Westbury Partners

Westbury Partners is a New York-based firm that specializes in later-stage debt and equity financings. Founded in 1995 and originally headquartered in Hauppauge, New York, the firm focuses on investments in sectors such as defense and security, information technology, business process outsourcing, government services, and specialty manufacturing. With a distinct approach that combines venture capital and private equity strategies, Westbury Partners aims to identify and support companies poised for growth in these critical industries.

Joseph J. Fogg III

Chairman and CEO and Co-Founder

James W. Schubauer II

President

18 past transactions

Oversight Systems

Series C in 2012
Oversight Systems, Inc. is a software company based in Atlanta, Georgia, founded in 2003. It specializes in developing continuous transaction monitoring solutions aimed at helping organizations identify fraud, misuse, and errors in business transactions and master data files. The company's technology provides ongoing monitoring of essential transactions from financial and ERP systems, addressing key areas such as procure-to-pay, card spending, travel and expenses, accounting, human resources, and order-to-cash processes. Oversight Systems serves a diverse clientele, including CFOs, process managers, controllers, and auditors from both corporate and government sectors. The company leverages artificial intelligence and data-driven solutions to enhance governance, risk, and compliance practices, ultimately helping clients prevent financial loss, optimize spending, and improve compliance controls. Additionally, Oversight offers training and support services to ensure effective implementation of its solutions.

YottaMark

Series D in 2012
YottaMark, Inc. specializes in providing advanced traceability and authentication services aimed at enhancing brand protection. The company's technology platform offers secure and straightforward solutions for unit-level brand security, allowing brand owners to authenticate products and trace them throughout the supply chain. By utilizing accessible codes that can be scanned with a mobile phone or accessed online, YottaMark enables brands to effectively detect and deter issues such as diversion, counterfeiting, and fraud. This not only increases consumer trust but also equips brand owners with valuable channel intelligence to drive sales and improve overall market performance.

INVIDI Technologies

Series D in 2011
INVIDI Technologies Corporation is a software provider specializing in targeted advertising solutions for the television industry. Founded in 2000 and headquartered in Princeton, New Jersey, the company offers innovative applications such as Advatar, which enables addressable targeted advertising delivered to individual viewers through digital set-top boxes. INVIDI's technology supports multi-channel video programming distributors, marketers, and advertisers by facilitating the sales of various digital products and services, including video-on-demand and pay-per-view events. Additionally, the INVIDI Advertising Decision System allows for sophisticated management of advertising decisions, enhancing the precision of household-targeted advertising in the dynamic television landscape. Through its services, INVIDI empowers cable, satellite, and IPTV operators to effectively reach and engage their desired audiences.

COPAN Systems

Venture Round in 2009
COPAN Systems, Inc. is a technology company based in Longmont, Colorado, founded in 2002. The company specializes in providing a comprehensive range of idle disk storage solutions designed to maximize the value of long-term persistent data. Its product offerings include virtual tape libraries for backup and disaster recovery, as well as archiving solutions that enable the retention and retrieval of digital assets at the file level. In addition to these core products, COPAN Systems delivers services related to data protection, tiered storage, and efficient power and cooling management. The company's diverse clientele spans multiple sectors, including education, finance, government, healthcare, technology, media, and service providers, reflecting its broad applicability in the data storage market.

Intelliden

Series F in 2008
Intelliden is a provider of intelligent networking software solutions designed to help organizations manage, control, and scale their networks effectively. Founded in 2000 and headquartered in Menlo Park, California, with additional offices in Colorado, Japan, and the United Kingdom, the company specializes in automating critical network change and configuration management functions. Its innovative solutions enable organizations, particularly in the telecommunications and financial services sectors, to deliver next-generation services, ensure compliance, and perform data reconciliation. Intelliden's patented technology offers real-time insights into the network's state, facilitating accurate management in increasingly dynamic environments. The company also provides system support, technical training, and technology consulting services, catering to a diverse range of network-driven businesses.

Authentium

Series B in 2007
Authentium, Inc. provides security software and services. It offers SafeCentral, a secure Internet that is designed to enable protected e-commerce; and Command Antivirus, an antivirus product. The company's technologies are used by software providers. Authentium, Inc. was founded in 1999 and is based in Palm Beach Gardens, Florida.

Reef Point Systems

Series E in 2005
Reef Point Systems, Inc. specializes in providing security solutions for converged wireless and wireline networks in the United States. The company's product portfolio includes the iQ family, which focuses on fixed/mobile convergence security, secure mobile access, and network infrastructure protection. These solutions are designed to help operators secure a range of services, including voice over Internet Protocol (VoIP), Internet Protocol television (IPTV), and multimedia services. Reef Point's offerings enable wireless service providers to safeguard their network infrastructure while delivering multimedia services to mobile users. Additionally, the company provides various security services such as virtual private networks, firewalls, denial of service attack prevention, content filtering, and remote access. Founded in 1998 and formerly known as Quarry Technologies, Inc., Reef Point Systems is headquartered in Burlington, Massachusetts. In December 2007, it was acquired by NextPoint Networks, Inc.

INVIDI Technologies

Series B in 2005
INVIDI Technologies Corporation is a software provider specializing in targeted advertising solutions for the television industry. Founded in 2000 and headquartered in Princeton, New Jersey, the company offers innovative applications such as Advatar, which enables addressable targeted advertising delivered to individual viewers through digital set-top boxes. INVIDI's technology supports multi-channel video programming distributors, marketers, and advertisers by facilitating the sales of various digital products and services, including video-on-demand and pay-per-view events. Additionally, the INVIDI Advertising Decision System allows for sophisticated management of advertising decisions, enhancing the precision of household-targeted advertising in the dynamic television landscape. Through its services, INVIDI empowers cable, satellite, and IPTV operators to effectively reach and engage their desired audiences.

Ensequence

Series B in 2004
Ensequence Inc., established in 2000 and headquartered in New York, specializes in developing interactive advertising platforms for television networks, advertisers, programmers, and distributors. The company offers products such as ADCONNEQT+ for viewer engagement with national ads, and PROMOTIONS+ for setting reminders, downloading TV everywhere apps, and social media connectivity. Ensequence's solutions aim to increase programming ratings, advertising response, and audience reach by mitigating technical complexities of interactive TV implementation across cable, satellite, and IPTV platforms. Notable clients include MTV Networks, NBC Universal, ESPN, and major distributors like Comcast Corporation and Verizon Communications.

OmniGuide

Series C in 2004
OmniGuide is a manufacturer specializing in advanced surgical tools that utilize CO2 laser technology to enhance precision in minimally invasive procedures. The company's Beampath CO2 laser energy system integrates cutting, ablation, and coagulation capabilities while minimizing thermal damage to surrounding healthy tissues. OmniGuide's products are designed to improve surgical outcomes and expand the possibilities of minimally invasive surgery through indication-specific instruments. By delivering energy in a precise and electrically silent manner, the company aims to enhance surgical accuracy and control, ultimately preserving healthy tissues during procedures. Committed to improving patient quality of life, OmniGuide also emphasizes exceptional customer service, ensuring that healthcare providers have access to innovative solutions that support safe and effective surgical practices.

Reef Point Systems

Series D in 2004
Reef Point Systems, Inc. specializes in providing security solutions for converged wireless and wireline networks in the United States. The company's product portfolio includes the iQ family, which focuses on fixed/mobile convergence security, secure mobile access, and network infrastructure protection. These solutions are designed to help operators secure a range of services, including voice over Internet Protocol (VoIP), Internet Protocol television (IPTV), and multimedia services. Reef Point's offerings enable wireless service providers to safeguard their network infrastructure while delivering multimedia services to mobile users. Additionally, the company provides various security services such as virtual private networks, firewalls, denial of service attack prevention, content filtering, and remote access. Founded in 1998 and formerly known as Quarry Technologies, Inc., Reef Point Systems is headquartered in Burlington, Massachusetts. In December 2007, it was acquired by NextPoint Networks, Inc.

Aurora Flight Sciences

Series A in 2003
Aurora Flight Sciences is a company that specializes in the design and manufacture of unmanned systems and aerospace vehicles for both commercial and military applications. Headquartered in Manassas, Virginia, the company operates production facilities in Bridgeport, West Virginia, and Columbus, Mississippi, alongside a Research and Development Center in Cambridge, Massachusetts. Aurora focuses on advancing the future of flight through innovations in aircraft configurations, autonomous systems, propulsion technologies, and manufacturing processes. The company is particularly known for its high-altitude, long-endurance autonomous aircraft and develops advanced technologies in autonomy, propulsion, and composite materials tailored for government and commercial airline sectors.

Intelliden

Series C in 2003
Intelliden is a provider of intelligent networking software solutions designed to help organizations manage, control, and scale their networks effectively. Founded in 2000 and headquartered in Menlo Park, California, with additional offices in Colorado, Japan, and the United Kingdom, the company specializes in automating critical network change and configuration management functions. Its innovative solutions enable organizations, particularly in the telecommunications and financial services sectors, to deliver next-generation services, ensure compliance, and perform data reconciliation. Intelliden's patented technology offers real-time insights into the network's state, facilitating accurate management in increasingly dynamic environments. The company also provides system support, technical training, and technology consulting services, catering to a diverse range of network-driven businesses.

Partsearch Technologies

Venture Round in 2003
Partsearch Technologies operates an online platform specializing in replacement parts for consumer electronics and home appliances. Founded in 2000 and based in Litchfield, Minnesota, the company maintains an extensive catalog of parts and accessories, covering categories such as major and small appliances, computers, wireless devices, outdoor power equipment, and home improvement products. In addition to retailing these components directly to consumers, Partsearch Technologies offers parts procurement services to retail partners, warranty administrators, and their customers. The company also supports independent contractors and small businesses with web-based solutions, thereby serving a diverse clientele that includes the service, in-warranty, extended warranty repair, retail, and consumer markets. Through its technology-driven approach, Partsearch Technologies aims to provide a wide range of quality products at competitive prices.

API Cryptek

Series B in 2003
Cryptek, Inc. specializes in providing information sharing products and solutions aimed at enhancing security for both government and private sector clients. The company develops, manufactures, and sells a range of communications products designed to protect against security threats. Its offerings include the ION Secure Remote Access suite, which facilitates secure networking for remote management of information technology and telecom systems. Additionally, Cryptek features two main product lines: DiamondTEK, focused on secure virtual networks, and TS-21 Blackjack, which provides high-resolution facsimile equipment. Founded in 1986 and based in Sterling, Virginia, Cryptek operates testing chambers in the United States, Canada, and the United Kingdom, serving a diverse clientele that includes military, intelligence agencies, and telecommunications equipment manufacturers.

CallidusCloud

Venture Round in 2003
CallidusCloud is a provider of sales effectiveness software and services, enabling businesses to enhance their Hiring, Marketing, Selling, and Learning initiatives. The company's Hiring solutions encompass candidate assessment tests, online interviewing tools, and a job board. In Marketing, CallidusCloud offers tools for visitor intelligence, marketing automation, search engine campaigns, and social media marketing. For Selling, its offerings include systems for modeling and executing sales commissions, configuring quotes, sales enablement portals, and partner channel management. Additionally, the Learning solutions feature a training platform and content authoring tools. CallidusCloud operates a secure SaaS platform supported by high-performance data centers. Established in 1996, the company is headquartered in Pleasanton, California.

Qpass

Series B in 2002
Qpass is a U.S.-based software provider that focuses on managing the full cycle of activities for business systems and value-added data services for wireless carriers and network operators. Founded in 1997, the company initially operated as a web payment service, offering a digital wallet solution that facilitated e-commerce transactions for participating merchants. Qpass's platform enables the marketing and merchandising of digital goods and services, managing content applications and services across mobile, VoIP, and Wi-Fi networks. The company provides essential functions such as authentication, transaction management, access control, billing, settlement, and customer care. In 2004, Qpass expanded its capabilities by acquiring Dublin-based Altamedius, a prominent European payment provider, to enhance its mobile commerce offerings. In 2006, Qpass was acquired by Amdocs Ltd., further integrating its solutions within the broader telecommunications landscape.

Ligos Technologyation

Venture Round in 2000
Ligos Corporation specializes in software-based solutions for the repurposing of digital video, optimized for distribution, device and content. Their products are extremely cost-effective and scaleable, equally suitable for local or national deployment. They primarily serve the Cable and Broadcast industries, though their technologies scale down to consumer applications as well. Their video processing products and expertise enable the personalized service offerings of tomorrow by extending the capabilities of today's standards and platforms.
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