Back to list

Stonehenge Capital Partners

Founded in 1999, Stonehenge Capital Company, a subsidiary of Stonehenge Financial Holdings that spun out from Bank One, is a private equity firm specializing in tax credit finance, and structured finance. As a specialty finance private equity investor, the firm specializes in expansion or growth capital, management buyout, acquisition, recapitalization, industry consolidation, and technology commercialization transactions. The firm seeks to invest in companies engaged in technology, business services, healthcare and life sciences, marine and energy services, manufacturing and distribution, and community development industries. The firm also provides equity, mezzanine or debt financing, and other financial services to the entertainment industry.

Thomas (Tom) Adamek

President

Stephen A. Bennett

Senior MD

Jonathan M. Crawford

Director

JD

Jon Dangar

Director

JE

Jonathan Ernst

Senior Associate

DR

Douglas R. Fox

VP of Accounting

Charles E. Haberkorn

MD

MH

Mitchell Hill

Senior Associate

Rachel J. Jessee

VP

Ari David Kocen

MD

Steven C. LeBlanc

Director

SJ

Sarah J. Luisi

Associate

MJ

Matthew J. Malone

Director

Matthew S. Orr

Director

Brent T. Sacha

Director

CS

Carlo Santelli

VP

JM

Jared M. Talisman

Director

David Webber

MD

Shelley G. Whittington

Director

John P. Witten

MD and General Counsel

38 past transactions

Equifax Enabling Technologies

Series A in 2000
Equifax Enabling Technologies is a company that was acquired by CRiF in 2010.

SensorTran

Series A in 2006
SensorTran, a NASA technology spin-off, designs and supplies fiber optic-based Distributed Temperature Sensing (DTS) systems and solutions to the energy industry. SensorTran offers complete distributed monitoring solutions for use in downhole oil & gas operations, power cable monitoring, pipeline flow assurance and integrity monitoring, vessel hot spot detection, storage tank leak detection, environmental monitoring, concrete curing, and fire detection.

Awarix

Venture Round in 2006

Zystor

Series A in 2004
ZyStor Therapeutics, Inc. is a privately-held biotechnology company developing enzyme replacement therapies for the treatment of lysosomal storage diseases.

SensorTran

Venture Round in 2008
SensorTran, a NASA technology spin-off, designs and supplies fiber optic-based Distributed Temperature Sensing (DTS) systems and solutions to the energy industry. SensorTran offers complete distributed monitoring solutions for use in downhole oil & gas operations, power cable monitoring, pipeline flow assurance and integrity monitoring, vessel hot spot detection, storage tank leak detection, environmental monitoring, concrete curing, and fire detection.

Flyp Nebulizer

Series B in 2019

iDevices, LLC

Venture Round in 2014
iDevices is an American based company that creates and specializes in unique products using our extensive knowledge of wireless connectivity. In 2010 iDevices successfully developed and launched the iGrill and iGrill applications. The company is currently in the development of a variety of new products. iDevices operates a successful consulting practice, helping companies App enable and wirelessly connect their existing and future products to Apple and Android devices. Their product development and consulting departments work hand and hand in order to share the knowledge and experience on both sides of their business.

7thOnline

Seed Round in 1999
7thonline, Inc. provides cross-channel merchandise and assortment management solutions to apparel, footwear, and accessories industries in the United States and internationally. It offers retail, wholesale, and Ecommerce solutions that are deployed in the cloud or as enterprise software solutions, which enable planning, demand forecasting, and inventory optimization for various brands. It also offers optimization services, such as assortment optimization and size optimization; and consulting services for customers to assess merchandise assortment, cleanse POS data and build reports, profile store demand patterns, recommend assortment breadth and depth, recommend size distribution, plan and track key items, automate open to buy and forecasting, and build financial plans by locations and hierarchies. In addition, it offers implementation services, such as proposal and preliminary planning, analysis and design, development, and installation and deployment services; and client support and training services. The company was founded in 1999 and is headquartered in New York, New York with global offices in mainland China.

OpGen

Series B in 2005
OpGen, Inc is a privately-held company, based in Gaithersburg, MD, and focused on commercializing rapid, high precision solutions for DNA analysis and genomics with the Argus® Whole Genome Mapping System and MapIt® Services. Using the proprietary technologies provided by OpGen, customers in academic, government, biodefense and research labs as well as premier genome centers around the world can view ordered whole genome maps for a wide range of applications including strain typing for early outbreak response, improved sequence assembly of microbial and now large genomes up to 3 Gb and comparative genomics applications. OpGen Community (Linkedin Group) provides an accessible environment to share information, exchange questions and best practices using OpGen’s technologies in a variety of applications.

EraGen Biosciences

Series A in 2006
EraGen Biosciences, Inc., a biotechnology company, develops, manufactures, and markets molecular reagent products and software for research and clinical testing markets. The company offers molecular diagnostic assays for the early detection and monitoring of cancer, genetic, and infectious diseases, as well as for genetic-based conditions. Its products include molecular diagnostic tests, analyte specific reagents, in vitro diagnostic reagents, and research use only reagents; MultiCode-PLx Analysis Software that allows users to create customized templates for plate and assay layouts; and MultiCode-RTx Analysis Software, which enables users to create templates for quantitative and qualitative analyses. The company serves clinical laboratories and medical researchers. It sells its products through distributors in the United States and Canada. The company was founded as Sulfonics, Inc. in 1994 and changed its name to EraGen Biosciences, Inc. in 1999. EraGen Biosciences, Inc. is based in Madison, Wisconsin.

Xytrans

Series A in 2001
Xytrans designs and manufactures high-frequency transceivers and outdoor units for global leaders in wireless broadband communications.

Convexity Scientific,

Series C in 2021
Convexity Scientific Inc., a medical technology company, designs and develops medical devices. It offers Flyp, a handheld nebulizer for respiratory diseases. The company was incorporated in 2014 and is headquartered in Fairfield, Connecticut.

iCardiac Technologies

Series A in 2006
iCardiac Technologies, Inc. develops cardiac safety biomarkers. The company offers Dynamic QTbtbsm, a suite of ECG-based cardiac safety markers that delivers assessment of the cardiac safety profile of drugs in development. Its technology is used in cardiac clinical trials conducted by pharmaceutical, biotechnology, and medical device companies. The company’s services include scientific and medical consultation, study design, data and project management, ECG analysis, statistical reporting, data submission, and interface with the regulators. iCardiac Technologies, Inc. was founded in 2006 and is headquartered in Rochester, New York.

eAngler

Series B in 2000
eAngler.com is owned and operated by eAngler, Inc., a Florida corporation, headquartered in Tampa, FL. Our mission is to create, maintain and continually improve "The World's Ultimate Online Fishing Resource", eAngler.com.Fishing enthusiasts from all over the world now have an online venue where they can find both current and timeless information on all aspects of fishing, as well as opportunities to purchase fishing-related products and services.

7thOnline

Series A in 2001
7thonline, Inc. provides cross-channel merchandise and assortment management solutions to apparel, footwear, and accessories industries in the United States and internationally. It offers retail, wholesale, and Ecommerce solutions that are deployed in the cloud or as enterprise software solutions, which enable planning, demand forecasting, and inventory optimization for various brands. It also offers optimization services, such as assortment optimization and size optimization; and consulting services for customers to assess merchandise assortment, cleanse POS data and build reports, profile store demand patterns, recommend assortment breadth and depth, recommend size distribution, plan and track key items, automate open to buy and forecasting, and build financial plans by locations and hierarchies. In addition, it offers implementation services, such as proposal and preliminary planning, analysis and design, development, and installation and deployment services; and client support and training services. The company was founded in 1999 and is headquartered in New York, New York with global offices in mainland China.

Critical Mention, Inc.

Series B in 2005
Critical Mention provides the most comprehensive Web-based real time broadcast monitoring service and is changing the way corporate communications and business intelligence professionals search, track and view vital information from television and radio. The company's CriticalTV platform provides real-time search, monitoring and email alerts for organizations that require up-to-the-minute news about their company, clients, competitors, industry news and more.

Knovel

Venture Round in 2002
Knovel is a web-based application integrating technical information with analytical and search tools to drive innovation and deliver answers engineers can trust. Knovel is specifically focused on the engineering community, offering an unmatched depth and breadth of validated engineering content aggregated from the most trusted sources. Knovel’s comprehensive collection of content, covering 25 subject areas, is continually updated as new titles are available to reflect the evolving needs of users.

PixFusion

Series A in 2006
PixFusion offers personalized entertainment solutions for adults, teens, and the youth. It offers mobile apps, DVDs, and streaming and downloading videos.

SmartPay Solutions

Series A in 2016
SmartPay Solutions LLC provides a software solution for pay-as-you-go workers’ compensation plans. It offers SmartPay solution for insurance agents, insurance carriers and their agents, and pay roll providers. The company was incorporated in 2010 and is based in Southington, Connecticut.

Thetis Pharmaceuticals

Seed Round in 2011
Thetis Pharmaceuticals LLC, a biopharmaceutical company, develops immuno-resolving therapeutic solutions for treatment of inflammatory bowel diseases. The company’s offerings treat inflammation and promote tissue regeneration. Its HEALER technology platform unlocks potent pharmacology of lipids as new and patented molecules for oral inflammatory bowel disease (IBD) therapy. Thetis Pharmaceuticals LLC was founded in 2011 and is based in Branford, Connecticut.

Convexity Scientific,

Series B in 2019
Convexity Scientific Inc., a medical technology company, designs and develops medical devices. It offers Flyp, a handheld nebulizer for respiratory diseases. The company was incorporated in 2014 and is headquartered in Fairfield, Connecticut.

Hospicelink

Series B in 2013
Hospicelink has created a nationally recognized , award winning software solution, specifically focused on the unique relationship between Hospice Companies and DME Providers. Although the needs of each Company can be vastly different, we understand the pressures in today's marketplace and the difficulties these create for the industry. Hospicelink has addressed the challenges of providing optimal care while maintaining compliance and improving operational efficiencies, enabling your staff to balance multiple responsibilities.

Atlantic Beverage Company, Inc.

Private Equity Round in 2018
Atlantic Beverage Company, Inc. imports, sells, and re-distributes beverage and food products. It serves distributors, schools, prisons, institutions, organizations, food services and institutional stores, retail and grocery stores, and export market distributors in the United States. The company was formerly known as J.M. Catering, Inc. and changed its name to Atlantic Beverage Company, Inc. in 1986. Atlantic Beverage Company, Inc. was founded in 1974 and is based in Edison, New Jersey.

SensorTran

Series B in 2007
SensorTran, a NASA technology spin-off, designs and supplies fiber optic-based Distributed Temperature Sensing (DTS) systems and solutions to the energy industry. SensorTran offers complete distributed monitoring solutions for use in downhole oil & gas operations, power cable monitoring, pipeline flow assurance and integrity monitoring, vessel hot spot detection, storage tank leak detection, environmental monitoring, concrete curing, and fire detection.

SmartPay Solutions

Series A in 2014
SmartPay Solutions LLC provides a software solution for pay-as-you-go workers’ compensation plans. It offers SmartPay solution for insurance agents, insurance carriers and their agents, and pay roll providers. The company was incorporated in 2010 and is based in Southington, Connecticut.

Infrastruct Security

Series A in 2006
Infrastruct Security is a convergent security provider focused on commercial, industrial and petrochemical customers. Infrastruct Security is a turn-key provider that designs, installs, and services: Electronic Security Systems, Fire Alarm and Life Safety Systems, Data Voice and Cabling, and Network Integration.

ContinuumRx

Venture Round in 2012
ContinuumRx is based in Birmingham, Alabama and develops joint ventures with market-leading health systems to provide home infusion and specialty pharmacy services to the patients they serve. Through its unique integrated model with health systems and their affiliated providers, ContinuumRx is creating a better model of care for patients with chronic and complex conditions. Its team of clinical experts and advanced fulfillment model provides hospitals with a seamless service offering that can reduce the patient's length of stay, help avoid unnecessary readmissions and allow payors to reduce overall healthcare costs.

eHealth Technologies™

Venture Round in 2010
eHealth Technologies™ (formerly eHealth Global) is a healthcare digital services company focused on retrieving, digitizing, storing, securing, and providing access to patient medical records. eHealth Technologies™ utilizes a processes to retrieve, secure, store, transmit, and present patient data to healthcare providers.

D’Lisi Food Systems

Venture Round in 2004
D'lisi Food Systems, Inc. produces and distributes private label and branded; and frozen pizzas.

Alinean

Series A in 2004
Alinean develops dynamic sales and marketing tools, empowering B2B vendors to better connect with and sell to economic-focused buyers.Change the way that B2B vendors sell and market solutions, using value storytelling and financial justification to better connect, engage and sell today's more empowered, skeptical and frugal buyers.

Critical Mention, Inc.

Series A in 2004
Critical Mention provides the most comprehensive Web-based real time broadcast monitoring service and is changing the way corporate communications and business intelligence professionals search, track and view vital information from television and radio. The company's CriticalTV platform provides real-time search, monitoring and email alerts for organizations that require up-to-the-minute news about their company, clients, competitors, industry news and more.

AuthenTec

Series B in 2001
AuthenTec is a provider of mobile and network security. The Company's diverse product and technology offering helps protect individuals and organizations through secure networking, content and data protection, access control and strong fingerprint security on PCs and mobile devices. AuthenTec encryption technology, fingerprint sensors and identity management software are deployed by the leading mobile device, networking and computing companies, content and service providers, and governments worldwide. AuthenTec's products and technologies provide security on hundreds of millions of devices, and the Company has shipped more than 100 million fingerprint sensors for integration in a wide range of portable electronics including over 15 million mobile phones. Top tier customers include Alcatel-Lucent, Cisco, Fujitsu, HBO, HP, Lenovo, LG, Motorola, Nokia, Orange, Samsung, Sky, and Texas Instruments. AuthenTec, Inc. was a semiconductor, computer security, mobile security, identity management, biometrics, and touch control solutions company based in Melbourne, Florida. Founded in 1998 after being spun off from Harris Semiconductor, AuthenTec provided mobile security software licenses to mobile manufacturing companies and biometrics sensor technology, such as fingerprint sensors and NFC technology to mobile and computer manufacturers.

Critical Mention, Inc.

Venture Round in 2007
Critical Mention provides the most comprehensive Web-based real time broadcast monitoring service and is changing the way corporate communications and business intelligence professionals search, track and view vital information from television and radio. The company's CriticalTV platform provides real-time search, monitoring and email alerts for organizations that require up-to-the-minute news about their company, clients, competitors, industry news and more.

Quest Global Manufacturing

Venture Round in 2007
Aequs (formerly QuEST Global Manufacturing) specializes in precision machining, sheet metal fabrication, assembly, forging, and special processing for the aerospace, automotive, and oil & gas industries. Customers include Airbus, UTAS, Eaton, Baker Hughes, Halliburton, and Bosch. The Aequs manufacturing facilities are located in Bengaluru, Belagavi, and Houston. The Belagavi facilities are located in Aequs SEZ, India’s first precision engineering special economic zone. Aequs SEZ has developed into an integrated aerospace manufacturing ecosystem that houses several interrelated capabilities that are either unavailable in India or are difficult to come by in one location.

Lumetrics

Series A in 2005
Lumetrics, Inc. develops, manufactures, and supplies precision thickness and gauging systems for industrial applications. It offers precision thickness and geometric measurements for various materials and products, such as multilayer films and materials, flat films, coatings, medical balloons, tubing, glass, contact lenses, and roll stock. The company's products also include optical multiplexers, fixtures and positioning hardware, and material thickness measurement systems, as well as application-specific inspection hardware fixtures for bench top and manufacturing line installation. Its products are used in medical, pharmaceutical, food packaging, eye-care products, and coatings industries. The company was founded in 2002 and is based in West Henrietta, New York.

SmartPay Solutions

Series A in 2013
SmartPay Solutions LLC provides a software solution for pay-as-you-go workers’ compensation plans. It offers SmartPay solution for insurance agents, insurance carriers and their agents, and pay roll providers. The company was incorporated in 2010 and is based in Southington, Connecticut.

Xytrans

Series B in 2002
Xytrans designs and manufactures high-frequency transceivers and outdoor units for global leaders in wireless broadband communications.

Critical Media

Series A in 2004
[Critical Media Inc.](http://www.criticalmediainc.com) develops end-to-end digital video solutions to capture, monetize, distribute and syndicate content online. The company's three business units—[Critical Mention](http://www.criticalmention.com/web/index.php), [ClipSyndicate](http://www.clipsyndicate.com/) and [Syndicaster](http://syndicaster.tv/)—provide robust solutions for corporations, publishers and media organizations to leverage video content. Its real-time broadcast capture infrastructure is the underlying technology of Critical Mention, a dynamic, real-time broadcast monitoring platform. Utilized by 25% of the Fortune 100, Critical Mention provides access to over 15,000 hours of keyword searchable, digitized news broadcasts from 4 continents. Focused on building the world's largest ad-supported repository of fully searchable, authoritative video news and information, ClipSyndicate offers publishers an unmatched distribution platform. Critical Media's most recent addition, Syndicaster offers broadcasters and content owners a comprehensive video ecosystem—a streamlined solution to upload, edit and publish, syndicate and monetize its video assets online. Critical Media was founded in 2002 under the name Critical Mention by Sean Morgan, one of the founders of Screaming Media—the largest text syndication company on the Internet now owned by Dow Jones, Inc.—and is headquartered in New York City. For more information please visit www.critical-media.com.