Roo
Houston, US · Founded 2018 · Delaware corporation · 808 employees on LinkedIn · 4 known investors
Find your way into Roo
118 people in our graph share verified history with the Roo team — schools, employers, funds. One of them is your warm intro.
Roo is a veterinary relief staffing platform that connects relief professionals with animal hospitals to address workforce shortages and burnout. The platform allows veterinary professionals to work flexible schedules while helping hospitals maintain operations and reduce staff turnover.
Founders & leadership
Roo was founded in 2018 by Danny Leffel.

Board
Investors · 4
Reported raises · per SEC filings
Form D private placements$17.4M disclosed across 4 of 5 rounds · 2018–2023
▶$1MraisedDec 2023 · 1 investors · Other TechnologyRule 506(b)
- Dhruv GargExecutive Officer, Director
- Offering amount
- $1M
- Amount sold
- $1M
- First sale
- Dec 2023
- Incorporated
- Corporation, Delaware, 2018
- Federal exemptions
- 06b
▶$6MraisedJan 2020 · 11 investors · Other TechnologyRule 506(b)
- Ian SigalowDirector
- Maximus YaneyExecutive Officer, Director, Promoter
- Jingren XuExecutive Officer, Promoter
- Qingkai MengExecutive Officer, Promoter
- Dhruv GargExecutive Officer, Promoter
- Erez SimhaExecutive Officer
- Offering amount
- $10M
- Amount sold
- $6M
- Minimum investment
- $1
- First sale
- Jan 2020
- Incorporated
- Corporation, Delaware, 2018
- Federal exemptions
- 06b
▶Undisclosed amountofferedSep 2019 · Other TechnologyRule 506(b)
- Joseph McAllisterDirector
- Kristen RiversDirector
- Eric LaurentExecutive Officer, Director
- Jacob HurrellDirector
- Pravin SivabalanDirector
- Minimum investment
- $5K
- Incorporated
- Limited Liability Company, Missouri, 2017
- Federal exemptions
- 06b
▶$10.3MraisedApr 2019 · 10 investors · Other TechnologyRule 506(b)
- Maximus YaneyExecutive Officer, Director, Promoter
- Dhruv GargPromoter
- Qingkai MengPromoter
- Jingren XuPromoter
- Amount sold
- $10.3M
- Minimum investment
- $1
- Proceeds to insiders
- $255.5K
- First sale
- Apr 2019
- Incorporated
- Corporation, Delaware, 2018
- Federal exemptions
- 06b
▶$100KraisedApr 2018 · 3 investors · Other TechnologyRule 506(b)
- Maximus A. YaneyExecutive Officer, Director
- Amount sold
- $100K
- First sale
- Apr 2018
- Incorporated
- Corporation, Delaware, 2018
- Federal exemptions
- 06b
Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.
Founder mafia
3 people who came through Roo went on to found or lead other companies.
Competitors · 1
by search overlapCompanies competing with Roo for the same Google search keywords, organic and paid, via search-intersection analysis.
In the news
Beef-a-Roo implements companywide layoffs after closure of Rockford-area restaurants - Rock River Currentrockrivercurrent.com · Jul 2026Frequently asked questions
- What does Roo do?
- Roo is a veterinary relief staffing platform that connects relief professionals with animal hospitals to address workforce shortages and burnout. The platform allows veterinary professionals to work flexible schedules while helping hospitals maintain operations and reduce staff turnover.
- Who founded Roo?
- Roo was founded by Danny Leffel in 2018.
- Who are Roo's investors?
- Roo's investors include Floodgate, Jackson Square Ventures, Gingerbread Capital, Greycroft.
- How much funding has Roo raised?
- Roo has disclosed $17.4M raised across 4 of its 5 known rounds.
- Where is Roo headquartered?
- Roo is headquartered in Houston, US.




