Rosemary Zigrossi


Rosemary thrives in entrepreneurial and start-up situations. She has worked alongside management of startups assisting them with strategy, operations, and finance. During her almost 20 years at Ontario Teachers’ Pension Plan, Rosemary held various roles. She was responsible for initiating and developing the Venture Capital program; investing in funds and directly in portfolio companies. In this role, Rosemary served on the board of many start-ups. Prior to her role in VC, Rosemary was responsible for building and leading the operations and financial reporting department at Ontario Teachers’.

She currently serves on the board of Sprott Inc., Russell Investment Corporate Class and on the investment committee of Sustainable Development Technology Corp. She has also served on the board of the Business Development Bank, the Canadian Venture Capital Association and was appointed to the Expert Panel for the Council of Canadian Academies on their study of the State of Industrial Research and Development in Canada 2013.

Rosemary is a Chartered Professional Accountant (CPA, CA) and a Chartered Financial Analyst (CFA), and holds the Corporate Director (ICD.D) designation from the Institute of Corporate Directors. She earned a Bachelor of Commerce from the University of Toronto and has completed the Harvard Business program for management development.



Paulo Silva

Vice President of Global Sales

Paulo Silva is Vice President of Global Sales for Mtrex Network Solutions Inc. He is a trusted advisor to his clients and partners and committed to delivering secure wireless network capabilities.

Paulo has over 20 years of experience in Wireless Enterprise and IoT Sales and has worked for Bell Mobility, TELUS and KORE Wireless in several leadership and business development roles, including pioneering, the IoT/M2M Wholesale team in 2008 while at TELUS.

Paulo will leverage his vast experience in wireless and IoT industry to customize client solutions and seamless deployment of devices, network and applications. He delights in providing Mtrex’s unique business offering and client experience.

Paulo received a Bachelor in Social Work from York University and played in the Ontario Hockey League (OHL) and the British Hockey League (BHL).



Luis Blanco

Vice President of Engineering

Luis Blanco joined Mtrex Network Solutions Inc. in early 2019 as VP of Engineering. He is a senior leader with extensive management and technology experience in areas such as IoT, 5G, AI, Big Data, IaaS, SDN/NFV, DevOps, Digital transformation and IPTV. Through a combination of technical knowledge and strong business acumen Luis has created compelling solutions, products, and services for clients.

Luis has over 25 years of Telecom experience, starting his career at Telefonica in Madrid, and then joining Nortel in Canada/USA, Ericsson Canada, and ZTE Canada.  His background spans diverse leadership roles including sales, marketing, business development, technology, product management, and regulations.

Luis holds a B.S.c and an M.Sc in Telecommunications from the Politechnical Univerity of Madrid.