AGENCY LIST

3Pillar

Fairfax, Virginia, United States
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Application strategy, design, and engineering for AI-led product modernization

3Pillar works as an application strategy, design, and engineering firm, building software for organizations in healthcare, financial services, insurance, high tech, information services, and media. Its work centers on four areas: AI-led product and platform modernization, digital products and experiences, AI-ready data, and AI-powered operations.

Services span application development, systems integration, data engineering pipelines, ML model development, and AI strategy and governance. 3Pillar organizes elements of this work under named offerings including HelixAI, ATLAS, AIRE, and NEXUS, alongside its Product Mindset® and Lightwave® methodologies for guiding product development and delivery.

12
YEARS IN BUSINESS
1
SERVICE

Capabilities

Category

Custom Software Development

Services

  • No services found for this category.

Agency details

Team size
500+ people
Founded
2014 (12 years)

About this agency on Agency List

3Pillar holds an Agency List Score of 79 out of 100.

That score is higher than 72% of the 36,920 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 3Pillar in September 2026, reading 8 pages published on 3pillar.ai.

The score reflects what 3Pillar had published by that date; anything published since has not been read.

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