Arbor Partners

Arbor Partners is a venture capital firm established in 1996 and based in Ann Arbor, Michigan. The firm primarily focuses on investing in enterprise software, semiconductors, and advanced materials, with a particular emphasis on companies located in the Midwest. Although Arbor Partners has co-invested in ventures outside this region, it is no longer actively seeking new investment opportunities. The firm raised two venture capital funds during the dot-com boom in the late 1990s, and as of July 2013, its funds had entered the divestment phase, leaving three portfolio companies remaining across both funds.

Richard Eidswick

Founding Partner

Donald Walker

Managing Director

6 past transactions

Interlink Networks

Venture Round in 2005
Interlink Networks, LLC specializes in customizable authentication, authorization, and accounting (AAA) systems for both wireless and wired networks. Founded in 1991 and headquartered in Ann Arbor, Michigan, the company offers a range of products including the RAD-Series Remote Access Dial-In User Services server, which facilitates AAA for carriers, Internet service providers, and networked enterprises. Additionally, Interlink Networks provides a Diameter Server that complies with various industry standards and a software developer's kit. Their clientele includes a diverse array of carriers, service providers, integrators, and OEMs globally, with notable customers such as major US and Swiss carriers and leading technology firms like Hewlett-Packard and Siemens. The company also offers professional services, training, and support to enhance its product offerings.

Interlink Networks

Venture Round in 2002
Interlink Networks, LLC specializes in customizable authentication, authorization, and accounting (AAA) systems for both wireless and wired networks. Founded in 1991 and headquartered in Ann Arbor, Michigan, the company offers a range of products including the RAD-Series Remote Access Dial-In User Services server, which facilitates AAA for carriers, Internet service providers, and networked enterprises. Additionally, Interlink Networks provides a Diameter Server that complies with various industry standards and a software developer's kit. Their clientele includes a diverse array of carriers, service providers, integrators, and OEMs globally, with notable customers such as major US and Swiss carriers and leading technology firms like Hewlett-Packard and Siemens. The company also offers professional services, training, and support to enhance its product offerings.

Intradiem

Series B in 2001
Intradiem, Inc. specializes in intraday automation solutions for multi-channel contact centers, enhancing operational efficiency for frontline workforces across various sectors, including telecommunications, financial services, and healthcare. Founded in 1995 and based in Alpharetta, Georgia, the company offers a comprehensive Software as a Service (SaaS) platform that automates real-time management processes. This technology allows contact centers, back offices, and retail environments to adapt quickly to changing conditions, improving customer experience while reducing costs. Intradiem's solutions include task management, real-time adherence, intraday staffing, and alerts, all designed to support both in-house and remote staff. With over 250,000 frontline workers utilizing its services daily, Intradiem leverages patented AI technology to process substantial data in real-time, enabling immediate actions that enhance productivity and agent engagement. The company, formerly known as Knowlagent, Inc., rebranded in January 2013 to reflect its focus on innovative automation.

Cohesia

Venture Round in 2001
Developer of a Care Intelligence Platform. The company's platform offers data-driven decisions in cardiovascular care via diagnostic workflow and structured reporting software, enabling diagnostic test providers and clinicians to increase the efficiency of reporting, reduce medical errors and provide greater insight into their patient's health.

CMS Technologies

Venture Round in 1998
CMS Technologies, doing business as, ChriMar Systems, Inc., develops and markets security solutions for network-connected assets. Its products include EtherLock II, an asset-aware Ethernet equipment panel; NetLighter Web Application, which provides real-time network connection status; and EtherLock ID, an electronic asset tag. The company also provides inControl Software, an Ethernet enabled and based software application. CMS Technologies was founded in 1993 and is based in Farmington Hills, Michigan.
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