Carta vs Attio

Side-by-side from the Top 11 rankings of The 11 Best Cap Table Management Software and The 11 Best Investor Relations CRMs. Last verified June 3, 2026.

The short answer

Carta ranks higher on Top 11 (#1 vs #11) for Startup founders managing equity, options, and 409A / Founders managing investor relationships and cap tables. The industry standard for compliance-focused, end-to-end equity management.

At a glance

CartaAttio
Top 11 rank#1 / The 11 Best Cap Table Management Software#11 / The 11 Best Investor Relations CRMs
Score (out of 9.4)9.37.1
Best forCompliance & late-stage scaleFlexible, modern build-your-own CRM
Pricing$$$ ($2,800 to $15,000+/yr)$ ($0 to $1,000/yr)
HQSan Francisco, USALondon, UK
Founded20122020

Carta

The industry standard for compliance-focused, end-to-end equity management.

carta.com

See full entry in The 11 Best Cap Table Management Software

Attio

A highly customizable CRM for founders who want to design their own perfect IR workflow.

attio.com

See full entry in The 11 Best Investor Relations CRMs

Methodology and scoring weights live at /methodology. No vendor pays for placement — see about.