Leadership

Mark Petroff

President & Chief Executive Officer

Mark is the leading force behind our growth as a tech-driven innovator of integrated marketing services.

Prior to joining us, he was a partner in Deloitte’s Financial Advisory Services practice as well as a general securities principal.

Mark’s understanding of cutting-edge technology goes beyond his impressive business background.

He served as a nuclear engineer and submarine warfare officer in the US Navy. That experience more than qualifies him to help navigate our clients’ brands into uncharted water.


Mark Petroff
President & Chief Executive Officer

Sameer Desai

Chief Operating Officer

When you offer a multidisciplinary blend of marketing services as a company, you need a unique individual to drive their success.

Thankfully, we have such a leader in Sameer. One minute he can talk big data with our analytics team, and the next, develop innovative strategy solutions with our brand experts.

He also has the uncanny ability to tie these services together for greater impact.

Sameer’s background includes strategic consulting, marketing, and technology management at Trilogy, where he led the Solutions Marketing & Business Development team.

Sameer Desai
Chief Operating Officer

Phil Petrella

Chief Growth Officer

Phil is responsible for the overall growth and go-to-market strategy here at OneMagnify.

With 20+ years of sales and marketing experience, he’s worked with several world-class global brands, including Johnson & Johnson, Unilever, P&G, L’Oréal, KFC, Charles Schwab, Molson Coors, Toyota, and Salesforce.

Prior to joining us, Phil was the growth officer at Merkle, serving the customer experience global market.

Phil is highly skilled at standing up growth engines around global marketing technologies that drive marketing activation. This allows OneMagnify to deliver ultimate outcomes for both our current and prospective clients.

Phil Petrella
Chief Growth Officer

Steve Farr

Chief Digital Officer

Over his 25-year career spanning academia, financial services, and automotive, Steve has worked at start-ups, large Fortune 10 companies, and ad agencies.

The one constant? Transforming data into customer understanding, and then using that enhanced customer knowledge to drive change.

A leading analytics and digital marketing expert, Steve enjoys building high-performing teams that work at the leading edge of digital marketing and data science. Steve has worked with many global brands, including Ford, DuPont, GE, Toyota, and Whirlpool.

He previously held roles as co-founder and CEO at Vertigee Corporation and SVP of data & analytics at Wunderman. Steve holds a BA in Economics from the University of Michigan and an MS in Economics, summa cum laude, from Oregon State University.

Steve Farr
Chief Digital Officer

Jonathan Prantner

Chief Analytics Officer

A celebrated thought leader and recipient of multiple data science patents, Jonathan continually advances OneMagnify’s artificial intelligence capabilities.

As an expert in data, analytics, and AI, Jonathan helps marketing and analytics leaders leverage these solutions to understand their audience, win new customers, and drive their business forward.

Jonathan’s approach to applied mathematics has been pushing analytics to the limit for over two decades. His career has spanned many industries including automotive, consumer packaged goods, travel, healthcare, and educational research.

Jonathan Prantner
Chief Analytics Officer

Jill Bright

Chief Transformation Officer

Jill plays an integral role in optimizing our organizational effectiveness to help drive accelerated growth while delivering ever more valuable and responsive client services.

Throughout her career, she’s been enhancing organizational excellence to create value in both the public and private sectors, including assignments for the NYC Mayor’s Office and senior roles at Sotheby’s, Condé Nast, American Express, and Macy’s.

Jill is also a Crestview Partners Operating Executive focused on human capital management and holds independent director roles at two public companies.

As a highly strategic and experienced human resources leader, Jill is a catalyst for accelerating transformational change at OneMagnify to further evolve, win, and grow in today’s marketplace.

Jill Bright
Chief Transformation Officer

Bill Neblock

Chief Financial Officer

Bill Neblock is the Chief Financial Officer of OneMagnify, where he directs financial strategy, M&A, and investor relations while partnering with operations to unlock profitable growth. Backed by more than 25 years of experience—15 of them in CFO seats—he has guided both start-ups and global enterprises in digital marketing, technology, and business services. At OneMagnify, he has led two acquisitions, integrated teams without disruption, and reshaped the company’s capability mix to accelerate AI-driven analytics and programmatic media.

Earlier, Bill served as CFO of MarketCast and held CFO roles at Omnicom Media Group brand Resolution Media, Accuen Media, and PHD Media after beginning his career at Deloitte. Known for crisp board storytelling, data-centric decision-making, and collaborative leadership, Bill leverages finance to spur innovation, scale businesses, and deliver outsized returns for stakeholders.

Bill Neblock
Chief Financial Officer