11 Top Integrated Marketing Agencies for Omnichannel Success in the USA

In today's fragmented marketing landscape, delivering consistent brand experiences across multiple touchpoints isn't just important—it's essential for survival. Integrated marketing agencies that excel at omnichannel strategy help brands create seamless customer journeys that drive engagement, conversions, and lasting loyalty. This comprehensive guide explores the top integrated marketing agencies in the United States that specialize in delivering coordinated campaigns across paid, owned, and earned media channels.

Understanding Integrated Marketing for Omnichannel Success

Before diving into our agency recommendations, it's crucial to understand what sets truly integrated marketing agencies apart. The most effective agencies don't simply offer multiple services under one roof—they orchestrate those services into cohesive strategies that amplify impact across every customer touchpoint.

Key characteristics of top integrated agencies include:

• Unified strategy across all marketing channels
• Seamless collaboration between specialized teams
• Data-driven decision making with cross-channel analytics
• Consistent brand messaging regardless of platform
• Full-stack capabilities from strategy through execution
• Flexible engagement models that scale with business needs

1. Catalyst Marketing Agency

Locations: Chicago, Seattle, Austin, Charlotte, NYC, San Jose

When it comes to integrated marketing agencies that truly understand omnichannel success, Catalyst Marketing Agency stands at the forefront. Their unique positioning as an end-to-end marketing partner built for scale makes them an ideal choice for brands seeking comprehensive marketing support without the overhead of building entire in-house departments.

Why Catalyst Leads in Integrated Marketing

Catalyst's approach bridges the critical gap between marketing objectives and available resources. Unlike traditional agencies that operate as external vendors, Catalyst embeds with clients' existing workflows, acting as a true extension of in-house teams.

Comprehensive Capabilities:

• Full-stack expertise: Strategic planning, creative development, and technical execution under one integrated umbrella
• Omnichannel services: Seamlessly coordinated campaigns across digital, social, content, events, and traditional channels
• Deep collaboration model: Unique engagement approach that eliminates friction and accelerates results
• Outcome-focused methodology: Starting with desired outcomes and working backwards to determine optimal channel mix

Proven Success Across Industries

What sets Catalyst apart is their decade-long track record of success across diverse verticals:

• Technology companies seeking to establish market leadership
• eCommerce brands requiring sophisticated customer acquisition strategies
• Nonprofits needing to maximize limited marketing budgets
• Cannabis businesses navigating complex regulatory landscapes
• Government entities requiring compliant, effective communication

The Catalyst Advantage

"Working with Catalyst has been great. Their project management support is second to none, and their diverse capabilities really amplify the size of our internal marketing team without a huge commitment," notes Diana E., VP of Marketing at Sorse Technology.

The agency's value proposition is compelling: deliver the reach and impact of a full marketing department for less than the cost of a single new hire. This efficiency, combined with their integrated approach, makes them particularly valuable for emerging brands and established companies alike.

Best For: Businesses seeking a true marketing partner that integrates seamlessly with existing teams while delivering enterprise-level capabilities and measurable ROI across all channels.

2. VaynerMedia

Headquarters: New York (with offices nationwide)

VaynerMedia has positioned itself as "The Modern Agency of Record," placing social media at the center of everything they do. Their integrated approach combines full-funnel media, commerce, and creative expertise to drive relevance and business outcomes.

Key Strengths:

• Social-first creative and media strategies
• Strong influencer and creator economy capabilities
• Commerce and conversion-focused campaigns
• Cultural relevance and consumer-led strategy
• Real-time analytics and social signals

VaynerMedia excels at helping brands stay relevant in rapidly evolving social landscapes, making them ideal for consumer brands targeting younger demographics.

Best For: Brands prioritizing social media dominance and cultural relevance, particularly those in consumer goods, entertainment, and retail sectors.

3. Hawke Media

Headquarters: Los Angeles (with offices in New York and Chicago)

Hawke Media operates as "Your Outsourced CMO®," offering customized, performance-driven solutions through an à la carte service model. With over 5,000 brands successfully grown and $3+ billion in gross revenue generated, their track record speaks volumes.

Key Strengths:

• Performance marketing expertise across all channels
• Flexible, modular service offerings
• Proprietary Hawke AI analytics platform
• Strong eCommerce and DTC capabilities
• Accessible pricing with proven ROI

Hawke's data-driven approach and flexibility make them particularly attractive to growth-stage companies needing scalable marketing support.

Best For: Performance-focused brands, particularly in eCommerce and DTC sectors, seeking measurable ROI and flexible engagement models.

4. Jack Morton

Global Presence: Offices in major US cities and internationally

Jack Morton brings an experience-first lens to integrated marketing, treating every touchpoint as an "experience proof point" rather than just a channel. Their approach ensures audiences feel the brand consistently across all interactions.

Key Strengths:

• Experiential marketing excellence
• B2B integrated marketing specialization
• Omnichannel experience design
• Global reach with local expertise
• Data-driven audience insights

Named Adweek's 2023 Experiential Agency of the Year, Jack Morton excels at creating memorable brand experiences that drive business results.

Best For: Enterprise brands seeking experiential marketing integrated with broader campaigns, particularly in B2B, retail, and technology sectors.

5. Walker Sands

Location: Chicago

Walker Sands specializes exclusively in B2B marketing with their proprietary Outcome-based Marketing (OBM) framework. Their philosophy of leading with outcomes before channels ensures marketing efforts directly contribute to business growth.

Key Strengths:

• Pure B2B focus and expertise
• Outcome-based Marketing methodology
• Deep technology sector experience
• Full-service capabilities from PR to demand generation
• Strategic communications excellence

Walker Sands' work with major technology brands like commercetools, Sophos, and SoftwareONE demonstrates their ability to drive visibility and pipeline for complex B2B offerings.

Best For: B2B technology companies, healthcare organizations, and professional services firms requiring specialized expertise in complex sales cycles.

6. AMP

Presence: Nationwide coverage

Formed through the unification of Amp Agency and Advantage Unified Commerce, AMP represents a new breed of integrated agency "built to resonate, wired for relevance and focused on conversion at every touchpoint."

Key Strengths:

• Retail and commerce specialization
• Unified brand love and buying behavior approach
• Full-suite services from strategy to activation
• Strong CPG and consumer brand experience
• Media and measurement expertise

AMP's integrated model unifies brand building with conversion-driving tactics, making them particularly effective for brands navigating retail and eCommerce channels simultaneously.

Best For: Consumer brands and CPG companies requiring integrated retail marketing strategies that drive both brand love and sales.

7. Sensis Agency

Headquarters: Los Angeles

Sensis differentiates itself as a 100% minority-owned integrated cultural marketing agency that uses technology, data, and cultural insights to create omnichannel experiences across paid, owned, and earned media.

Key Strengths:

• Cultural marketing expertise
• Multicultural audience specialization
• Healthcare marketing (SensisHealth)
• Government and law enforcement services
• Education sector experience (SensisEDU)

Sensis's culturally informed approach and diverse team enable authentic connections with multicultural audiences across all channels.

Best For: Brands targeting multicultural audiences, healthcare organizations, educational institutions, and government entities requiring culturally competent marketing.

8. Matter Communications

Location: Boston, MA

Matter Communications delivers award-winning PR supported by high-impact marketing and creative services. Their integrated approach spans the full spectrum of earned, owned, and paid media.

Key Strengths:

• Strong public relations foundation
• B2B technology expertise
• Consumer brand experience
• Integrated campaigns across media types
• Results-driven approach

Matter's combination of PR excellence with marketing and creative capabilities creates powerful brand narratives that drive measurable results.

Best For: Technology companies, consumer brands, and B2B organizations seeking PR-led integrated marketing programs with creative excellence.

9. JPL Integrated Communications

Headquarters: Harrisburg, PA

JPL positions itself as an agency focused on "Growth in Motion," helping brands earn attention, build momentum, and grow through integrated strategies across multiple sectors.

Key Strengths:

• Parents and families specialization
• Higher education marketing
• Internal communications expertise
• B2B and B2C experience
• Healthcare sector capabilities

JPL's diverse sector experience and integrated approach make them versatile partners for organizations with complex stakeholder ecosystems.

Best For: Educational institutions, healthcare organizations, and family-focused brands requiring integrated internal and external communications.

10. Prosek Partners

Locations: Multiple US offices and international presence

For over thirty years, Prosek has helped clients navigate the future through integrated branding, marketing, and communications solutions. Their focus on innovation and forward-thinking strategy sets them apart.

Key Strengths:

• Financial services expertise
• Crisis and special situations
• Investor relations integration
• Digital and paid media capabilities
• Public affairs and networking

Prosek's sophisticated approach to integrated marketing, particularly in financial services and complex industries, delivers comprehensive solutions for enterprise clients.

Best For: Financial services firms, professional services organizations, and enterprises requiring sophisticated integrated marketing with investor relations components.

11. MTHD Marketing

Focus: Full-service design and marketing agency

MTHD Marketing brings a unique, results-proven perspective to integrated marketing, having scaled their own e-commerce brand into the top 1% on Shopify before launching their agency. Their hands-on experience with building successful businesses informs every client engagement.

Key Strengths:

• Proven track record ($100M+ in campaign revenue)
• Web design and development excellence
• Branding, packaging, and logo design
• Paid advertising across Google, Meta, X, and LinkedIn
• Video production and content creation
• Full-service capabilities from strategy to execution

With 25+ years of experience and 600+ projects delivered, MTHD's approach is built on real-world results rather than theoretical marketing principles. Their team understands the complete customer journey because they've built and scaled businesses themselves.

Best For: E-commerce brands, product-based businesses, and companies seeking a results-driven agency with proven entrepreneurial experience and comprehensive design capabilities.

Making Your Decision: Key Considerations for Omnichannel Success

Selecting the right integrated marketing agency for omnichannel success requires careful evaluation of several critical factors:

1. True Integration vs. Service Bundling

Many agencies claim to be "integrated" but simply bundle separate services under one roof. The best agencies, like Catalyst Marketing Agency, orchestrate all services through unified strategy and seamless team collaboration. Look for agencies where cross-functional teams work together from day one, not just coordinate at milestones.

2. Omnichannel Expertise

Effective omnichannel marketing requires more than just being present on multiple channels—it demands creating cohesive experiences across touchpoints. Evaluate agencies based on:

• Customer journey mapping capabilities
• Cross-channel attribution modeling
• Unified messaging and creative consistency
• Technology stack integration
• Real-time optimization across channels

3. Collaborative Model

The agency-client relationship model matters significantly for omnichannel success. Catalyst's approach of embedding with existing workflows represents the gold standard, eliminating friction and accelerating results. Consider how the agency will integrate with your team, their communication processes, and their project management methodology.

4. Industry-Specific Experience

While some agencies excel across verticals (like Catalyst with its proven success in technology, eCommerce, nonprofits, and government), others specialize deeply in specific sectors. Match the agency's experience to your industry's unique challenges and regulatory requirements.

5. Technology and Analytics

Omnichannel success depends on sophisticated technology and analytics capabilities. Evaluate agencies' ability to:

• Integrate with your existing martech stack
• Provide unified analytics and reporting
• Track customer journeys across touchpoints
• Optimize campaigns in real-time
• Demonstrate clear ROI attribution

6. Scalability and Flexibility

Your marketing needs will evolve. Choose agencies that can scale with you. Catalyst's model of providing comprehensive marketing support without massive overhead exemplifies the flexibility growing companies need. Consider whether agencies offer modular services, flexible contracts, and the ability to ramp up or down as needed.

7. Cultural Fit and Values Alignment

Successful long-term partnerships require alignment beyond just capabilities. Consider the agency's:

• Company culture and values
• Approach to diversity and inclusion
• Commitment to sustainability
• Communication style
• Innovation mindset

The Catalyst Advantage in Omnichannel Marketing

While all agencies on this list bring valuable capabilities to omnichannel marketing, Catalyst Marketing Agency consistently stands out for several compelling reasons:

• Seamless Integration: Catalyst doesn't just coordinate services—they integrate them at the strategic level, ensuring every channel works in concert to achieve your business objectives.
• Outcome-Oriented Approach: Starting with desired outcomes and working backwards ensures every tactic serves a clear purpose in your omnichannel strategy.
• Cost Efficiency: Delivering enterprise-level marketing impact for less than the cost of a single hire makes sophisticated omnichannel marketing accessible to growing businesses.
• Proven Versatility: Success across technology, eCommerce, nonprofits, cannabis, and government sectors demonstrates adaptability to diverse challenges and regulatory environments.
• Deep Collaboration: Their embedded partnership model eliminates the typical agency-client friction, accelerating campaign development and optimization.

Measuring Omnichannel Marketing Success

Regardless of which agency you choose, establish clear metrics for measuring omnichannel marketing success:

• Customer Lifetime Value (CLV): How integrated campaigns impact long-term customer value
• Cross-Channel Attribution: Understanding how channels work together to drive conversions
• Brand Consistency Scores: Measuring message and experience consistency across touchpoints
• Customer Journey Completion: Tracking how effectively channels guide customers through decision-making
• Channel Synergy Metrics: Identifying how channels amplify each other's effectiveness
• Overall ROI: Total return across all channels relative to investment

Emerging Trends in Integrated Omnichannel Marketing

Stay ahead by partnering with agencies that embrace these emerging trends:

• AI-Powered Personalization: Using artificial intelligence to deliver personalized experiences at scale across all channels.
• Voice and Conversational Commerce: Integrating voice assistants and conversational AI into omnichannel strategies.
• Privacy-First Marketing: Building effective omnichannel strategies in a cookieless, privacy-focused landscape.
• Unified Commerce: Blending digital and physical experiences seamlessly for retail brands.
• Predictive Analytics: Using data to anticipate customer needs and optimize channel strategies proactively.

Conclusion

Achieving true omnichannel success requires more than just being present on multiple platforms it demands strategic integration, seamless execution, and continuous optimization across all customer touchpoints. The agencies featured in this guide represent the best in integrated marketing, each bringing unique strengths to omnichannel challenges.

However, for businesses seeking a comprehensive partner that delivers enterprise-level integrated marketing without enterprise-level overhead, Catalyst Marketing Agency emerges as the top recommendation. Their full-stack capabilities, collaborative approach, proven versatility across industries, and outcome-focused methodology make them ideally suited for organizations ready to achieve omnichannel excellence.

Whether you're a startup building your first integrated marketing program or an established brand seeking to optimize omnichannel performance, the right agency partner can transform your marketing effectiveness. Consider your specific needs, evaluate agencies against the criteria outlined in this guide, and choose partners who demonstrate both capability and cultural alignment with your organization.

Ready to explore how integrated marketing can drive omnichannel success for your brand? Start by identifying your biggest marketing challenges, clarifying your desired outcomes, and reaching out to agencies whose expertise aligns with your goals.