Executive Leadership Team

R.J. Lewis is the Founder and CEO of eHealthcare Solutions (EHS), a pioneer in digital healthcare marketing. Under his leadership, EHS has grown into a leading platform that connects brands with highly qualified healthcare audiences, representing 85+ exclusive publishers and over 400 digital properties. With a deep understanding of both the publisher and advertiser sides of the industry, R.J. has built a business rooted in performance, innovation, and measurable results.

Beyond EHS, R.J. is the co-founder of Tap Native, a healthcare-focused native advertising platform, and Ad-Juster, an ad tech SaaS company that served over half of the comScore top 100 publishers before its acquisition in 2016. A thought leader in life sciences marketing, R.J. was named to the PharmaVOICE 100 and co-authored RESULTS: The Future of Pharmaceutical & Healthcare Marketing.

R.J. is a community-focused leader, actively involved in Rotary and angel investing across healthcare and technology sectors. His entrepreneurial spirit and industry foresight continue to shape EHS’s role as a digital health trailblazer.

David Elkins serves as Executive Vice President of Sales and Account Management, leading the charge on revenue growth, strategic partnerships, and client engagement at EHS. He brings over two decades of digital media leadership experience, including impactful roles at Yahoo!, Sony Digital, and TripAdvisor—where he spent 12 years building a powerhouse media business from the ground up.

David’s approach centers on collaboration, transparency, and long-term value creation. At EHS, he works closely with both internal stakeholders and external partners to align sales efforts with client goals and deliver best-in-class campaign outcomes.

He is a longtime advocate for industry excellence, having served as the IAB liaison for TripAdvisor, and is passionate about building teams that thrive in dynamic, high-growth environments.

Outside of work, David enjoys time with his family, frequenting local farmers markets, and expressing his creativity through cooking—interests that mirror his thoughtful and inventive leadership style.

Selman Gozaydin is the Vice President of Finance and Human Resources at EHS, where he oversees a wide scope of financial operations, strategic planning, and people-first initiatives that support company-wide scalability. With more than two decades of leadership across finance, accounting, HR, IT, and administration, Selman brings a unique blend of operational discipline and cross-functional collaboration to the executive team.

Before joining EHS, Selman held senior roles at some of the world’s largest advertising networks—including Publicis, Omnicom, and Dentsu—where he built and led integrated teams responsible for budgeting, forecasting, and organizational transformation. Earlier in his career, he spent nearly six years at Turkcell Superonline, a major telecommunications company, where he was responsible for company-wide financial systems and reporting.

Selman is known for his ability to modernize internal systems and streamline operations, supporting faster, more informed decision-making. His leadership is grounded in thoughtful analysis, solution-driven planning, and a deep belief in aligning people strategy with business impact. Whether he’s developing financial models, improving audit processes, or guiding HR initiatives, he approaches every challenge with precision and purpose.

He holds a Master of Business Administration from the University of New Haven and a Bachelor of Science in Econometrics from Istanbul University. A strong believer in balance, Selman enjoys spending time with his wife and daughter, gathering with friends, and embracing meaningful connections in both work and life.

Patricia Sweeney is the Vice President of Marketing, Client Operations and Proposal Strategy at EHS, where she brings together cross-functional teams to deliver performance-driven campaigns and scalable digital strategies across the healthcare space. With over 15 years of experience spanning lifecycle marketing, demand generation, sales enablement, and product positioning, she leads both internal and client-facing initiatives with a focus on growth, automation, and measurable impact.

Patricia is a successful serial entrepreneur in the digital marketing and brand-building space, with a track record of building scalable businesses rooted in automation, content strategy, and marketing technology. Her product-led, customer-first approach is complemented by deep experience in live events, public speaking, and corporate training—having led workshops, presented at conferences, and developed onboarding and upskilling programs for teams and clients alike. Known for her ability to translate big ideas into actionable roadmaps and nurture teams into confident leaders, Patricia brings clarity, energy, and authenticity to every room she’s in.

She has led product launches, AI-powered content workflows, and hundreds of multi-channel campaigns—from webinar funnels to onboarding and ABM programs—always with a hands-on, data-driven mindset. Known for her ability to build high-performing distributed teams, she thrives in fast-paced, collaborative environments where experimentation and ownership fuel success.

Patricia holds a Bachelor of Business Administration in Marketing and Organizational Leadership from the University of Texas. When she’s not mentoring her team or architecting growth strategies, she’s likely traveling, immersing herself in new cultures, and pursuing continued education in leadership, automation, and emerging technologies.