Business Details
9 Years
experience
Transform Digital Marketing Into Revenue Growth
X Agency is a growth-focused digital marketing partner dedicated to transforming marketing potential into measurable revenue growth. Founded in 2017 by Darwin Liu, our team combines deep expertise in digital marketing strategy with proprietary systems and AI-driven methodologies to master client Ideal Customer Profiles (ICP). We specialize in performance marketing across paid search, social platforms, SEO, and email campaigns, balancing ROAS, CPL, and CAC metrics to deliver scalable results. With offices in Boston and Nashville, we serve B2B and B2C clients through data-driven strategies that emphasize transparency, continuous optimization, and personalized communication.Our approach integrates rigorous research, campaign audits, and iterative improvements to ensure clients achieve transformational business outcomes. Recognized for our unique ability to reimagine digital marketing possibilities, we maintain strict adherence to ethical practices and technical excellence across all digital channels.
Services
Search Engine Marketing
Paid Social Advertising
Search Engine Optimization
Email & SMS Marketing
Creative Services
Conversion Rate Optimization
Connected TV Advertising
Copywriting
Fractional CMO
Organic Social Media
Details
- Year established: 2017
Highlights and features
- 20+ years of combined leadership experience in digital marketing strategy
- Proprietary X System combining AI with human expertise for campaign optimization
- Proven 50% year-over-year revenue growth for clients in competitive industries
- Balanced approach maintaining ROAS, CAC, and marketing efficiency metrics
- Minority-owned status offering diverse supplier benefits for large enterprises
What people say
50% year-over-year growth
Unsurpassed expertise
Out-of-the-box thinking
Measurable results
Trusted advisor approach
Services
Search Engine Marketing
Specialized pay-per-click campaigns on Google and Bing platforms. Utilize search intent data to drive immediate traffic and conversions through targeted ad placements. Comprehensive campaign management includes keyword research, audience segmentation, bid strategy optimization, and performance analytics to maximize ROI for clients across multiple industry verticals. Our approach balances budget efficiency with growth objectives.
Paid Social Advertising
Strategic paid advertising across Meta and LinkedIn platforms. Develop precision-targeted campaigns using audience insights and behavioral data. Offer prospecting, remarketing, and dynamic product advertising solutions with continuous creative optimization. Our team manages technical aspects including pixel implementation, conversion tracking, and catalog management for e-commerce clients.
Search Engine Optimization
Comprehensive SEO strategy focusing on technical optimization, content development, and backlink building. Quarterly audits identify website improvements while keyword research targets high-value search terms. Implementation includes on-page optimization and AI-driven content strategies. Monitor keyword rankings and technical performance to improve domain authority and organic search visibility for sustainable business growth.
Email & SMS Marketing
Data-driven email marketing programs designed to increase customer lifetime value. Build automated workflows including welcome series, cart abandonment, and post-purchase campaigns. Strategic scheduling with A/B testing ensures optimal engagement. Integration with CRM systems enables personalized communication. Monitor campaign effectiveness through conversion tracking and revenue attribution metrics.
Conversion Rate Optimization
Technical and creative optimization of landing pages and user journeys. Analyze user behavior through heatmaps and session recordings to identify friction points. Implement A/B testing frameworks for continuous improvement. Recommend structural changes to website elements, forms, and checkout processes. Combine UX best practices with client-specific business objectives to maximize conversion efficiency across marketing channels.
People
Darwin Liu
Chief Executive Officer
Founded X Agency in 2017 after a decade of digital marketing innovation. Developed the proprietary X System for mastering client ICPs. Combines strategic vision with technical expertise to redefine digital marketing possibilities.
Ben Hardt
Senior VP, Tech
Leads technical implementation of digital marketing strategies. Specializes in advanced tracking implementations and system integrations. Drives technological innovation in campaign management tools and AI applications for client success.
Grace Robinson
VP, Operations
Manages day-to-day agency operations and client service delivery. Ensures implementation of the X Way methodology. Focuses on process optimization and maintaining service quality standards across all client engagements.
Bill Guerry
Chief Financial Officer
Oversees financial strategy and business operations. Maintains fiscal discipline while supporting growth initiatives. Ensures profitability for both agency operations and client marketing investments through data-driven budget management.
Questions
What digital marketing services do you specialize in?
We focus on search engine marketing (Google/Bing), paid social advertising (Meta/LinkedIn), SEO, email marketing, and conversion rate optimization, with additional expertise in creative services and fractional CMO support.
How do you measure success for client campaigns?
We track KPIs aligned with business goals including ROAS, CAC, conversion rates, and revenue growth. Regular reporting includes granular analytics across all channels with strategic recommendations for continuous improvement.
What industries do you work with?
Our experience spans B2B lead generation and B2C e-commerce businesses across various sectors. We've delivered results for apparel brands, consumer goods companies, and service providers in competitive markets.
How does your AI integration work?
Our X System leverages AI to analyze customer data, optimize campaign targeting, and predict market trends while maintaining human oversight for strategic decision-making and creative direction.
What sets you apart from other agencies?
Our proprietary methodology combines technical expertise with personalized service. Minority-owned status offers diverse supplier advantages while our proven track record demonstrates measurable 50%+ year-over-year growth for clients.
