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Executive Team
& Board

Helping Us Grow and Innovate

Our Executive Team

Meet a team committed to your continued and long-term success with cloud communications.

Alan Rihm

Chief Executive Officer

Alan Rihm, CEO and founder of CoreDial, brings over 20 years of business strategy and channel experience to his current role. Alan has been instrumental in establishing the company as a leading private label UCaaS provider that empowers more than 800 channel partners to provide cloud communications to more than 30,000 businesses throughout the United States. Under Alan’s leadership, the company has experienced tremendous revenue growth and exceptional customer retention rates. His laser-like focus has built a team that has established CoreDial’s platform, CoreNexa, as the first UCaaS platform for unified communications that transforms the channel from acting as just sales agents to becoming much more of a trusted advisor for their clients. Now, Managed Service Providers (MSPs), Value-Added Resellers (VARs), and IT Solutions Providers are able to provide their end users with a powerful UC Client, class-leading Contact Center, fully integrated mobile application, and proven administration platform all while realizing industry-leading profit margins under their own brand. Alan has been a successful entrepreneur in the Philadelphia region since 1995, and has a deep background in guiding service providers and software companies to critical mass through profitable growth. In fact, CoreDial was founded after Alan spun off a VoIP division of a 10-year-old Internet Service Provider in July 2005. Alan is a graduate of Drexel University.

Warren Barratt

Chief Financial Officer

Warren Barratt is CoreDial’s Chief Financial Officer and is responsible for managing the company’s finance, accounting and administrative functions. Warren has over 30 years of finance, accounting and financial reporting, and general management experience. After starting his career in the public accounting industry with Price Waterhouse, Warren has served as Chief Financial Officer for a variety of private and public companies in the technology, life sciences, health care and services industries.

Prior to joining CoreDial, Warren served as Chief Financial Officer for ARXAN, a global leader in application protection solutions across several industries, including financial services, mobile payments, healthcare, automotive, gaming and entertainment. Before ARXAN, Warren was Chief Financial Officer for CyOptics, a leading provider of optical chips and related components enabling bandwidth for high-speed optical networks in the access, enterprise/data center and long haul/metro segments of the telecommunications industry, and for other emerging end-market applications, such as defense and avionics, high-performance computing, medical and security.

Warren has extensive experience raising public and private capital, managing merger and acquisition transactions, and building and optimizing corporate infrastructures. Warren earned a BS in Commerce from the University of Virginia and a MBA from the University of Pennsylvania’s Wharton School of Business.

Ken Lienemann

Chief Revenue Officer

Ken is Chief Revenue Officer at CoreDial, responsible for leading marketing and sales as well as partner on-boarding, training, support, and partner success. With a deep background in marketing, sales and service, Ken brings more than 20 years of experience to the position having previously worked for telecom and software companies ranging from start-ups and early stage IPOs to Fortune 500 enterprises.

Prior to joining CoreDial, Ken served as Senior Vice President of Global Marketing at Tangoe, a $200M+ public SaaS company. There he built a global marketing organization including product marketing, demand generation and marketing communications teams.

Before Tangoe, he was Executive Vice President of Global Sales and Service at Rivermine, a telecom expense management company that specializes in managing voice, data and wireless telecom expenses. In this role, Ken led global sales efforts, leading to its lucrative acquisition by Emptoris and subsequently by IBM where Ken served as General Manager and SVP of Global Sales.

Ken started his career at Andersen Consulting and held various roles at Architel Systems Corporation, Step 9 Software, Broadmargin and Control Point Solutions. Ken holds a BS in Mechanical Engineering with Honors from West Virginia University.

Jennifer Nading

SVP Operations

Jennifer Nading joined CoreDial as Vice President of Operations in June 2017. She is responsible for creating scalable cross-team systems, processes and procedures that drive company initiatives. She is a proven strategic leader with a 20-year history at fast-growing telecommunications businesses and contact centers.

Prior to CoreDial, Jennifer was Vice President of Operations at Synergixx, a full-service media and marketing firm she helped found and grow to inclusion on the Inc. 5000 list of fastest-growing private companies in 2016. Jennifer earned a bachelor’s degree in English from Buena Vista University.


Chris Abboud

SVP of Software Development

As Senior Vice President of Software Development, Chris directly oversees the Product and Development teams at CoreDial. He’s responsible for the quality, reliability, and usability of the products and services offered through CoreDial's growing network of Channel Partners. Chris and his teams engage with our partners to identify needs and get feedback that helps shape the direction and evolution of CoreDial’s product roadmap and private label UCaaS platform. Chris joined the company in January 2015, bringing over 20 years of software and infrastructure experience to the role.

Prior to joining CoreDial, Chris held executive positions at Citibank and Dow Jones. Chris is an Alumnus of the University of Pennsylvania with a degree in Computer Science Engineering.


John Carr

SVP of Cloud Services

John joined CoreDial in February 2020 as Senior Vice President of Cloud Services. In this capacity, he leads the teams responsible for ongoing management of the CoreNexa™ platform, ensuring the quality, reliability, and seamless delivery of our products and services to Partners. He brings over 35 years of experience in the telecommunications, data networking, and cloud services sectors to the role. Most recently, John held executive positions at VoIP Networks and BroadView Networks, where he worked for 18 years.

Our Board

Our Board’s composition is a strong, balanced blend of skills and experience, advising and offering guidance in core areas vital to the success and longevity of our organization. 

Alan Rihm

Alan sets strategic direction for the company, and works closely with the board and management team to fulfill on the team’s commitment to its “hedgehog strategy.” Alan organized the spin-off and formation of CoreDial, and joined the company as CEO in 2005. He has been instrumental in establishing the company as one of the leading services delivery platforms for private label cloud communications. Under Alan’s leadership, the company has experienced tremendous revenue and channel partner growth, as well as industry leading sales and operational key metrics. Alan has been a successful entrepreneur in the Philadelphia region since 1995, and has a deep background in guiding software and service companies to critical mass and profitability. He is a graduate of Drexel University.

Mel Baiada

Mel is president of Basecamp Business; a managing partner at BaseCamp Ventures an early stage venture fund; and a partner of Grapevine Development a smart-growth, NJ based real estate development firm. Operating and investing in successful product and service-based companies has given him a broad and seasoned perspective of business. From the start-up of Bluestone in 1989, through its IPO in 1999, and the eventual sale to Hewlett Packard in 2001 for over $350M, Mel has demonstrated an ability to recognize business opportunities, attract capital and talented employees, and profitability exit an information technology company investment.

William Hamel

William (“Bill”) is a technically accomplished senior-level engineer with over 27 years of experience in the telecommunications industry. He has extensive experience in the design and engineering of high availability fault tolerant voice and data networks, network security, and forensics. Bill’s skill sets include a deep technical understanding of the Internet including core infrastructures and related technologies. He has a passion for technology and a proven track record.

David Reuter

David is a Partner with LLR Partners, a software and tech-enabled services private equity firm with over $2 billion under management. David leads the software and IT services practice for LLR and supports a number of growth technology businesses in strategic planning, M&A, sales and marketing and talent development. David previously worked in accounting and consulting at Andersen and holds a B.S. in Business and Economics from Lehigh University, where he graduated with honors.