Postscript

Denver, Colorado, United States · Founded 2018

201-500 employees · $110M

Sourced & current · updated Jun 8, 2026

Postscript is an SMS marketing platform built specifically for Shopify merchants, enabling ecommerce brands to drive revenue through personalized text message campaigns and automations.

Where they sit

Stack tier: Infrastructure & Data (B)

Email MarketingE-commerce Marketing

Leading SMS marketing platform for Shopify merchants, known for deep ecommerce integrations and conversational commerce features