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Mason Wells

Private equity

Milwaukee · Growth · 22 people tracked

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Investment thesis

Mason Wells is a private equity firm concentrated on the U.S. Midwest, with a track record spanning more than 25 years. It seeks to create lasting value by prioritizing people, and it partners with companies across areas such as outsourced business services, packaging materials and converting, and engineered products and services. The firm supports growth through strategic acquisitions, geographic and service-line expansion, and organic initiatives, as reflected in its portfolio of investments.

Source: firm website, verified Aug 25, 2026.

Stage
Growth
HQ
Milwaukee, WI, US
Instruments
Equity
Founded
1998
AUM
$1.4B
Tracked investments
47

Team · 22 people

from the firm's website

What they invest in

from 20 of 47 portfolio companies

Advanced Manufacturing ×13Hardware ×6Consumer ×4New Materials ×4Construction Tech ×2IoT ×2Logistics & Supply Chain ×2Medical Devices ×2

HQs:United States×8

Investments · 47 tracked

founders shown can be your intro path
A&R Logistics, Inc.

Provider of dry bulk transportation, packaging, distribution, and logistics solutions to chemical and plastic industry companies.

Accordcartonaccordcarton.comin

Accord Carton is a folding carton packaging manufacturer operating since 1940, handling design, production, and delivery of finished cartons.

Advanced ManufacturingNew Materials

Aquion

Provider of residential and commercial water treatment equipment including softening, purification, and disinfection systems.

Armis Durable Labels

Manufacturer of identification and serialization labeling solutions for regulated applications and harsh environments.

Armislabelsarmislabels.comin

Armis provides durable label solutions, from stock to fully customized labels, serving industries such as electronics, specialty chemicals, energy, industrial manufacturing, medical devices, and logistics.

Advanced ManufacturingLogistics & Supply ChainIngleside, US

AWT Labels & Packagingawtlabelpack.comin

AWT Label & Pack presents itself as a company focused on solving customer problems through innovation, with content referencing microfluidics applications.

Advanced Manufacturing

Buffalogamesbuffalogames.comin

Buffalo Games makes US-manufactured jigsaw puzzles for adults, kids, and families, offering a range of piece counts, artist collections, licensed series (such as Marvel and Star Wars), and themed puzzles.

ConsumerE-commerceGaming

Calvary Industriescalvaryindustries.comin

Calvary Industries formulates and produces blended process chemicals including industrial cleaners, conversion coatings, metalworking fluids, and waste treatment chemistries, and also blends, packages, and processes customer-owned products to specification.

Advanced ManufacturingNew Materials

Charter Nex Films, Inc.

Manufacturer of custom single and barrier layer polyethylene films for flexible packaging applications.

Cleveland Electric Laboratories Company, The

Manufacturer of thermocouple products for high-temperature aerospace, defense, and power generation environments.

Clevelandelectriclabsclevelandelectriclabs.comin

Cleveland Electric Laboratories manufactures high-temperature thermocouples, industrial temperature sensors, and instrumentation for measuring extreme heat, pressure, and strain, including MgO, ceramic, platinum, and noble metal thermocouples.

Advanced ManufacturingHardwareIoT

Coating Excellence International, LLC

Converter of flexible packaging products for office, pet food, consumer staple, industrial, and specialty markets.

Converting, Inc.

Designer, printer, and converter of paper partyware such as napkins, plates, bowls, and cups.

Creative Forming, Inc.

Manufacturer of custom thermoformed plastic packaging and extruder of plastic sheet for food and consumer markets.

Dedicated Computingdedicatedcomputing.comin𝕏

Dedicated Computing designs and manufactures certified embedded computing platforms and rack servers for original equipment manufacturers (OEMs) building mission-critical devices in fields such as medical/lab diagnostics, training, and industrial operations.

Advanced ManufacturingHardwareIoT

Co-investorsMcNally Capital

Drinkcalypsodrinkcalypso.comin𝕏

Calypso produces flavored lemonades and limeades made with real lemon bits and natural flavors, served in glass bottles.

ConsumerFoodTech

Eastpointsportseastpointsports.comin

EastPoint designs home recreational games and products for consumers, including cornhole, billiards, darts, badminton, and arcade-style games.

ConsumerSports Tech

Eddy Packing Co., Inc.

Processor of beef, pork, and poultry products including cooked, marinated, cured, and frozen meats.

GAMFG Precision, LLC

Manufacturer of precision-machined components for diesel engines and fuel injection systems.

General American Corporation

Provider of mortgage loan settlement services and mortgage fulfillment connectivity software.

HyperEdge Corp.

Provider of T1-based broadband access equipment for last-mile telecommunications networks.

InterBay Technologies

Provider of engineering, furnishment, and installation services to the telecommunications industry.

Kdvlabelkdvlabel.comin

KDV Label is a manufacturer of custom pressure-sensitive and specialty labels for food, beverage, household chemicals, industrial, nutraceutical, personal care, and consumer goods brands.

Advanced ManufacturingHardware

Keystoneexpertskeystoneexperts.com

Keystone provides forensic engineering evaluations, on-site property loss inspections, and investigative reports through a nationwide network of qualified engineers, along with accredited educational sessions for claims professionals.

Construction TechInsurTech

King Juice Company, Inc.

Manufacturer and marketer of the Calypso brand of flavored lemonades and limeades.

Lbwhitelbwhite.comin

L.B.

Advanced ManufacturingAgTechHardware

MGS Healthcare Manufacturing

Global supplier of injection molded plastic components, tooling, and equipment for the healthcare market.

Mgsmfgmgsmfg.comin

MGS is a healthcare contract development and manufacturing organization (CDMO) providing product design, precision tooling, custom automation, injection molding, and high-volume manufacturing of plastic components and assemblies.

Advanced ManufacturingHealthtechMedical Devices

Mullinix Packages, Inc.

Manufacturer of thermoformed packaging trays, clamshells, and cups for the food industry.

Nelipak Healthcare Packagingnelipak.comin

Nelipak designs and manufactures custom flexible and rigid healthcare packaging for medical device and pharmaceutical companies, along with services such as cleanroom manufacturing, sterilization, validation, and design/prototyping to support regulatory compliance.

Advanced ManufacturingMedical DevicesNew Materials

NGI Holdings Corp.

Business process outsourcing provider focused on accounts receivable management and collections.

Oilgear Company, The

Manufacturer of fluid power components, hydraulic pumps, valves, motors, and meters.

Oliver Products Company

Provider of medical packaging, foodservice meal packaging, and niche food processing equipment.

Onyx Brandsonyxbrands.com

Onyx Brands offers personal care and beauty products, including a gentle acetone-free nail polish remover, nail-strengthening moisturizer, and foot exfoliation treatments.

ConsumerDirect to ConsumerWellness & Fitness

Pacon Corporation

Manufacturer of K-6 educational arts and crafts and fine art products, with brands including Tru-Ray and Fadeless.

Paragon Development Systems, Inc.

IT integrator providing hardware, software, and services to healthcare, government, education, and corporate sectors.

Paris Presents

Designer and developer of branded beauty and bath accessories for mass, drug store, and specialty beauty channels.

Co-investorsAea Investors

Premix, Inc.

Manufacturer of thermoset composite molding compounds and custom molded composite parts.

Prime Distribution

Non-asset-based third-party logistics provider specializing in warehousing and multi-vendor consolidation.

Qualus Power Services

Provider of outsourced electrical power engineering, testing, and maintenance services to utility and industrial clients.

Radius Packaging

Designer and manufacturer of rigid plastic packaging including blow molded containers and injection molded closures.

Radiuspkgradiuspkg.comin

Radius Packaging designs and manufactures rigid plastic packaging using blow molding and injection molding platforms, offering both off-the-shelf and custom solutions.

Advanced ManufacturingNew Materials

RJW Logistics Group

Provider of retail logistics for consumer packaged goods companies supplying traditional and e-commerce retailers.

Rjwgrouprjwgroup.comin

RJW is a third-party logistics (3PL) provider offering warehousing, trucking, and data analytics for suppliers of Consumer-Packaged Goods (CPG), moving products from customer locations to retailer distribution and e-commerce fulfillment centers.

Logistics & Supply ChainRetail Tech

Stratoincstratoinc.comin

Strato develops and manufactures products for the railroad and transit industry, meeting Association of American Railroads (AAR) requirements and certified to AAR M-1003 and ISO 9001:2015.

Advanced ManufacturingHardwareMobility & Transportation

Structuralconceptsstructuralconcepts.comin

Structural Concepts designs and manufactures refrigerated and heated food display merchandisers for commercial foodservice and retail operators, including cashier-less transactional display systems.

Advanced ManufacturingHardwareRetail Tech

Swat Radonswat-radon.comin𝕏

SWAT Environmental (Soil, Water, and Air Technologies) provides radon mitigation services for homes and workplaces, installing radon reduction systems for residential and commercial customers.

CleantechConstruction Tech

Fund performance · per public LP disclosures

as of Sep 2025
FundVintageCommittedNet IRRTVPIDPI
Mason Wells IIILPs: Teachers' Retirement System of Oklahoma201020.6%3.02x3.02x

Source: public limited-partner disclosures (CalPERS, CalSTRS). Net IRR / TVPI / DPI as reported by the limited partner; a fund's early-year IRR is an interim estimate (J-curve).

Frequently asked questions

How many investments has Mason Wells made?
Mason Wells has 47 tracked investments.
What stage does Mason Wells invest at?
Mason Wells invests at the Growth stage.
What sectors does Mason Wells focus on?
Mason Wells focuses on Advanced Manufacturing, Energy, Logistics & Supply Chain, New Materials.
Where is Mason Wells located?
Mason Wells is headquartered in Milwaukee, US.

Images

Mason Wells photo

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