Ironwood Capital

Ironwood Capital, established in 1985, is a private equity firm headquartered in Avon, Connecticut, with additional offices in Boston and Birmingham. The firm specializes in providing non-control growth capital solutions to middle-market businesses, primarily through subordinated debt and preferred stock investments ranging from $5 million to $20 million. Ironwood Capital focuses on supporting business owners and financial sponsors in growth financings, recapitalizations, generational transitions, and buyouts. The firm is sector-agnostic but has a particular interest in companies based east of the Mississippi River, with a strong presence in the Northeast. It typically invests in companies with annual revenues between $20 million and $200 million and EBITDA between $3 million to $15 million, seeking to take a 10 percent stake and aiming for a three to five-year exit.

Kimberly Craig

Vice President, Operations

Sarah Faulkner

Analyst

Jaqueline Jutras

Associate

Tyler Klenk

Associate

Zachary Leach

Senior Associate

Zachary Luce

CFO and Partner

Zach Luce

Partner, CFO

Cade Nagahama

Analyst

Patrick Patrell

Associate

Susan Sweeney

Senior Managing Director

Paul Witinski

Partner

35 past transactions

H3 Manufacturing Group

Private Equity Round in 2025
Provider of assembling, finishing and fabrication services intended for the aerospace and defense, medical, electronic retail, agriculture and energy industries. The company offers CNC machining, and assembly, in conjunction with paint and powder coating capabilities that complement laser cutting, fabrication and complex welding, thus helping clients cut down on secondary operations and increase productivity.

Modifi Bio

Seed Round in 2023
Modifi Biosciences specializes in direct DNA modification and the development of innovative cancer therapeutics. The company focuses on a unique strategy that involves altering tumor DNA to make cancer cells irreparable, while ensuring that healthy cells remain unharmed. This approach allows researchers to challenge and advance traditional methods of oncology drug development, potentially leading to more effective treatments for a variety of cancers. By exploiting DNA defects found in cancer cells, Modifi Biosciences aims to contribute significantly to the field of cancer research and therapy.

Le Sueur

Private Equity Round in 2023
Le Sueur is a mining and metals company that specializes in supplying complex and pressure-tight aluminum castings and plastic injection molding components. The company serves various markets including rail, specialty automotive, and electric vehicles. Le Sueur offers a range of manufacturing processes such as permanent mold casting, sand casting, die casting, plastic injection molding, and precision machining. In addition to these services, the company provides engineering support to ensure clients have access to cost-effective manufacturing solutions.

Le Sueur

Debt Financing in 2023
Le Sueur is a mining and metals company that specializes in supplying complex and pressure-tight aluminum castings and plastic injection molding components. The company serves various markets including rail, specialty automotive, and electric vehicles. Le Sueur offers a range of manufacturing processes such as permanent mold casting, sand casting, die casting, plastic injection molding, and precision machining. In addition to these services, the company provides engineering support to ensure clients have access to cost-effective manufacturing solutions.

Modifi Bio

Seed Round in 2022
Modifi Biosciences specializes in direct DNA modification and the development of innovative cancer therapeutics. The company focuses on a unique strategy that involves altering tumor DNA to make cancer cells irreparable, while ensuring that healthy cells remain unharmed. This approach allows researchers to challenge and advance traditional methods of oncology drug development, potentially leading to more effective treatments for a variety of cancers. By exploiting DNA defects found in cancer cells, Modifi Biosciences aims to contribute significantly to the field of cancer research and therapy.

Directional Services

Private Equity Round in 2022
Directional Services provides electrical utility and solar construction services. They offer services that include photovoltaic, utility construction, pipeline construction, and directional drilling.

Torigen Pharmaceuticals

Venture Round in 2022
Torigen Pharmaceuticals is a company dedicated to advancing cancer care solutions for companion animals. Founded in 2013 by Ashley Kalinauskas and Mark Suckow, the company is based in Farmington, Connecticut. Torigen focuses on developing innovative immunotherapy treatments, including an experimental autologous cancer vaccine that activates the immune system to target specific tumor-associated antigens on cancer cells. This approach aims to enable veterinarians to detect and treat cancer in animals more effectively, reducing the reliance on invasive surgeries and chemotherapy. By leveraging existing scientific research, Torigen seeks to improve outcomes for pets diagnosed with cancer, enhancing their quality of life through novel therapeutic strategies.

P2 Science

Series C in 2020
P2 Science, Inc. is a bio-renewable chemistry company based in Woodbridge, Connecticut, that specializes in developing and producing specialty chemicals derived from renewable feedstocks, such as vegetable oils. Founded in 2009 by a team including Yale scientists, P2 Science has created innovative process technologies that transform these sustainable materials into high-value products, including ingredients for flavors, fragrances, and cosmetics, which are traditionally sourced from petrochemicals. The company's offerings cater to various industries, including household and industrial cleaning, personal care, agriculture, environmental remediation, and more. P2 Science aims to support businesses in decarbonizing the chemical industry by providing renewable alternatives to conventional petrochemical ingredients. With a laboratory in New Haven, the company collaborates with major partners across the supply chain to further enhance its technology and market reach.

IsoPlexis

Series C in 2020
IsoPlexis is a life science technology company based in Branford, Connecticut, established in 2013. It specializes in developing a single-cell detection system that identifies a wide array of patient immune responses at the single-cell level. The company's platform focuses on cell-based proteomic systems and biomarkers, allowing for the assessment of therapeutic safety and efficacy, monitoring of disease progression, and exploration of functional protein biology and cellular signaling networks. IsoPlexis's technology enables clients to predict cancer patient responses to various novel immunotherapies and cellular therapies, thereby enhancing therapeutic development and informing clinical decision-making.

PayVeris

Series D in 2019
PayVeris, LLC is a cloud-based digital payment and money transfer platform that provides comprehensive solutions for both consumer and business bill payments, as well as external account-to-account transfers between various financial institutions. Founded in 2011 and headquartered in Cromwell, Connecticut, PayVeris enables person-to-person payments, allowing users to send money electronically from their bank or credit union accounts via web, smartphone, or tablet. The platform includes PayWatch, an integrated fraud prevention solution that monitors transactions for potential risks, and PayItNow, a service that connects financial institutions, merchants, and consumers in the payments process. PayVeris has established strategic partnerships with Kony and Corelation to enhance its offerings and expand its reach in the digital payments landscape.

IsoPlexis

Series C in 2019
IsoPlexis is a life science technology company based in Branford, Connecticut, established in 2013. It specializes in developing a single-cell detection system that identifies a wide array of patient immune responses at the single-cell level. The company's platform focuses on cell-based proteomic systems and biomarkers, allowing for the assessment of therapeutic safety and efficacy, monitoring of disease progression, and exploration of functional protein biology and cellular signaling networks. IsoPlexis's technology enables clients to predict cancer patient responses to various novel immunotherapies and cellular therapies, thereby enhancing therapeutic development and informing clinical decision-making.

American Roller Company

Private Equity Round in 2019
American Roller Company, LLC is a manufacturer based in Union Grove, Wisconsin, specializing in the design and production of industrial rollers and specialty coatings. Established in 1938, the company offers a diverse range of products, including rubber, urethane, ceramic, and heated rollers, as well as wear-resistant coatings. Its offerings extend to custom-built solutions such as elastomeric coverings, electrically heated rollers, and composite components tailored to client specifications. American Roller Company serves various industries, including film and foil, packaging, printing, textile, tissue and towel, and steel mill operations, providing both innovative products and consulting services to meet the unique needs of its global clientele.

Capewell Aerial Systems

Private Equity Round in 2018
Capewell Aerial Systems LLC is a manufacturer of engineered products tailored for aerial delivery, life support, and tactical applications, serving military, law enforcement, and humanitarian organizations globally. Established in 1881 and based in South Windsor, Connecticut, with an additional office in Meadows of Dan, Virginia, the company specializes in the design and production of a wide range of life-saving equipment. Their offerings include aerial delivery products, parachute hardware, search and rescue gear, and tactical vests, designed to support operations in critical scenarios. Capewell also produces emergency descent devices, canine tactical gear, survival vests, and flotation collars for various high-risk environments, including aircraft and offshore rigs. The company excels in engineering complex devices through advanced manufacturing techniques such as computer numerical control machining and technical sewing, ensuring that their products perform reliably when needed most. Capewell Aerial Systems operates as a subsidiary of Capewell Components Company, LLC, continuing its long-standing commitment to delivering high-quality solutions for urgent operational needs.

American Residuals Group

Private Equity Round in 2018
American Residuals Group is an Arizona-based environmental services company.

Bush Industries

Private Equity Round in 2018
Bush Industries, Inc. is a designer and manufacturer of case goods and ready-to-assemble furniture tailored for both office and home environments. Established in 1959 and headquartered in Jamestown, New York, the company produces a wide range of products, including tables, entertainment centers, storage solutions, and commercial-grade workplace furniture suitable for small to mid-sized businesses. Bush Industries markets its offerings through various channels, including furniture retailers, department stores, wholesale clubs, and online platforms, both in the United States and internationally. The company operates manufacturing facilities in Western New York and China, with distribution centers located in Erie, Pennsylvania, and Reno, Nevada. In January 2020, Bush Industries was acquired by Bestar Inc.

INDUSTRIAL TIMBER

Private Equity Round in 2017
Industrial timber as an innovative and lean manufacturing platform. They also serve as a workshop for manufacturers. They source and process the wood products. They design and engineer ready-to-assemble wooden furniture frames. They work with furniture manufacturers to supply customized frames. They provide construction products for the upholstered furniture market and other industries.

IsoPlexis

Series B in 2017
IsoPlexis is a life science technology company based in Branford, Connecticut, established in 2013. It specializes in developing a single-cell detection system that identifies a wide array of patient immune responses at the single-cell level. The company's platform focuses on cell-based proteomic systems and biomarkers, allowing for the assessment of therapeutic safety and efficacy, monitoring of disease progression, and exploration of functional protein biology and cellular signaling networks. IsoPlexis's technology enables clients to predict cancer patient responses to various novel immunotherapies and cellular therapies, thereby enhancing therapeutic development and informing clinical decision-making.

P2 Science

Series B in 2017
P2 Science, Inc. is a bio-renewable chemistry company based in Woodbridge, Connecticut, that specializes in developing and producing specialty chemicals derived from renewable feedstocks, such as vegetable oils. Founded in 2009 by a team including Yale scientists, P2 Science has created innovative process technologies that transform these sustainable materials into high-value products, including ingredients for flavors, fragrances, and cosmetics, which are traditionally sourced from petrochemicals. The company's offerings cater to various industries, including household and industrial cleaning, personal care, agriculture, environmental remediation, and more. P2 Science aims to support businesses in decarbonizing the chemical industry by providing renewable alternatives to conventional petrochemical ingredients. With a laboratory in New Haven, the company collaborates with major partners across the supply chain to further enhance its technology and market reach.

My Alarm Center

Venture Round in 2016
My Alarm Center, LLC, also known as Alarm Capital Alliance, is a provider of home and business security services in the United States. Founded in 2000 and headquartered in Newtown Square, Pennsylvania, the company offers a wide range of security solutions, including wireless cellular monitoring, residential security systems, business intrusion monitoring, and surveillance services. Additionally, My Alarm Center provides fire protection, carbon monoxide detection, home automation, and personal emergency response systems. The company has established regional offices in key locations, including Dallas, Fort Worth, San Antonio, Atlanta, and Seattle, to effectively serve a diverse clientele. With a focus on enhancing safety and security for both residential and small commercial applications, My Alarm Center is dedicated to delivering advanced technologies and comprehensive monitoring services.

Hobbs Bonded Fibers

Venture Round in 2015
Hobbs Bonded Fibers, Inc. is a manufacturer specializing in nonwoven products for various markets, including automotive, industrial, and consumer sectors. Established in 1953 and based in Waco, Texas, the company produces a diverse range of products such as acoustic insulation for vehicles, medical facemasks, military equipment, and environmental cleanup materials. Its offerings also encompass thermal insulation for apparel and outdoor gear, filtration products for air and liquid applications, and retail items like quilt battings and fiberfill. Hobbs Bonded Fibers adheres to stringent quality standards, being ISO certified, and is known for its commitment to innovation and customer support, enabling tailored solutions that meet specific industry requirements. The company has experienced significant growth by fostering strong partnerships and providing technical expertise to its clients.

Gold Medal Service

Private Equity Round in 2015
Gold Medal Service is a home services provider based in East Brunswick, New Jersey. The company specializes in a range of essential services, including plumbing, heating, electrical work, and waterproofing. Additionally, Gold Medal Service offers drainage and sewer solutions, catering to the diverse needs of homeowners. By delivering reliable and professional service, the company aims to ensure the comfort and safety of residential properties.

Pharmaceutic Litho & Label

Private Equity Round in 2014
Pharmaceutic Litho & Label Company, Inc. specializes in printing and manufacturing custom-printed packaging for the pharmaceutical, biotech, and medical device sectors. Established in 1964 and headquartered in Simi Valley, California, the company provides a range of services including the production of labels, booklets, inserts, outserts, and manuals compliant with FDA regulations. Utilizing advanced printing techniques such as lithography and flexography, Pharmaceutic Litho & Label is dedicated to delivering innovative materials that effectively convey essential information to its clients' customers. The company's operations extend both nationally and internationally, positioning it as a key player in the pharmaceutical labeling industry.

Flow Dry Technology

Private Equity Round in 2014
Flow Dry Technology, Inc. is a manufacturer of engineered adsorbent solutions and gaskets, serving automotive, pharmaceutical, electronic, and general industrial markets worldwide. Established in 1946 and headquartered in Brookville, Ohio, the company produces a wide array of silica gel adsorbent and desiccant packets designed to control moisture, odors, and contaminants that can compromise product integrity. Its offerings include automotive gaskets, die-cut parts, industrial-grade desiccant bags, and customized moisture management solutions such as desiccant cartridges and integrated filters. Flow Dry Technology also emphasizes tailored solutions to meet specific customer needs for sealing, drying, and protecting products from moisture and gas. The company operates manufacturing and sales facilities in Ohio, Hungary, and China, distributing its products through a network of representatives.

Red River Waste Solutions

Private Equity Round in 2014
Red River Waste Solutions is a waste management and recycling service provider based in Dripping Springs, Texas. The company specializes in a range of services, including curbside residential waste collection, commercial waste management, industrial waste collection, and landfill management. Red River Waste Solutions also offers roll-off containers, self-contained compactors, and services for bulk and yard waste collection, ensuring that clients can effectively manage their waste and comply with environmental regulations. Through its comprehensive offerings, the company aims to meet the diverse needs of both residential and commercial clients in waste disposal and recycling.

Precipio Diagnostics

Series B in 2013
Precipio Diagnostics is a cancer diagnostics company based in New Haven, Connecticut, specializing in clinical diagnostic services for hematopoietic cancers. The company offers advanced diagnostic products, including the HemeScreen panel for genetic mutation testing and the IV-Cell media, which enhances the accuracy of laboratory results. Precipio serves a diverse clientele, including oncologists, hospitals, reference laboratories, and pharmaceutical companies. In its commitment to improving cancer care, the company collaborates with prominent academic institutions such as the Yale School of Medicine and Dana-Farber Cancer Institute, fostering connections between physicians and leading pathologists. With laboratories in New Haven and Omaha, Precipio aims to reduce instances of cancer misdiagnoses and provide essential diagnostics to oncologists across the United States.

PayVeris

Venture Round in 2013
PayVeris, LLC is a cloud-based digital payment and money transfer platform that provides comprehensive solutions for both consumer and business bill payments, as well as external account-to-account transfers between various financial institutions. Founded in 2011 and headquartered in Cromwell, Connecticut, PayVeris enables person-to-person payments, allowing users to send money electronically from their bank or credit union accounts via web, smartphone, or tablet. The platform includes PayWatch, an integrated fraud prevention solution that monitors transactions for potential risks, and PayItNow, a service that connects financial institutions, merchants, and consumers in the payments process. PayVeris has established strategic partnerships with Kony and Corelation to enhance its offerings and expand its reach in the digital payments landscape.

Skystream Markets

Series A in 2012
Skystream Markets Inc. operates as an institutional transaction platform for the environmental markets in the United States and internationally. Its platform offers automation in the trade cycle, including execution, trade capture, processing, and reporting. The company also acts as a neutral intermediary for market participants in the environmental markets; provides client support, which includes structuring customized physical and financial hedging strategies in the spot, option, and forward markets; and builds auctions and electronic markets for the primary and secondary markets in renewable energy certificate (REC) markets. In addition, Skystream Markets offers transaction services in REC markets. Further, the company operates a trading platform that connects pools of capital with renewable power projects through an electronic process. It serves power producers and major trading counterparties. Skystream Markets was founded in 2009 and is based in New York, New York with a sales office in Boston, Massachusetts.

LiveClips

Venture Round in 2012
LiveClips is an innovator and leader in the development and delivery of video content from live sporting events to any Internet-enabled device. LiveClips is a game-changer. Its advanced technology automates the previously time- and labor-intensive processes of creating game clips and highlights, enabling broadcasters and rights holders to dramatically increase the efficiency of their sports coverage. LiveClips is also pioneering a new era of mobile engagement by creating instant in-game clips that users can filter by team, player and kind of play.

The Green Life Guides

Private Equity Round in 2011
The Green Life Guides, LLC operates an online site for wedding ideas, products, and services. Its products and services include business cards, live events, food and flowers, and service directory for vendors; products and gifts for weddings, bar mitzvahs, and holidays; living room furniture; table linens and flatware; appliances and electronics, baking, cleaning supplies, cookware, and cutting boards; baskets, rugs, candles and candle holders, centerpieces, curtains, and hardware; organization and storage products; blankets, quilts, duvets, sheets, mattresses, pillows, and accents; towels, bathroom accessories, rugs and mats, shower curtains, and personal care and beauty products; garden accessories, composters, and plants and seeds; and dog and cat supplies. The company was founded in 2007 and is based in New Haven, Connecticut.

Floop

Seed Round in 2011
Floop, Inc. operates as a mobile application that offers real time graphical interface. The company was incorporated in 2010 and is based in Woodbridge, Connecticut.

NovaTract Surgical

Seed Round in 2011
NovaTract Surgical, Inc. is a medical device company dedicated to enhancing minimally invasive surgical practices. Founded in 2010 and based in Madison, Connecticut, the company specializes in developing innovative solutions such as the NovaGrasp, a single-use laparoscopic grasper for tissue and organ retraction, and the NovaTract, a dynamic retractor designed for various surgical fields including colorectal, urologic, gynecologic, and robotic-assisted procedures. NovaTract Surgical aims to address the needs of the rapidly evolving fields of single-incision laparoscopic surgery and natural orifice transluminal endoscopic surgery, providing healthcare institutions with advanced tools to improve surgical outcomes.

Isis for Women

Seed Round in 2007
Isis for Women specializes in the design and manufacture of sports and casual apparel tailored specifically for women. The company focuses on creating clothing that not only fits well but also enhances confidence and supports an active lifestyle. Their apparel combines distinctive feminine fashion with advanced technical features, ensuring that women can enjoy both performance and style. The garments are designed for easy care and comfort, appealing to retail and online shoppers who seek functional yet fashionable clothing. By prioritizing the needs of real women, Isis for Women aims to provide apparel that aligns with their lifestyles and preferences.

Atlantis Components

Series D in 2007
Atlantis Components specializes in the design and manufacturing of titanium abutments for implant dentistry, utilizing a proprietary software system known as the Virtual Abutment Design (VAD) system. This innovative system enables technicians to create abutments with unprecedented precision and reliability, enhancing the restoration of dental implants through crown-and-bridge techniques. Atlantis Components' designs are grounded in comprehensive dental research and clinical insights, ensuring that their products meet the needs of dental professionals and improve patient outcomes. The company's commitment to quality and precision positions it as a leader in the field of dental implant solutions.

FitLinxx

Venture Round in 2006
FitLinxx, Inc. is a prominent provider of wireless activity and health monitoring devices, software, and integrated data services designed to promote active and healthy lifestyles. Founded in 1993 and headquartered in Shelton, Connecticut, the company offers a range of innovative products, including the FitLinxx AmpStrip, a waterproof heart rate and activity tracker, and The Pebble+, an all-day activity monitor. Additionally, FitLinxx provides various health monitoring technologies that enable users to track weight and blood pressure, along with solutions like the FitLinxx Professional platform for fitness tracking and community engagement. The company also supports wellness initiatives through its Customer Relationship Management Tool, Fitness Tracking Kiosk, and BodyLAN wireless network, ensuring seamless data transmission and user interaction. FitLinxx serves a diverse clientele, including healthcare professionals, insurers, employers, and individuals, aiming to enhance personal and workforce health while reducing healthcare costs.

EAInvest

Series A in 2001
EAInvest is a digital financial services provider that caters specifically to independent investment advisors. It offers an array of tools designed to facilitate brokerage activities, streamline financial planning processes, and enhance practice management capabilities for these professionals. The company's platform also features informative articles on crucial financial topics, unbiased product comparisons, resources for creating tailored financial plans, and portfolio analysis tools.
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