Executive Team

Executive Team

Dan Caruso
Co-Founder, Chairman & CEO

Dan Caruso is President and CEO of Zayo Group, where he oversees Onvoy Voice Services, Zayo Enterprise Networks, and Zayo Professional Services. As an angel investor, Dan helped found Envysion, where he served as Chairman from 2006 to 2013. Dan is a former Board Member of GTS Central Europe and Director of New Global Telecom. Dan has an MBA from the University of Chicago and a BS in Mechanical Engineering from University of Illinois.

Between 2004 and 2006, Dan was the President and CEO of ICG Communications. Backed by Columbia Capital and MC Partners, he led the private buyout of ICG in 2004. In 2006, ICG was sold to Level 3 for $170M, resulting in a total distribution to the buyout group and management team of over $225M and a return on investment of 25x.

As one of the founding executives of Level 3 Communications, Dan was responsible for Level 3’s engineering, construction, and operations organizations. Between 2001 and 2003, most of Level 3’s lines of business and marketing functions fell under his jurisdiction. Earlier, Dan was part of the MFS Communications senior management team. He began his career at Illinois Bell/Ameritech.

In 2014, Dan was named to the Global Telecoms Business Power 100. In 2013, he was awarded the Bob Newman Lifetime Achievement Award by the Colorado Technology Association. In 2011, Ernst & Young named Dan one of the three national finalists for the Entrepreneur of the Year in Media, Entertainment and Communications, and the Denver Post named him one of Eleven Colorado Business People to Watch. The Boulder Chamber of Commerce honored Dan with the 2010 Esprit Award. In 2009, Ernst & Young honored him as the Entrepreneur of the Year in Rocky Mountain Region Emerging Company Category.

Dan is an active supporter of the University of Colorado – Boulder. He co-teaches Entrepreneurship and the Private Equity Process in the Leeds MBA Program. He is on the Entrepreneurship Initiative Advisory Board of Silicon Flatirons, a center for law, technology, and entrepreneurship at the University of Colorado, as well as board member of StartUp Colorado. He is actively involved in the College of Engineering and Applied Sciences as a frequent guest lecturer and supporter of the Engineering Management and Entrepreneurship program.

Ken desGarennes

Ken desGarennes is CFO of the Zayo Group, overseeing all financial operations as well as corporate development, investor relations, treasury, tax and legal. He has 20 years of experience in leading operations and transactions primarily in the technology and communications industry.

Prior to joining Zayo in 2007, Ken was CFO of Wire One Communications, a videoconferencing provider and portfolio company of the Gores Group. The Gores group is a technology-focused private equity firm, where Ken was a Senior Director leading financial due diligence and negotiations on numerous acquisitions in both the telecom and technology market. Previously, Ken worked at Accenture for six years in a corporate development role, after starting his career as a commercial banking officer with First Union Bank. Ken has a BS in Finance from the University of Maryland in College Park.

Ken was recognized by the Denver Business Journal as the 2011 CFO of the Year for his contributions to the success of Zayo Group. Ken is an active supporter of the entrepreneurial community in the Front Range. He is a frequent guest lecturer at the University of Colorado Leeds School of Business and Colorado School of Mines.

Chris Morley
President & COO, Cloud & Connectivity

Chris Morley is President & COO of Cloud & Connectivity. Chris has 19 years of technology and communications experience. He earlier served as Zayo's President of Ethernet, IP Services, SONET, and Colocation, as well as Chief Financial Officer for Zayo Bandwidth.

Chris was previously a consultant with Altman Vilandrie & Co., a boutique consulting firm specializing in the media and communications industries, advising companies and private equity investors on strategy, operational improvement and M&A diligence and execution.

Chris previously served as the Chief Integrations Officer for One Communications, leading integration efforts combining three competitive telecom providers, creating one of the largest privately held CLECs in the country. Prior to its sale to One Communications, Chris served as Senior Vice President of Operations and Engineering for Conversent Communications, with operations in the northeastern US. Chris started his career at Fanch Communications, a top 20 privately-held MSO, as a financial analyst leading up to its disposition to Charter Communications in 1999.

Chris received his BSBA in Finance from the University of Denver.

Matt Erickson
President & COO, Physical Infrastructure

Matthew Erickson serves as the President & COO of Physical Infrastructure at Zayo Group, a global provider of Bandwidth Infrastructure services. ​Mr. Erickson’s current responsibilities include full business ownership of​ Zayo’s ​Metro and Long Haul ​Dark ​F​​iber, Colocation​,​ and Mobile Infrastructure strategic product groups​, which includes small cell, FTT (fiber-to-the-tower), and DAS (distributed antenna systems).​ ​​In addition, Mr. Erickson oversees Zayo’s operations and outside plant organizations. Mr. Erickson is dedicated to driving the growth of Zayo's infrastructure services and providing comprehensive, innovative connectivity solutions to the largest consumers of bandwidth. 

Mr. Erickson joined Zayo​ in 2006. From 2006 through May of 2010, Mr. Erickson held various roles at the company, including Senior Vice President of Corporate Development & Strategy and Vice President of Marketing & Product Management.​ Since June of 2010, Mr. Erickson has served as President of various segments​ throughout Zayo.

Before joining Zayo, Mr. Erickson worked at ICG, where he was Vice President of Marketing & Product Management from 2004 to 2006. Prior to ICG, Mr. Erickson was at Level 3, where he held various roles including Internet, transport and infrastructure product management and corporate strategy/development. Mr. Erickson began his career at PricewaterhouseCoopers in the audit and financial advisory services groups.

Mr. Erickson received his B.S. in Accounting from Colorado State University.

Stephanie Copeland
President, zColo

Stephanie Copeland is President of zColo at Zayo Group and has over 26 years of experience in the communications industry. She joined Zayo in 2012 as Senior Vice President of the European Business Unit, and prior to her current role she ran Zayo’s Lit Services Segment.

Before joining Zayo, Stephanie was Vice President and General Manager of Small Business at CenturyLink (formerly Qwest). In this role, she was responsible for the full profit and loss of the small business segment. Stephanie was also Vice President of Marketing and Vice President of Pricing at CenturyLink.

Before joining CenturyLink, Stephanie held leadership positions at Cable and Wireless joint ventures in Russia, MFS International in Washington D.C., and Level 3 Communications in London.

Stephanie earned a BA in German and Commercial Studies from the University of Illinois. She also completed postgraduate coursework in business at the University of Paderborn, in Paderborn, Germany.

David Howson
President, International

David is President of International for Zayo Group. He has 17 years telecommunications experience and earlier served as President of Sales and President of Zayo Bandwidth.

Prior to Zayo, David served as Senior Vice President of Customer Service Management at Level 3 Communications. In this role, David oversaw customer and network operations of all of Level 3’s services including colocation. His responsibilities included customer service, security, network monitoring and maintenance. He was also responsible for the design and build of more than 15 colocation facilities totaling more than 300,000 sq. ft. of space. 

Before Level 3, David held a number of leadership roles where he was responsible for access management, M&A integrations, network and infrastructure planning and development, and network and facility construction in Asia, Europe, and North America.

David earned his Engineering Degree with Honors from Oxford Brookes University.

Glenn Russo
President, Sales

Glenn Russo is President of Zayo Group Sales and has been part of the Zayo leadership team since 2008. He has held several leadership positions where he was responsible for Corporate Development and Strategy, Marketing, Enterprise Sales, Indirect Channel Sales and the European and Professional Services business units.

Glenn was Senior Vice President at Level 3 Communications, responsible for Transport and Infrastructure services. He was responsible for services across North America and Europe and for establishing Level 3’s channel partner program. During eight years at Level 3, Glenn led a broad range of businesses, including fiber, transport, colocation, voice, IP and data services.

Before joining Level 3, Glenn was a senior executive at Bridgeworks, a Texas-based regional network services company. He was also a business unit executive in ExxonMobil’s global chemical product division.

Glenn supports the Colorado entrepreneurial community through participation in industry, state and university programs.

Glenn earned a BS in Engineering from Cornell University.

Sandi Mays
Senior VP of IT, Tranzact & Billing

Sandi Mays is the Senior Vice President and Chief of Staff at Zayo Group. She has been with Zayo since 2006 and her responsibilities include overseeing operational financial reporting and human resources.

Previously, Sandi served as Chief of Staff at ICG Communications, managing both operational finance reporting and network financial planning.

Prior to ICG, Sandi served as Chief of Staff at Level 3 Communications. During her eight years at Level 3, Sandi worked in financial and operational reporting, revenue assurance, sales operations, IT support, and vendor relations.

Prior to Level 3 Communications, Sandi held leadership positions at firms including MFS Telecom, WorldCom, Focus Enterprises and Northern Trust. Her responsibilities included sales operations, business operations, real estate/lease administration, and fixed asset/capital reporting.

Sandi earned a B.S. (magna cum laude) in Finance from DePaul University.

Rachael Donaldson
VP, People.Culture.Brand.

Rachael Donaldson currently serves as Vice President of the People.Culture.Brand. team at Zayo Group. In this role, she is responsible for cultivating talent and building a culture that inspires collaboration, diversity, innovation and creativity. She oversees the global management of Zayo’s people operations, advertising, brand, events and sponsorships, marketing, business intelligence, media, public relations and community outreach.

Rachael draws on her extensive experience in consumer strategy, creative research and technology innovation to evolve the landscape of Zayo’s global brand. Throughout her career, she has helped guide some of the world’s leading brands, including Procter & Gamble, Nestlé, Alibaba.com, The North Face, Luxottica and more. Prior to joining Zayo, she served as Vice President and Head of New Business at Made Movement in Boulder, CO.

Rachael earned a B.A. in Communications from the University of Colorado Denver. She is a mentor at Greenhouse Scholars and is an active member of CU Women’s Council at Leeds School of Business. Rachael currently serves as a faculty member at Boulder Digital Works and sits on the Leeds School of Business Board of Alumni and Friends.

Scott Reardon
Corporate Development & Investor Relations

Scott Reardon is Treasurer and head of Corporate Development for Zayo Group. His responsibilities include M&A activity, debt and equity financing activity, and investor and analyst relations. Scott previously served as Chief Financial Officer for Zayo Bandwidth, a Zayo Group company.

During his ten years at Level 3 Communications, Scott served a variety of functions, including corporate development, network development, and financial planning and analysis.

Scott began his career in the investment banking division of Salomon Smith Barney, focused on mergers and acquisitions within the financial institutions vertical. Scott received a BS in International Economics from Georgetown University, and studied for an MBA at the Tuck School of Business at Dartmouth, before deferring to take a full-time position with Level 3.

Scott Beer
General Counsel

Scott Beer is General Counsel of Zayo Group and is responsible for Zayo’s legal and regulatory functions. He served on the board of Comptel from 2008 until 2011.

Before joining Zayo, Scott worked for Level 3 Communications as Vice President of Carrier Relations, responsible for vendor relations covering $1.8 billion in annual network expenses.

Earlier, Scott was VP and General Counsel of ICG, overseeing legal and regulatory matters. He started with ICG as Director of Government Affairs, handling state and federal regulatory functions and providing legal support to new product development. Scott was previously in-house counsel at MCI WorldCom, supporting the Mass Markets Finance Department. He began his legal career as an associate attorney for a Denver law firm, where he was a commercial litigator and represented several large communication companies.

Scott holds a Juris Doctorate from Michigan State University College of Law (formerly Detroit College of Law). He earned a BA from Michigan State University in Communications.

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About Zayo
Zayo Group is a global provider of bandwidth infrastructure services, including dark fiber, live video, IaaS, wavelengths, Ethernet, IP services, SONET, cloud, and carrier-neutral colocation.

Our network footprint extends over 84,000 route miles, providing fiber-based connectivity between major data centers, carrier PoPs, enterprise buildings, and more.