AGENCY LIST

Slide Sigma

Brooklyn, New York, United States
Visit slidesigma.com

Website design, UX research, and development for growing brands

Slide Sigma, founded in 2015 and based in Brooklyn, New York, builds websites and landing pages backed by frontend and backend development. The agency's work spans e-commerce redesigns, custom CRM solutions, and corporate identity projects, pairing design with technical build-out rather than handling one without the other.

Services include UX research, SEO audits, content SEO, and local SEO alongside design and development, letting the agency support a site from initial structure through search visibility. Client work has included brand identity paired with SEO and mobile app interface design, reflecting a practice that moves between visual design and the technical groundwork behind it.

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SERVICES

Capabilities

Category

Web Design

Services

What these services involve

Accessibility Design
Accessibility Design for web design buyers. Clear scope, measurable outcomes, and reliable delivery.
Conversion Focused Design
Conversion Focused Design for web design buyers. Clear scope, measurable outcomes, and reliable delivery.
Design Systems
Design Systems for web design buyers. Clear scope, measurable outcomes, and reliable delivery.
Information Architecture
Information Architecture for web design buyers. Clear scope, measurable outcomes, and reliable delivery.

About this agency on Agency List

Slide Sigma holds an Agency List Score of 95 out of 100.

That score is higher than 85% of the 36,919 agencies Agency List has assessed so far.

The Agency List Score measures how well an agency documents its work in public: named clients, quantified outcomes, and whether those outcomes are attributed to the agency rather than to the client.

It does not measure client satisfaction, price, or availability.

How the Agency List Score is measured

Assessment date

Agency List assessed Slide Sigma in September 2026, reading 5 pages published on slidesigma.com.

The score reflects what Slide Sigma had published by that date; anything published since has not been read.

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