About NTT Global Data Centers

Doug Adams is the President and Chief Executive Officer of NTT Global Data Centers. As the global leader of the world’s third largest data center provider, Doug oversees the management of more than 150 data centers in 20 countries worldwide.

He also leads the rapid development and expansion of our data center division, managing more than $10 billion in capital development to deliver secure and sustainable infrastructure to the world’s most innovative brands.

Doug has been instrumental in shaping the landscape of data centers and driving innovation in the industry. He cofounded RagingWire in 2000 (at the time, a subsidiary of NTT Communications), growing it into a market leader before its acquisition by NTT. He previously held executive roles at NEC Technologies and started his career in sales and business development at Mars, Inc. 

Bruno Berti is the Senior Vice President of Global Product Management at NTT Global Data Centers, where he oversees the development and management of colocation and data center service offerings worldwide.

With more than two decades of experience, he has led teams and launched innovative solutions across industries, including data centers, SaaS and telecommunications.

Prior to joining NTT Global Data Centers, Bruno held senior roles at SunGard Availability Services and Meridian Systems, focusing on disaster recovery, enterprise software and product strategy.

Denise Hannan is the Senior Vice President, Legal and Human Resources for NTT Global Data Centers, where she oversees the global legal and human resources operations across 20 countries. In this role, Denise is responsible for strategic legal decisions, compliance and human resources management. She also provides business and legal advice for major corporate decisions across all business areas.

Prior to joining NTT DATA, Denise was an executive at a multi-industry organization focused on hospitality, real estate development, commercial property management and equipment leasing. She has specialized skills in data center commercial contracting, real estate development and construction, employment and labor law, governance, risk and compliance, and human resources.

Denise is a licensed attorney and realtor as well as a trained mediator, and has been providing executive-level services to companies for over 20 years.

Konstantin Hartmann is the Managing Director for the EMEA and Americas operations of NTT Global Data Centers.

Konstantin has over 10 years of experience in building client-oriented processes and structures in markets with diverse client segments and requirements. He joined e-shelter, now part of NTT DATA, in 2017 and established the presales division to support sales activities. In 2019, he took over as leader of the Commercial Management business unit and assumed further responsibilities for data center presales, product management, client delivery and client success management activities in EMEA. In July 2021, the Sales and Commercial business units of NTT Global Data Centers EMEA were merged under Konstantin’s leadership.

Konstantin holds a master’s degree in management from the International School of Management in Frankfurt.

Will Innis is the Senior Vice President of Global Investment at NTT Global Data Centers, where he is responsible for global investment strategy and transactions functions.

Will brings two decades of experience in real estate and digital infrastructure investments to NTT DATA, having joined the company in 2018. Prior to this, he held senior positions at prominent institutional investment groups and advisory firms, including AXA Investment Managers, Waypoint Capital and JLL.

Steven Lim is the Senior Vice President of Marketing and GTM Strategy at NTT Global Data Centers, where he oversees global go-to-market strategies, demand generation and brand-awareness initiatives.

Throughout his career, Steven has successfully led marketing teams to drive significant revenue growth and enhance enterprise value. He has a proven track record in building corporate brands, shaping customer experiences and developing innovative go-to-market solutions.

Before joining NTT DATA, Steven was a Customer Marketing Leader at LinkedIn, and served as Vice President/Head of Marketing at Vantage Data Centers. As part of the senior executive team at Vantage, he was instrumental in increasing the company's valuation fivefold. Steven also held management roles at Equinix, McAfee and Cisco.

Brittany Miller is the Global Senior Vice President of Infrastructure Development at NTT Global Data Centers, overseeing global construction, engineering and supply chain operations.

With over 15 years of experience, she has led major infrastructure projects across the data center, cloud and semiconductor industries.

Before joining NTT Global Data Centers, Brittany held leadership roles at Microsoft and Intel, where she managed large-scale construction programs, supply chain operations and strategic infrastructure development.

Joe Pace is the Global Chief Operating Officer of NTT Global Data Centers, overseeing the development of global operational functions to enhance scalability, efficiency and high-quality service delivery for clients worldwide.

Previously, Joe held senior roles at RagingWire Data Centers (at the time, a subsidiary of NTT Communications), including Chief of Staff to the CEO, and Construction Business Operations Manager. His expertise spans integration initiatives, project management and financial analysis, making him a pivotal figure in the data center industry.

Makoto Shimizu is the Chief Financial Officer of NTT Global Data Centers, where he oversees corporate finance for the company.

Makoto’s career at NTT spans over two decades, during which he has held various leadership positions within NTT Global Data Centers as well as NTT Communications. Prior to being appointed CFO in 2023, Makoto led the Tax and Treasury group for the company. In his current role as CFO, Makoto leverages his extensive financial expertise and industry knowledge to drive the strategic financial management of our data center operations worldwide.