years of experience, the company produces a diverse range of products including forced air heaters, brooders, tube heaters, handheld gas torches, convection heaters, and portable heaters. L.B. White is committed to meeting the unique heating requirements of various environments, offering custom solutions that prioritize fuel efficiency and reliability. The company's dedication to quality is reflected in its focus on providing dependable heating systems and exceptional service to its clients worldwide.

King Juice

Acquisition in 2017
King Juice is a manufacturer and marketer of the Calypso brand of lemonade drinks and a co-manufacturer of non-alcoholic beverages. Calypso, the originator of the Flavored Lemonade category, has evolved from four Lemonade blends into twenty unique Lemonade, Limeade, and Teamonade combinations over the past nineteen years.

MGS Mfg. Group

Acquisition in 2016
MGS Mfg. Group is a manufacturing solutions company specializing in injection-molded parts and related components for various markets, including healthcare, consumer goods, automotive, and electronics. The company provides a comprehensive range of services, including engineering and design-for-manufacture, mold making, and sampling and development. MGS Mfg. Group also offers value-added contract manufacturing operations and multishot technologies, which enhance the capabilities and precision of its high-quality plastic products. By catering to a diverse clientele of original equipment manufacturers and brand owners across multiple industries, the company leverages its extensive experience to deliver innovative manufacturing solutions throughout North America and Europe.

Nelipak Holdings

Acquisition in 2013
Nelipak Holdings, operating as Nelipak Healthcare Packaging, specializes in the design, development, and manufacturing of custom thermoformed packaging products tailored for the medical device and pharmaceutical industries. Founded in 1953 and headquartered in Cranston, Rhode Island, the company provides a diverse array of products including medical device trays, surgical procedure trays, pharmaceutical handling trays, and various packaging solutions such as blisters, pouches, and sealing machines. Nelipak's offerings are designed to ensure the protection and sterility of medical devices and pharmaceuticals across multiple sectors, including orthopedics, oncology, respiratory care, and diagnostics. The company operates additional production facilities in Phoenix, Arizona; Venray, the Netherlands; Galway, Ireland; Heredia, Costa Rica; and Humacao, Puerto Rico, enabling it to serve clients globally with effective and reliable packaging solutions.

Aquion

Acquisition in 2013
Aquion, Inc. is a manufacturer based in Roselle, Illinois, specializing in water treatment equipment and water quality solutions since its founding in 1953. The company produces a diverse range of products, including water conditioners, iron filters, carbon filters, drinking-water purifiers, ozone and ultraviolet disinfection systems, reverse osmosis systems, and acid neutralizers. These products cater to both residential and commercial markets, providing essential solutions for water treatment needs. Aquion also serves independent water treatment dealers, as well as plumbing and home improvement contractors, primarily in the United States, Canada, and internationally. The company has manufacturing operations located in San Luis Obispo, California.

OpGen

Series B in 2010
OpGen, Inc. is a precision medicine company focused on developing molecular diagnostics and informatics to address infectious diseases. Headquartered in Gaithersburg, Maryland, OpGen offers a range of products designed to provide clinicians with rapid and actionable information regarding life-threatening infections, ultimately aiming to enhance patient outcomes and reduce the spread of multidrug-resistant organisms (MDROs). Its key offerings include the Acuitas AMR Gene Panel, which detects bacterial nucleic acids and genetic markers of antimicrobial resistance, and the QuickFISH and PNA FISH products for pathogen identification in blood cultures. Additionally, OpGen provides the Acuitas Lighthouse informatics system, a cloud-based platform that integrates clinical lab results with patient and hospital data to support the management of antimicrobial-resistant infections. The company collaborates with the New York State Department of Health to develop solutions for detecting and tracking such infections in healthcare settings. Established in 2001, OpGen continues to innovate in addressing the critical challenge of antibiotic resistance through its advanced molecular microbiology solutions.

Deltanoid Pharmaceuticals

Series B in 2007
Deltanoid Pharmaceuticals, Inc. is a biopharmaceutical company based in Madison, Wisconsin, dedicated to the research, development, and commercialization of innovative therapies for various human diseases. Founded in 1999, the company specializes in vitamin D analogs and other compounds, primarily focusing on treatments for renal diseases, osteoporosis, and skin conditions. Notably, Deltanoid's lead product, DP001, targets secondary hyperparathyroidism in patients with chronic kidney disease undergoing hemodialysis, while another product, DP006, is aimed at treating acne. The company leverages raw university inventions and has established partnerships to advance its drug development initiatives, including a collaboration with Novadiol, Inc. for the development of a vitamin D therapy. Deltanoid's mission is to enhance health outcomes by unlocking the potential of vitamin D receptor-based therapies.

OpGen

Venture Round in 2007
OpGen, Inc. is a precision medicine company focused on developing molecular diagnostics and informatics to address infectious diseases. Headquartered in Gaithersburg, Maryland, OpGen offers a range of products designed to provide clinicians with rapid and actionable information regarding life-threatening infections, ultimately aiming to enhance patient outcomes and reduce the spread of multidrug-resistant organisms (MDROs). Its key offerings include the Acuitas AMR Gene Panel, which detects bacterial nucleic acids and genetic markers of antimicrobial resistance, and the QuickFISH and PNA FISH products for pathogen identification in blood cultures. Additionally, OpGen provides the Acuitas Lighthouse informatics system, a cloud-based platform that integrates clinical lab results with patient and hospital data to support the management of antimicrobial-resistant infections. The company collaborates with the New York State Department of Health to develop solutions for detecting and tracking such infections in healthcare settings. Established in 2001, OpGen continues to innovate in addressing the critical challenge of antibiotic resistance through its advanced molecular microbiology solutions.

OpGen

Series B in 2005
OpGen, Inc. is a precision medicine company focused on developing molecular diagnostics and informatics to address infectious diseases. Headquartered in Gaithersburg, Maryland, OpGen offers a range of products designed to provide clinicians with rapid and actionable information regarding life-threatening infections, ultimately aiming to enhance patient outcomes and reduce the spread of multidrug-resistant organisms (MDROs). Its key offerings include the Acuitas AMR Gene Panel, which detects bacterial nucleic acids and genetic markers of antimicrobial resistance, and the QuickFISH and PNA FISH products for pathogen identification in blood cultures. Additionally, OpGen provides the Acuitas Lighthouse informatics system, a cloud-based platform that integrates clinical lab results with patient and hospital data to support the management of antimicrobial-resistant infections. The company collaborates with the New York State Department of Health to develop solutions for detecting and tracking such infections in healthcare settings. Established in 2001, OpGen continues to innovate in addressing the critical challenge of antibiotic resistance through its advanced molecular microbiology solutions.

Zystor

Series A in 2004
ZyStor Therapeutics, Inc. is a privately-held biotechnology company focused on developing enzyme replacement therapies for lysosomal storage diseases. The company specializes in creating innovative replacement technologies that enhance the delivery of therapeutics designed to substitute for missing lysosomal enzymes. These therapies aim to address the needs of patients suffering from genetic disorders characterized by lysosomal storage dysfunction.

Mezzia

Series C in 2004
Mezzia Inc., established in 1999 and based in Indianapolis, Indiana, specializes in developing on-demand capital expenditure management solutions tailored to the healthcare industry. Their web-based platform streamlines the entire capital cycle, from planning and budgeting to spending and reporting, enabling healthcare organizations to efficiently manage their facilities' assets and capital projects.

AnVil Informatics

Series A in 2001
AnVil, Inc., a life sciences discovery company, provides in silico drug discovery and drug development solutions. The company specializes in exploring data sets in DNA microarrays, protein microarrays, cheminformatics, screening, and clinical trial data for pharmaceutical, biotechnology, genomics, and proteomics industries. It combines data mining, statistical analysis, and visualization methods to reveal information in data sets from healthcare and health insurance clients. The company also develops algorithms and tools that support the analysis of data, disease identification, and outcome measure definitions. AnVil, Inc. was formerly known as AnVil Informatics.

HyperEdge

Series B in 2000
HyperEdge Corporation specializes in designing and marketing loop management systems and access equipment tailored for local exchange carriers. The company’s flagship product, the UNELink loop management system, automates critical processes such as assignment, provisioning, testing, turn-up, and protection of local services, thereby addressing the challenges faced in scaling DSL networks without requiring technician dispatch. Additionally, HyperEdge offers T1-based broadband access products that enhance network interfaces at the edge of the local loop. Primarily serving large and medium-sized commercial customers, HyperEdge was founded in 1992 and is headquartered in Batavia, Illinois. It operates as a subsidiary of Westell Technologies, Inc.

Gala Biotech

Venture Round in 2000
Gala Biotech, established in 1996 and based in Middleton, Wisconsin, is a biotechnology company specializing in gene insertion and expression technologies. Originally founded to produce pharmaceutical proteins in the milk of transgenic cows, Gala has evolved to focus on its proprietary GPEx® technology, which enables the rapid creation of stable, high-expressing mammalian cell lines for various gene products. With a team of over 40 employees, including 16 PhD scientists, Gala provides essential capabilities in molecular biology, cell line development, and biopharmaceutical manufacturing. The company plays a critical role in helping biotech researchers discover and characterize new therapeutic proteins by accelerating their development through GPEx® technology. To support this mission, Gala has established a state-of-the-art, 43,000 square-foot facility dedicated to GPEx®-based cell line development and compliant protein production, addressing the challenges of production support for clinical development.
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