Stem Commerce provides eCommerce solutions, design, and strategies for Shopify merchants. It is listed on Klaviyo's agency directory at the Silver Advisor tier, where it lists Strategy & Consulting, Implementation & Onboarding, Technical Development & Design and 5 more services for brands with under $1M to $30M in annual revenue, on Shopify and Shopify Plus.
Overview
Stem Commerce is a Shopify agency with offices in Montreal, Toronto and Vancouver. It designs, builds, migrates and optimizes Shopify stores for brands, including B2B and wholesale stores. It also offers conversion rate optimization and email/SMS marketing.
For Shopify brands
- Builds a new Shopify store or redesigns an existing one, and customizes themes to match the brand.
- Migrates a store to Shopify, handling products and customers, with the aim of zero data loss and minimal downtime.
- Runs conversion rate optimization, email/SMS marketing and wholesale/B2B setup for a Shopify store.
How it works
A brand books a consultation with the team. Work is then scoped under one of four pricing models: hourly, project based, monthly engagement or revenue share. The team works across time zones.
- Built for
- Shopify and Shopify Plus brands in North America, from under $1M to $30M in revenue, across retail, subscriptions, food and beverage, apparel and beauty, outdoor and automotive, home and electronics, and B2B.
- Pricing
- Charges under four models: hourly, project based, monthly engagement, or revenue share.
Products
- Conversion Rate Optimization Analyzes user behavior and site performance and applies changes to increase conversions on Shopify stores.
- Online Store Build or Redesign Designs and develops a new Shopify store or redesigns an existing one.
- Shopify Theme Customization Customizes Shopify themes to match a brand's identity and add functionality.
- Shopify Migration Moves a store to Shopify, including products and customers.
- Email/SMS Marketing Creates targeted email and SMS marketing campaigns for a brand's audience.
- Wholesale/B2B eCommerce Sets up B2B and wholesale buying experiences on Shopify, including custom pricing.
Integrations
Buyer notes
- Founded in 2013; offices in Montreal, Toronto and Vancouver.
- Listed as a Klaviyo Silver Advisor tier partner.
- Site is available in English and French and shows prices in CAD.
- Contact: info@stemcommerce.com or 1.866.644.STEM.
From Stem Commerce's own site and Shopify App Store listings, as of 2026-10-30.
Services
- Platforms
- Shopify, Shopify Plus
- Brand size
- <$1M, $1M - $10M, $10M - $30M annual revenue
- Regions
- North America
- Industries
- Retail: Subscriptions & Digital Goods, Retail: Home & Electronics, Retail: Food & Beverage, Retail: Apparel & Beauty, B2B & Professional Services, Retail: Outdoor & Automotive
As listed on Klaviyo's agency directory, Silver Advisor tier, 2026-11-03.
What services does Stem Commerce offer?
On Klaviyo's agency directory, Stem Commerce lists Strategy & Consulting, Implementation & Onboarding, Technical Development & Design, Omnichannel Messaging, Data & Analytics, Growth & Acquisition, Customer Service & Support and AI Strategy & Automation. It says it works with brands with under $1M to $30M in annual revenue, in North America. Platforms: Shopify and Shopify Plus.
How much does Stem Commerce cost?
Charges under four models: hourly, project based, monthly engagement, or revenue share.