Patch
Patch is the API-first platform for carbon removal and climate project procurement. Companies integrate Patch into their products to let customers offset emissions, access vetted carbon removal projects, and generate compliance reports. Used by Stripe, Shopify, and climate-focused companies globally.
- Location
- San Francisco, USA
- Raised
- $12M
- Stage
- Series A
- Founded
- 2020
- Category
- SaaS
- Funding
- VC-backed
- Team
- 11–50
Funding figures as of Jul 2025 · not independently verified
Founders of Patch
- Brennan Spellacy
- Aaron Grunfeld
Investors backing Patch
- Andreessen Horowitz
- Y Combinator
Frequently asked questions
What does Patch do?
Patch is the API-first platform for carbon removal and climate project procurement. Companies integrate Patch into their products to let customers offset emissions, access vetted carbon removal projects, and generate compliance reports. Used by Stripe, Shopify, and climate-focused companies globally.
Where is Patch based?
Patch is based in San Francisco, USA.
When was Patch founded?
Patch was founded in 2020.
How much has Patch raised?
Patch has raised $12M in their Series A round as of Jul 2025.
Who founded Patch?
Patch was founded by Brennan Spellacy, Aaron Grunfeld.
Who has invested in Patch?
Patch is backed by Andreessen Horowitz, Y Combinator.
How Patch would pitch themselves
○ Auto-generated01Target customer
Business teams looking for modern saas tooling — replacing legacy software or building net-new workflows in this category.
02Problem they solve
Patch is the API-first platform for carbon removal and climate project procurement. Companies integrate Patch into their products to let customers offset emissions, access vetted carbon removal projects, and generate co… The category has historically been served by tools that miss the modern workflow this product is built around.
03Key differentiator
Patch differentiates on carbon removal and climate project infrastructure. Backed by Andreessen Horowitz + Y Combinator, $12M raised — the company has resources + validation to compound this thesis. Founded by Brennan Spellacy + team.
04Go-to-market strategy
Series-A scaling stage — building outbound sales motion, hiring first AEs, layering on customer success. Mix of PLG (where the product allows) + direct sales for higher-ACV deals.