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Compare CSP Agency vs Simplex

Side-by-side comparison of features, pricing, services, ratings and more.

CSP Agency

CSP Agency

SEO & Organic Growth Website

CSP Agency is a human-first, AI-enhanced SEO and GEO firm specializing in Generative Engine Optimization (GEO), Answer Engine Optimization (AEO), and organic growth for B2B and eCommerce clients. Founded in 2012 as Colorado SEO Pros, the agency has helped clients generate over $100 million in organic revenue.

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Simplex

Simplex

B2B Lead Generation Website

Simplex is a global pioneer in SEO technology, using proprietary software and AI to automate page creation and drive organic growth. They help mid-market and enterprise businesses scale traffic, conversions, and revenue with data-driven strategies.

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Feature Comparison

Attribute CSP Agency Simplex
Category SEO & Organic Growth B2B Lead Generation
Rating
Location Golden, Colorado Sao Paulo, State of Sao Paulo, Brazil
Services
  • AI Search Optimization
  • LLM optimization
  • Content Marketing
  • Content Strategy
  • SEO
  • Link Building
  • Shopify SEO
  • Technical SEO
  • Wordpress SEO
  • Advertising
  • Display Ads
  • PPC
  • Data Analytics
  • Data Science
  • Data Visualization
  • Marketing Advice
  • Lead Generation
  • Market Research
  • International SEO
  • Local SEO
  • SEO Consulting
  • AI Search Optimization
  • LLM optimization
  • Content Marketing
  • Content Strategy
  • SEO
  • Link Building
  • Shopify SEO
  • Technical SEO
  • Wordpress SEO
  • Advertising
  • Display Ads
  • PPC
  • Data Analytics
  • Data Science
  • Data Visualization
  • Marketing Advice
  • Lead Generation
  • Market Research
  • International SEO
  • Local SEO
  • SEO Consulting
Industries
B2B Services Ecommerce Fintech
Architecture Ecommerce Fashion Retail Fintech Travel & Tourism
Pros
  • Cross-disciplinary team spanning technical SEO, content, PR, and link building with
  • Proprietary Indexa software automates SEO page creation at scale, reducing IT dependency.
  • Proven track record with major brands like Leroy Merlin, Carrefour, and Sephora.
  • Data-driven approach with AI and machine learning for sustained organic growth.
  • Strong results: 2M monthly visits for Leroy Merlin Italy, 30% above average conversions.
Cons
  • Minimum budget of $5,000 may be too high for very small businesses or startups with
  • Higher budget threshold (starting at $5,000) may not suit small businesses.
  • Focus on mid-market and enterprise limits appeal for startups or local-only companies.
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