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John Cosentino
Chairman at
STURM, RUGER & COMPANY, INC.
Net worth: 1 M $ as of 2026-05-30
Profile
John A. Cosentino founded Ironwood Manufacturing Fund LP in 2002, where he worked as Partner from 2002 to 2023.
Mr. Cosentino also currently works at Sturm, Ruger & Co., Inc., as Chairman from 2025, Habco Industries LLC, as Chairman from 2012, and Universal Voltronics Corp.
(Connecticut), as Director.
Mr. Cosentino also formerly worked at Rau Fastener LLC, as President, Chief Executive Officer & Co-Owner from 1993 to 1996, North American Specialty Glass LLC, as Chairman from 2005 to 2012, Primary Steel, Inc., as Vice Chairman from 2005 to 2007, and various other companies.
Mr. Cosentino received his undergraduate degree in 1971 from Harvard University and Masters Business Admin degree in 1974 from The Wharton School of the University of Pennsylvania.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2026-05-26 | 28,953 ( 0.18% ) | 1 M $ | 2026-05-30 |
John Cosentino active positions
| Companies | Position | Start |
|---|---|---|
| STURM, RUGER & COMPANY, INC. | Chairman | 2024-12-31 |
Habco Industries LLC
 Habco Industries LLC Aerospace & DefenseElectronic Technology Manufactures test and maintenance equipment for the aerospace industry | Chairman | 2012-11-30 |
Universal Voltronics Corp. (Connecticut)
 Universal Voltronics Corp. (Connecticut) Electrical ProductsProducer Manufacturing Designs and manufactures high voltage power supplies | Director/Board Member | - |
Former positions of John Cosentino
| Companies | Position | End |
|---|---|---|
Ironwood Manufacturing Fund LP
 Ironwood Manufacturing Fund LP Investment ManagersFinance Functions as a private equity fund | Founder | 2022-12-31 |
| FLUX POWER HOLDINGS, INC. | Director/Board Member | 2022-02-28 |
Addaero Manufacturing LLC
 Addaero Manufacturing LLC Aerospace & DefenseElectronic Technology Manufactures aerospace and defense additives | Director/Board Member | 2018-12-31 |
Whitcraft LLC
 Whitcraft LLC Aerospace & DefenseElectronic Technology Manufactures sheet metal aerospace components | Director/Board Member | 2016-12-31 |
The Bilco Co.
 The Bilco Co. Engineering & ConstructionIndustrial Services Manufactures building products | Director/Board Member | 2015-12-31 |
Training of John Cosentino
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
85
1st degree connections
34
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 34 |
|---|---|
The Black & Decker Corp.
 The Black & Decker Corp. Tools & HardwareConsumer Durables Manufactures power, garden tools, vacuum cleaners and kitchen appliances | Consumer Durables |
Danaher Corp.
 Danaher Corp. Medical SpecialtiesHealth Technology Provides life sciences and diagnostic services | Health Technology |
The Stanley Works Ltd.
 The Stanley Works Ltd. Industrial MachineryProducer Manufacturing Manufactures and markets industrial tools and security solutions | Producer Manufacturing |
Sturm, Ruger & Co., Inc.
 Sturm, Ruger & Co., Inc. Recreational ProductsConsumer Durables Designs, manufactures, and sells firearms | Consumer Durables |
United Technologies Corp.
 United Technologies Corp. Industrial ConglomeratesProducer Manufacturing Manufactures engine parts, elevators, and air-conditioning equipment | Producer Manufacturing |
IES Holdings, Inc.
 IES Holdings, Inc. Engineering & ConstructionIndustrial Services Provides electrical and HVAC installation services for single-family housing and multi-family apartment complexes and offers electrical and mechanical design infrastructure design solutions | Industrial Services |
Ironwood Capital Ltd.
 Ironwood Capital Ltd. Investment ManagersFinance Ironwood invests in lower middle market companies located in the United States with annual revenues of USD 20-250 million and an EBITDA of USD 4-25 million. The firm focuses on a broad range of sectors and industries. It provides both debt and equity financing for acquisitions, buyouts, growth transactions and recapitalizations with an investment size ranging between USD 10- 50 million. It also makes co-investments. | Finance |
North American Specialty Glass LLC
 North American Specialty Glass LLC Industrial SpecialtiesProcess Industries Manufactures architectural glass products | Process Industries |
Universal Voltronics Corp. (Connecticut)
Universal Voltronics Corp. (Connecticut) Electrical ProductsProducer Manufacturing Designs and manufactures high voltage power supplies | Producer Manufacturing |
Habco Industries LLC
Habco Industries LLC Aerospace & DefenseElectronic Technology Manufactures test and maintenance equipment for the aerospace industry | Electronic Technology |
Harvard University
 Harvard University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Wiremold/Legrand
 Wiremold/Legrand Electrical ProductsProducer Manufacturing Manufactures wire and cable management products | Producer Manufacturing |
OMG, Inc.
 OMG, Inc. Construction MaterialsNon-Energy Minerals Produces and supplies construction products for the roofing industry | Non-Energy Minerals |
Todd Combustion, Inc.
 Todd Combustion, Inc. Building ProductsProducer Manufacturing Manufactures boiler burners | Producer Manufacturing |
Flux Power Holdings, Inc.
 Flux Power Holdings, Inc. Electrical ProductsProducer Manufacturing Designs, develops and sells lithium-ion energy storage batteries | Producer Manufacturing |
Simonds International Corp.
 Simonds International Corp. Industrial MachineryProducer Manufacturing Supplies cutting tools and related equipment | Producer Manufacturing |
Spirit Foodservice LLC
 Spirit Foodservice LLC Miscellaneous ManufacturingProducer Manufacturing Manufactures specialty drink straws and accessories | Producer Manufacturing |
WPT, Inc.
 WPT, Inc. Electronic Equipment/InstrumentsElectronic Technology Provides power quality analysis products and technical power system consulting services | Electronic Technology |
Whitcraft LLC
Whitcraft LLC Aerospace & DefenseElectronic Technology Manufactures sheet metal aerospace components | Electronic Technology |
The Bilco Co.
The Bilco Co. Engineering & ConstructionIndustrial Services Manufactures building products | Industrial Services |
Primary Steel, Inc.
 Primary Steel, Inc. Wholesale DistributorsDistribution Services Distributes steel | Distribution Services |
Capital Resource Partners LP
 Capital Resource Partners LP Financial ConglomeratesFinance Provides investment services | Finance |
Capital Resource Partners, Inc.
 Capital Resource Partners, Inc. Investment ManagersFinance Provides investment banking, transaction management and professional consulting services | Finance |
PRO Group, Inc. (Colorado)
 PRO Group, Inc. (Colorado) Miscellaneous Commercial ServicesCommercial Services Operates as a merchandizing and marketing company | Commercial Services |
Rau Fastener LLC | |
PCI Group, Inc.
 PCI Group, Inc. Internet Software/ServicesTechnology Services Provides document delivery and payment processing systems | Technology Services |
The Keeney Manufacturing Co., Inc.
 The Keeney Manufacturing Co., Inc. Building ProductsProducer Manufacturing Manufactures tubular brass products | Producer Manufacturing |
The Wharton School of the University of Pennsylvania
 The Wharton School of the University of Pennsylvania Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Ironwood Manufacturing Fund LP
Ironwood Manufacturing Fund LP Investment ManagersFinance Functions as a private equity fund | Finance |
Spirit Brands, Inc.
 Spirit Brands, Inc. Engineering & ConstructionIndustrial Services Provides heating, ventilation, air conditioning, plumbing and electrical services | Industrial Services |
The Wiremold Co.
 The Wiremold Co. Electronic Equipment/InstrumentsElectronic Technology Manufactures and installs electrical components | Electronic Technology |
World Power Technologies, Inc. | |
Addaero Manufacturing LLC
Addaero Manufacturing LLC Aerospace & DefenseElectronic Technology Manufactures aerospace and defense additives | Electronic Technology |
Simonds International, Inc.
 Simonds International, Inc. Wholesale DistributorsDistribution Services Supplies wood and metal saws | Distribution Services |
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