charles buchwalter



Charlie joined Symphony Advanced Media in August, 2012, bringing more than 30 years of experience in the information services and media measurement industry. Prior to joining SymphonyAM he spent 13 years at Nielsen where he served as Chairman & CEO of Nielsen Online's joint venture in Japan, and oversaw the go-to-market plans for Nielsen’s Online Campaign Ratings (OCR) initiative.

pyeush gurha


Technology Officer

As Chief Technology Officer, Pyeush Gurha drives strategy, design, and development of new products for Symphony Advanced Media. Pyeush has more than 15 years of direct experience in development and management of business intelligence and automated analytics.

john ouren



John has twenty years of experience in marketing data and analytics and held senior leadership positions running technology enabled marketing businesses at MarketTools (acquired by SurveyMonkey) and Digital Impact (acquired by Acxiom).  John also was a leader of the Financial Services and Internet Marketing practice while at Mckinsey & Company.

Chuck Shuttles Headshot 1


Senior Vice President,
Panel Operations

Joining Symphony Advanced Media in 2015, Chuck brings more than 15 years of experience in research business development, client account management, research methodology, and custom panel development to the Symphony AM team. Prior to joining, Chuck held positions at Nielsen, Abt SRBI, and GfK (formerly Knowledge Networks), where he led the cross-functional efforts to develop and enhance custom media panels and played a significant role in growing GfK's unique panel-based business. 



Senior Vice President,
Client Solutions

John joined Symphony Advanced Media in June 2016.  He brings over 20 years of experience in strategic cross platform research on both the client and vendor side.  As SVP, Client Solutions, John is charged with setting the company and team standard in supporting SymphonyAM’s growing list of clients.  Prior to joining SymphonyAM he held executive research positions at Viacom/MTV Networks, Current TV and Al Jazeera America.  Early in his career, John was one of the first employees at PC Meter; which was the company that pioneered Internet ratings and has today transformed into comScore Media Metrix.



Vice President,
Product Management

Shankari joined Symphony Advanced Media in June, 2014, bringing more than 15 years of experience in the media measurement and research industry. Prior to joining SymphonyAM she worked at Nielsen where she set up and headed the Nielsen Telecom Practice in India. She also grew the Google strategic engagement through their use of Nielsen’s passive, on-device-metered-panel. Prior to this, she held roles in Product Management and operations at Telephia, an early innovator in passive, on-device tracking of mobile consumer behavior, acquired by Nielsen in 2007.



Vice President,
Client Solutions

Kerrilyn joined Symphony Advanced Media in February of 2015, bringing more than 10 years of experience in marketing and media research. Prior to SymphonyAM, Kerrilyn held positions with the Madison Square Garden Company, spearheading the research efforts across the company. She also spent time with NBC Universal overseeing the Research Team of the Telemundo National Sales offices understanding the needs of both business development and advertising sales on a local and national level.

2014 March

Established innovative partnership with TiVo Research, licensing SymphonyAM technology on a multi-year basis.

2014 March

Demonstrated that women who tweeted while viewing the Oscars spent 40% more time watching the broadcast, adding new insight to the reality of mobile tasking

2013 September

Panel exceeds 10,000 mark

2013 August

Introduced concept of “mobile tasking”, impact of mobile usage while watching television, in conjunction with measuring consumer’s cross media usage during the Video Music Awards

2013 June

Entered into relationship with Telemundo to embed SymphonyAM technology into Hispanic panels being created by Telemundo

2013 March

CIMM presentation confirming significant difference between passive versus stated media exposure. Client partners included Verizon, J&J, etc.

2012 December

SymphonyAM signs first client Starcom

2012 August

Charles Buchwalter, formerly of Nielsen, joins SymphonyAM as President & CEO.

2012 July

chosen by Coalition for Innovative Media Measurement (CIMM) to use our passive behavioral technology to gain new insights into the effectiveness of TV and cross media campaigns

2011 May

Automatic Content Recognition (ACR) used for TV measurement as well as Social Media Measurement of Facebook and Twitter begins

2011 April

Apple iOS platform for iPhone and iPads introduced to MediaPulse mobile panel

2011 March

launched industry's first mobile device (Smartphone and Tablet) panel to track cross media behavior.

2011 February

SymphonyAM outlines the foundational basis of MediaPulse, SymphonyAM’s Single Source Cross Media Passive Measurement technology