Here is the list of top startups by Microsoft Alumni
1. OpenAI
Artificial intelligence research and development platform offering advanced language models. It enables businesses and individuals to build and integrate AI capabilities into their applications and services. It is a technology company specializing in the development of artificial intelligence models, including the popular ChatGPT, which enables users to interact with AI-powered conversational interfaces. The company's research focuses on achieving artificial general intelligence, a system that can solve complex human-level problems, while prioritizing safety and benefits. It provides its AI models through an API platform, enabling developers to integrate AI capabilities into their applications.
Key facts about OpenAI
- Founded Year: 2015
- Location: San Francisco (United States)
- Stage: Series H
- Total Funding till date: $190B
- Investors: Microsoft, SoftBank Group and 86 Others
- Latest Funding Round: Series H, Jul 01, 2026, $*****
- Tracxn Score: 89/100 What is this?
- Competitors Rank: 1 of 155 Competitors

2. DraftKings
Platform providing online solutions for fantasy sports and sports betting. It is a leading online platform offering daily fantasy sports and sportsbook services including real money betting and fantasy sports contests. They operate a user friendly website and mobile app providing a range of sports and entertainment options for enthusiasts.
Key facts about DraftKings
- Founded Year: 2012
- Location: Boston (United States)
- Stage: Public
- Total Funding till date: $719M
- Investors: Atlas Venture, Eldridge Industries and 49 Others
- Latest Funding Round: Post IPO, Sep 02, 2020, $*****
- Tracxn Score: 88/100 What is this?
- Competitors Rank: 1 of 624 Competitors

3. Lenskart
Online eyewear retailer offering a range of eyeglasses, sunglasses, and contact lenses for sale. It is an eyewear company offering a wide range of eyeglasses, sunglasses, and contact lenses through its e-commerce platform and physical stores. The company utilizes technology-driven features such as 3D try-on and prescription services to enhance customer experience.
Key facts about Lenskart
- Founded Year: 2008
- Location: Gurugram (India)
- Stage: Public
- Total Funding till date: $981M
- Investors: Unilazer Ventures, TPG and 55 Others
- Latest Funding Round: Series I, Jul 21, 2023, $*****
- Tracxn Score: 88/100 What is this?
- Competitors Rank: 1 of 79 Competitors
4. LinkedIn
Network of resources for professional networking, job searching, and skill development. It provides a platform for individuals to connect with other professionals in their industry. The network facilitates opportunities to find employment and internships across various sectors. Additionally, it offers learning resources for developing business, technical, and creative skills.
Key facts about LinkedIn
- Founded Year: 2002
- Location: Sunnyvale (United States)
- Stage: Acquired
- Total Funding till date: $144M
- Investors: Bain Capital Ventures, Sequoia Capital and 44 Others
- Latest Funding Round: Post IPO, Apr 17, 2013, $*****
- Tracxn Score: 87/100 What is this?
- Competitors Rank: 1 of 7,509 Competitors

5. DocuSign
Provider of electronic signature and intelligent agreement management platform solutions. The platform offers tools for contract lifecycle management, agreement preparation, and agreement workflow automation. It provides features such as electronic notarization, web forms, and multi-channel delivery options. The platform extends its capabilities through integrations, APIs, and a mobile application.
Key facts about DocuSign
- Founded Year: 2003
- Location: San Francisco (United States)
- Stage: Public
- Total Funding till date: $520M
- Investors: Second Century Ventures, Frazier Technology Ventures and 89 Others
- Latest Funding Round: Post IPO, Jul 20, 2020, $*****
- Tracxn Score: 87/100 What is this?
- Competitors Rank: 1 of 920 Competitors