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Arc Intermedia: Philadelphia’s Trusted Digital Marketing Ally

PostedAugust 14, 2025

Founded in 2010 and headquartered in the Philadelphia suburbs (King of Prussia, PA), Arc Intermedia stands as a full-service, digital-first marketing agency committed to customer acquisition for B2B, B2C, and non-profit organizations. Located right outside Center City Philadelphia, Arc is considered one of the best Philadelphia digital marketing agencies for reasons such as:

A Legacy of Stability & Trust

  • Over 15 years of consistent expertise in digital marketing, earning long-term client loyalty—often exceeding the lifespan of many agencies.
  • High retention rates, with senior staff averaging 12+ years tenure and zero layoffs—demonstrating a culture of continuity and confidence.

Integrated Marketing, Rooted in Strategy

Arc Intermedia offers a wide-ranging suite of services, fully integrated for seamless customer acquisition:

  • Earned Media: SEO, AI Answer Engine Optimization, content marketing, social media, review management
  • Paid Media: PPC (paid search), display prospecting, programmatic, OTT/CTV, eCommerce, social advertising, influencer campaigns, retargeting
  • Nurturing & Support: Web development, marketing automation, HubSpot consulting, content writing, analytics, audits

Each tactic works in harmony, ensuring consistency across channels and maximum ROI.

Local Roots, Global Reach

While deeply rooted in Philadelphia’s ecosystem—hiring local talent, sponsoring events, presenting at local conferences—Arc has scaled its expertise nationally and internationally, servicing clients in markets like Boston, D.C., Houston, and even Canada and the U.K.

Industry Expertise & Recognitions

Arc serves a broad spectrum of sectors, including:

  • Ecommerce, Consumer Goods, Sports, Financial Services
  • Healthcare, Pharma/Biotech, B2B, Associations & Institutes

As a certified partner of Google, Bing, HubSpot, CallRail, and others, Arc maintains cutting-edge credibility.

Client-Centric Approach & Noted Success

Arc emphasizes a consultancy mindset—partnering with clients rather than acting as mere vendors. Their approach includes transparent communication, robust reporting, and alignment with real business goals.

Client feedback (via Clutch) underscores their strengths:

  • Communication & Responsiveness: Known for being accessible and prompt
  • Performance: Significant gains in leads, search rankings, web traffic, and conversions
  • High Satisfaction: Long-term client relationships, solid ROI, and modern web experiences

Meet the Leadership Team

Arc Intermedia is guided by experienced leaders based in the Philadelphia region:

  • David Sonn – President & Founder
  • Matthew Ulmer – VP of Operations & Client Relations
  • Mike Maier – VP of Technology & Business Solutions
  • Laura Jo Sharpe – Directory of Paid Advertising
  • Katie Schieder – Director of Inbound Marketing & Content
  • Patrick Coyne – Director of Organic & Local Search
  • Plus specialized managers for paid media, SEO, content, and digital advertising 

Why Philadelphia Businesses Choose Arc

  • Deep regional presence with local engagement and accessibility
  • Integrated services, from AI-enhanced SEO to CTV advertising and automation
  • Proven culture of trust, longevity, and performance
  • Tailored strategies, grounded in data, execution, and transparency

Ready to Grow?

Arc Intermedia stands out in Philadelphia’s digital marketing landscape for its combination of local commitment, full-spectrum service, deep expertise, and a legacy of results-driven partnerships. Businesses seeking smarter, more sustainable growth can connect with them for a free audit or consult.