Our Team

Leadership Team

Brendan Gill


Brendan is the Co-Founder of Opensignal and has spent his career working on solutions to improve global connectivity. Brendan has been recognised as a wireless industry leader in the Global Telecoms Business Power100 and regularly shares Opensignal's mobile insights at major telecom industry events. Brendan is also deeply committed to supporting the next generation of tech entrepreneurs and serves as an Investor and Mentor at Techstars, the startup accelerator.

Andy Burns

Chief Operating Officer

With more than 25 years of experience in the telecom industry, Andy leads day-to day business operations to drive global adoption of Opensignal’s analytics solutions among mobile network operators, regulators and analysts.

Shirin Dehghan


Shirin has over 20 years of experience in the telecom industry and was the founder and CEO of Arieso, a leader in network geolocation solutions which was acquired by JDSU for $85m. Shirin has won a number of prestigious industry awards, including Blackberry’s Top Woman in Technology, Best Woman in Mobile, Business Woman of the Year 2013 and European Entrepreneur of the Year 2013.

James Robinson

VP Research and Innovation

James leads the Opensignal team pioneering the next generation of mobile network experience measurement. Previously, he led the team responsible for the development and adoption of Opensignal’s mobile apps which have been downloaded on over 32 million consumer devices (and counting) around the world.

Iain Marsden

SVP Products and Solutions

Iain has deep knowledge of mobile network operators and the wireless industry gained from more than 20 years working with telecom businesses around the globe. He oversees Opensignal's Customer Excellence team and new product introduction to our global operator customer base.

Barry Graham

VP Marketing

Drawing on over 25 years' experience across the telecom industry, Barry leads Opensignal’s global marketing. A knowledgeable and accomplished industry speaker, he is instrumental in ensuring Opensignal continues to be recognized as the independent source of truth of global mobile network experience.

Ian Fogg

VP Analysis

Ian leads the team of analysts behind Opensignal’s industry-leading analysis and insights. Formerly an analyst at Forrester, IHS Markit, and Jupiter Research, he has a broad complement of knowledge and experience across the end-to-end mobile telecom market.

Delphine Renaud

VP Product Management

With over 15 years' experience in market research and audience measurement, Delphine leads Product Management of Opensignal’s mobile analytics solutions and product delivery to Opensignal’s Customers.

Greg Kustudia

Regional VP, Americas

Greg has over 15 years of experience building market leadership and domain expertise for high-growth telecom companies. He leads Opensignal’s business across North and South America.

Rob Lerner

Regional VP, APAC

Rob has over 15 years of experience leading high-performing business development teams for fast-growing software businesses in the mobile telecom industry. He leads Opensignal’s business in Asia-Pacific (APAC).

Stefan Schoofs

Regional VP, EMEA & India

Stefan has more than 20 years of experience working across the telecom industry with companies ranging from established brands to high-growth start-ups. He leads Opensignal’s business in Europe, India, Africa and the Middle East.


Merav Weinryb

Managing Director, Qualcomm Ventures

Merav is Managing Director of Qualcomm Ventures, Israel & Europe. Prior to joining Qualcomm Ventures, Merav held various positions at Intel Capital and Pitango Venture Capital. Before joining the VC world, Merav led a career in Telecommunication and held executive positions at Comverse Technology and Emblaze Group.

Eileen Burbidge

Partner, Passion Capital

Partner at Passion Capital, the leading early-stage technology venture capital investment firm in Europe. Eileen also serves as the Chair for Tech City UK; in the Prime Minister's Business Advisory Group; HM Treasury's Special Envoy for FinTech, Tech Ambassador for the Mayor of London.

Mark Jacobson

Partner, O'Reilly AlphaTech Ventures

Mark is a Partner at OATV (O’Reilly AlphaTech Ventures), the VC fund he co-founded with Tim O’Reilly, based in San Francisco. Prior to OATV, Mark was an Executive VP at O’Reilly Media and holds a J.D. from Georgetown University Law Center.

Malcolm Ferguson

Principal, Octopus Ventures

Malcolm is a Principal at Octopus Ventures, a London and New York based venture capital firm. Prior to joining Octopus, Malcolm spent a number of years in the investment banking industry, firstly within the TMT team of Bank America Merrill Lynch in London and then subsequently at GP Bullhound, focussing exclusively on technology businesses

Marieke Christmann

Principal, Octopus Ventures

Marieke Christmann is a Principal At Octopus Ventures, a London and New York based venture capital firm. Prior to Octopus Marieke was an investment manager at Zouk Capital and draws on almost 10 years experience in investment banking and private equity.

Board of Advisors

Finnbar O'Neill


Finn brings diverse talents and extensive expertise from his time as Chief Executive of JD Power, the consumer intelligence, data and analytics company. A licensed attorney, Finn was previously CEO for Hyundai Motor America, Mitsubishi North America and Reynolds and Reynolds.

Steve Livingston


Steve is an accomplished veteran of the telecoms industry having held senior marketing roles with AT&T, AirTouch and Cellular One and more recently was a senior VP at Byte Mobile.

Seamus McAteer


Seamus is an experienced mobile entrepreneur with over 20 years experience building companies that leverage mobile data and analytics. He was founder and CEO of M:Metrics (acquired by Comscore) and recently founded MetaResolver and Datasnap.io.

Gary Cohen


Gary brings over 25 years experience in the mobile industry, providing network quality insights to mobile operators. He held senior positions at Telephia, Nielsen and most recently Director of Mobile Research for ITG.

Isaac Babbs


Isaac is a serial entrepreneur, executive, and advisor in the mobile space and currently CEO and Founder of Handmade Ventures. Isaac has held senior leadership positions at Millenial Media, Qualcomm and Macromedia.

Alex Trewby


Founder and COO of Divide which was acquired by Google and now forms part of Android for Work. Now a PM on Android Wear, Alex was previously a VP at Morgan Stanley for 11 years.

Sina Khanifar


Sina is a co-founder of Opensignal and currently CEO of RSRF, an in-building wireless solutions provider headquartered in California. He is also a technology policy advocate and a Technology Fellow at the Electronic Frontier Foundation.