WRITER

📍 San Francisco, United States👥 2,427 employees💰 Last funded 2025
Software Development🌐 writer.com
Website LinkedIn
WRITER is where the world’s leading enterprises orchestrate AI-powered work. With WRITERS end-to-end platform, teams can build, activate, and supervise AI agents that are grounded in their company’s data and fueled by WRITERS enterprise-grade LLMs. From faster product launches to deeper financial research to better clinical trials, companies are quickly transforming their most important business processes for the AI era in partnership with WRITER. Founded in 2020, WRITER delivers unmatched ROI for hundreds of customers like Accenture, Mars, Marriott, Uber, and Vanguard and is backed by investors including Premji Invest, Radical Ventures, ICONIQ Growth, Insight Partners, Balderton, B Capital, Salesforce Ventures, Adobe Ventures, Citi Ventures, IBM Ventures, and others. Learn more at writer.com
25
Total investors
10
Early stage
13
Mid stage
0
Late stage
—
Founded

Investors

25 investors
All
Early stage
Mid stage
Late stage
Angel investors· 1
Liz (Cain) Christo
Liz (Cain) Christo
Investor & GTM Advisor
Angel Investor
early stage
22 investments
2021
Series A· 1
Arpit Mittal
Arpit Mittal
Partner at Threshold Ventures | Bay Area
Investor - Series A
early stage
9 investments
Nov 2021
Early stage· 8
Lorena Hernandez
Lorena Hernandez
Associate Director at New York University Abu Dhabi
early stage
5 investments
Nov 2021
Vivek Sodera
Vivek Sodera
GP: Supercharge.vc || Founder: Superhuman (acq by Grammarly), @LiveRamp (NYSE: RAMP) || Pre-Seed Investor: enterprise AI, physical AI, neolabs, infra, AI data
early stage
28 investments
Oct 2021
Greg Neufeld
Greg Neufeld
General Partner at ValueStream Ventures, co-host of The Most Important Thing Podcast
early stage
45 investments
Mar 2021
Sriram K.
Sriram K.
Kearny Jackson | Startup Helper
early stage
38 investments
2021
Ayman A.
Ayman A.
Investing in venture and growth-stage companies transforming industries
early stage
36 investments
Aug 2020
Jamie Barnett, Cissp
Jamie Barnett, Cissp
Startup leader, advisor, and board member. Listener, learner, upstander. Die-hard Monty Python fan.
Investor and Advisor
early stage
11 investments
Apr 2020
Jim Andelman
Jim Andelman
Co-founder and Managing Director at Bonfire Ventures
Board member emeritus and Investor
early stage
30 investments
Feb 2020
Aditi Maliwal
Aditi Maliwal
General Partner @ Upfront Ventures | Seed Investing
early stage
11 investments
2019
Mid stage· 13
Ryan Shannon
Ryan Shannon
Partner at Radical Ventures
Board Observer
mid stage
10 investments
2025
Vibhor Rastogi
Vibhor Rastogi
Managing Director, Citi Ventures. Investing in AI Applications, Data Platforms & Agentic Systems globally. $8B+ in portfolio exits. IIT Kanpur, Chicago Booth
mid stage
34 investments
Dec 2024
Frank Zhao
Frank Zhao
serving startups
mid stage
21 investments
Nov 2024
Arvind Ayyala
Arvind Ayyala
Partner@Geodesic Capital | Creator - UNPAK3D Podcast | Aiding Scale (9 Boards) | Exits (4 IPOs, 7 M&As)
mid stage
35 investments
Nov 2024
Rob Toews
Rob Toews
Partner at Radical Ventures, AI Columnist at Forbes
Investor & Board Member
mid stage
14 investments
Nov 2024
Show all 25 investors ↓
Investor geography4 countries
United States
21
Canada
2
United Arab Emirates
1
United Kingdom
1
Investor activity2018–2025 · investors recorded per year
20181201912020320216202352024820251
Recent (last 2y)Earlier
Frequently asked questions
Who invested in WRITER?
WRITER has 25 investors on record on gritt.io, including 10 early-stage backers, 13 mid-stage.
When did WRITER last raise funding?
The most recent investment in WRITER recorded on gritt.io was in 2025.
What industry is WRITER in?
WRITER operates in Software Development. Find similar Software Development investors on gritt.io.
Where is WRITER based?
WRITER is headquartered in San Francisco, United States.