iProspect
210 reviews

Company Overview
dentsu's performance agency with a deep enterprise bench across 90+ markets. One of the earliest SEO agencies, now a full-funnel brand performance shop specializing in complex, multi-region programs.
Deep Dive
iProspect operates as a global digital marketing agency with over 4,000 employees across 88 offices in 54 countries. The agency provides services including search engine optimization, paid search, programmatic advertising, retail media, paid social, video advertising, digital out-of-home, and affiliate marketing. It focuses on converting consumer intent into action through integrated strategies that combine channel expertise with data-driven decisions to deliver measurable growth for brands. Headquartered in New York, NY, iProspect was founded in 1996 and has expanded into the first truly global digital performance agency. It is part of dentsu, with recent evolutions including a merger with Merkle to enhance performance media capabilities. The agency serves large advertisers by leveraging technology, consumer behavior insights, and a performance mindset to adapt to multi-platform environments and drive business results. iProspect differentiates through its emphasis on full-funnel strategies, real-time measurement, and personalized storytelling powered by data insights. It positions itself as a partner that reshapes brand strategies for convergent media landscapes. Public sources note it as an award-winning agency, though specific awards and years are not detailed in available listings. Leadership includes figures guiding US and North American operations, with a focus on strategy, client services, and growth in digital performance.
Leadership
Jeremy Cornfeldt
President, US
Liz Rutgersson
CEO, iProspect North America
Services Offered
Industries Served
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Notable Clients
Who iProspect is a great fit for
Best for: Fortune 1000 companies with multi-region SEO needs
Probably not for: SMBs wanting a single dedicated strategist
Frequently Asked Questions
Who leads iProspect today?
Current leadership includes Jeremy Cornfeldt (President, US) and Liz Rutgersson (CEO, iProspect North America).
What services does iProspect offer?
iProspect offers 6 core services: Enterprise SEO, Technical SEO, International SEO, PPC Management, Content Marketing, SEO Consulting.
What companies has iProspect worked with?
Publicly disclosed clients include Procter & Gamble, General Motors, and Microsoft. Full case studies are usually available on the agency's own website.
Where is iProspect located?
iProspect is headquartered in New York, NY and serves clients across the United States.
What is the typical budget range to work with iProspect?
iProspect typically works with clients in the $50K+ monthly retainer range. Confirm current pricing directly with the agency, as engagements vary by scope.
How large is iProspect and when was it founded?
iProspect was founded in 1996 and currently has 500+ employees.
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