T
TurtleTree
Food · Sacramento, United States · Founded 2019
Creating real milk in full composition, functionality, and taste using cell-based tech MoreLess
TurtleTree is a biotechnology company focused on cellular agriculture, initially gaining attention for its work in producing milk from cell cultivation.
The company was co-founded in 2019 by CEO Fengru Lin and Chief Strategist Max Rye. Lin's background in the technology and business development sectors, including roles at Google and Salesforce, provided a strong foundation for launching a science-intensive startup. Her personal journey with dairy, stemming from a desire for better-tasting cheese, evolved into a deep dive into the dairy industry's inefficiencies and environmental impact, ultimately sparking the idea for TurtleTree. Rye brings extensive experience in technology and design, having founded and managed multiple tech companies over two decades. His interest in sustainable food systems converged with Lin's vision to create the company.
TurtleTree's primary technological focus is on precision fermentation to create high-value, bioactive proteins that are biologically identical to those found in milk. The company has strategically shifted its initial focus from producing whole milk to commercializing specific valuable milk components. Its flagship product is LF+, a vegan lactoferrin. Lactoferrin is a protein with significant health benefits, including iron regulation, immune support, and gut health, making it a prized ingredient in infant formula, functional foods, and dietary supplements. By producing lactoferrin through fermentation, TurtleTree offers a solution that is not dependent on the fluctuating supply and costs associated with traditional extraction from cow's milk.
The business operates on a business-to-business (B2B) model, supplying its ingredients to companies in the food and beverage, infant nutrition, and health and wellness sectors. By providing these high-value components, TurtleTree enables its clients to enhance the nutritional profile of their own products, from plant-based milks and foods to performance nutrition and cosmetics. The company has achieved significant milestones, including securing a self-affirmed Generally Recognized as Safe (GRAS) status in the US for its LF+ product, a crucial step for commercialization. TurtleTree has raised substantial capital through various funding rounds, including a $30 million Series A in 2021, to scale its operations and advance its research and development capabilities.
Keywords: precision fermentation, cellular agriculture, lactoferrin, B2B ingredients, food technology, bioactive proteins, sustainable food, infant nutrition, functional foods, biotechnology
Company overview
TurtleTree company information
The essential company record, classifications and operating signals in one place.
- Status
- Operational
- Founded
- 2019
- Headquarters
- Sacramento, United States
- Employees
- 18
- Open positions
- None listed
- Dealroom signal
- 66.1
Valuation & funding
TurtleTree funding history
Company financing events and reported valuations.
| Deal type | Date | Amount | Valuation | Investors | Source |
|---|---|---|---|---|---|
| LATE VC✓Equity / VC | Jul 2026 | $0 | — | Steve Melhuish · Wavemaker Impact · Mitsui Chemicals · CX100 | ↗ |
| SERIES A✓Equity / VC | Nov 2021 | $33M | $390M | Artesian Capital Management · DTC Ventures · SHOSHIN8 · VERSO Capital | ↗ |
| EARLY VC✓Equity / VC | Jul 2021 | $100K | $400K | Undisclosed | ↗ |
| GRANT✓Other financing | Jul 2021 | $1M | — | Temasek Foundation · The Liveability Challenge | ↗ |
| EARLY VC✓Equity / VC | Dec 2020 | $6.2M | $25M | VERSO Capital · Eat Beyond Global · KBW Ventures · Green Monday | ↗ |
| CONVERTIBLEEquity / VC | Nov 2020 | VERSO Capital | — | ||
| SEED✓Equity / VC | Jun 2020 | Artesian Capital Management · CPT Capital · Green Monday · New Luna Ventures | — | ||
| SEED✓Equity / VC | Jan 2020 | K2 Global · KBW Ventures · XA Network · Lever VC | — |
Financials
Workforce over time
Available workforce history. Financial fields without reported data are omitted.
| Year | Employees |
|---|---|
| 2026 | 18 |
| 2025 | 20 |
| 2024 | 47 |
| 2023 | 61 |
| 2022 | 51 |
| 2021 | 30 |
| 2020 | 20 |
Growth signals
TurtleTree website traffic
Latest recorded traffic for TurtleTree is 4.9K monthly website visits, down 59.2% over the last three months. TurtleTree's team declined 10% over the past year.
Comparisons
TurtleTree compared with similar companies
Dealroom’s weighted taxonomy model identifies the closest operating peers. Company identity and context stay open; selected comparison metrics preview what is available in the platform.
| Company | Headquarters | Status | Employees | Total funding | Valuation |
|---|---|---|---|---|---|
Amai ProteinsProduces protein ingredients for food and beverage: the first focus is sweet 'designer' proteins as sugar substitutes |
Rehovot, Israel | Operational | 50 | $6.2M | $3.4M |
ProbitatSpecializes in developing fermented plant-based food designs, probitat drinks and smoothies, fermented baked products |
Kuopio, Finland | Operational | |||
New RootsHealthy alternative to cheese that doesn’t taste like an alternative |
Bern, Switzerland | Operational | |||
Cheese The QueenMaking a dairy-free delicacy |
Sofia, Bulgaria | Operational | |||
NutropyProduces real milk ingredients, identical to those produced by cows |
Évry-Courcouronnes, France | Operational | |||
De Novo FoodlabsAdvancing what's next in nutrition through biotechnology |
Durham, United States | Operational | |||
Stockeld DreameryAims to develop plant based food alternatives using science and technology |
Solna kommun, Sweden | Acquired | |||
MultusAI-driven growth media for cellular agriculture. |
London, United Kingdom | Operational |
Talent graph
TurtleTree's talent
Source: Dealroom Talent Intelligence.
Investors
33 investors on TurtleTree's cap table
Sourced from Dealroom's funding and investor records. Investor profile links are shown where available.


















Global footprint
Where TurtleTree has talent and traffic
team presence
In the news
Latest news about TurtleTree
Recent press, funding announcements, and product moves mentioning TurtleTree — open to read from the original sources.
Market sentiment
What the market is saying about TurtleTree
An AI-synthesized read of the highest-engagement posts about TurtleTree on X over the past 7 days. We rank by likes & retweets, ignore corporate channels, and surface the themes that broke out from real people.
Reading the room on X — pulling top posts and synthesizing themes…
Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour
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