Slate Milk Company Profile
Slate Milk, founded in 2019 and headquartered in Westwood, MA, is a privately held beverage company with 35 employees that produces all-natural, high-protein, no-added-sugar chocolate milk free from common allergens, has raised $23 million in Series B funding as of September 2025 from 26 investors including Foundership and Morrison Seger, and focuses on delivering healthier flavored milk options without artificial ingredients.
Overview
Slate Milk is a producer of beverages focused on providing all-natural, high-protein food and drinks with no added sugar. The company offers chocolate milk that contains less sugar, more protein, and no artificial coloring, and is free from gluten, nuts, lactose, soy, and carrageenan. This enables customers to enjoy flavored milk that is beneficial for their health.
- Year Founded: 2019
- Status: Private
- Employees: 35
- Latest Deal Type: Series B
- Latest Deal Amount: $23M
- Number of Investors: 26
- Primary Industry: Beverages
- Ownership Status: Privately Held (backing)
- Financing Status: Venture Capital-Backed
- Corporate Office:
- 237 Strasser Avenue
- Westwood, MA 02090
- United States
Valuation & Funding
- Series B (Later Stage VC): $23M (18-Sep-2025)
- Series A (Early Stage VC): (11-Jan-2023)
- Series A1 (Early Stage VC): (05-May-2022)
- Seed Round: (04-Oct-2021)
- Seed Round: (Date not specified)
- Seed Round: (14-Oct-2020)
- Product Crowdfunding: $51.8K (24-Mar-2019)
- Accelerator/Incubator: (01-Jan-2019)
Cap Table (Partial)
- Series A-2: 3,052 shares authorized, Par Value: $0.000100, Original Issue Price: $6.23, Liquidation: $6.23, Liquidation Pref. Multiple: 1x, Conversion Price: $6.23, % Owned: 0.23%
- Series A-1: 177,289 shares authorized, Par Value: $0.000100, Original Issue Price: $55.15, Liquidation: $55.15, Liquidation Pref. Multiple: 1x, Conversion Price: $55.15, % Owned: 13.14%
Investors (Partial List)
- Foundership (Accelerator/Incubator)
- Morrison Seger (Venture Capital)
- Tonic Ventures (Growth/Expansion)
- Angel (individual) investors
FAQs
When was Slate Milk founded?
Slate Milk was founded in 2019.
Where is Slate Milk headquartered?
Slate Milk is headquartered in Westwood, MA.
What is the size of Slate Milk?
Slate Milk has 35 total employees.
What industry is Slate Milk in?
Slate Milk’s primary industry is Beverages.
Is Slate Milk a private or public company?
Slate Milk is a private company.
How much funding has Slate Milk raised over time?
Slate Milk has raised $42.6M.
Who are Slate Milk’s investors?
Foundership, Morrison Seger, Tonic Ventures, and several angel investors are among the 26 investors who have invested in Slate Milk.