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Compare Yellow Systems vs 137 & Co.

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

Yellow Systems Agency logo

Yellow Systems

Web Development & Technology Website

Yellow Systems assists Y Combinator startups, Fortune 500 companies, and various clients. Services include AI and ML development, web application development, UI/UX design, MVP app development, and cloud application development. The agency follows a structured process from ideation to launch, ensuring quality and adherence to business needs.

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137 & Co. Agency logo

137 & Co.

Web Development & Technology Website

137 & Co. is a technology company founded in 2025 by Richard Ammerman, focused on making technology accessible in underserved areas. The agency provides web development, AI development, and blockchain services. It serves small and medium businesses.

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Feature Comparison

Attribute Yellow Systems 137 & Co.
Category Web Development & Technology Web Development & Technology
Rating - -
Location San Francisco, California, United States Cumberland, Maryland, United States
Services
  • AI Development
  • Software Development
  • Staff Augmentation
  • Web Development
  • Blockchain
  • AI Development
  • Software Development
  • Staff Augmentation
  • Web Development
  • Blockchain
Industries
Real Estate Fintech Automotive Media & Communications Health Care Education Recreation & Travel Software & IT Services Transportation & Logistics
Hardware & Networking Industry Software & IT Services Industry Corporate Services Industry
Pros
  • Works with Y Combinator startups and Fortune 500 companies
  • Follows a structured process from ideation to launch
  • Maintains security with NDAs
  • Has offices in San Francisco, Warsaw, and Buenos Aires
  • Founder Richard Ammerman brings over 25 years of experience in technology and business.
  • The agency uses a human-centric approach to integrate technology without disruption.
Website Visit Site Visit Site
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