CoAuthored / Foster · Apr 2025
A Fosterverse update on how weekly writing circles became the company’s core practice and a source of creative/community momentum.
Company research
Public company, workplace, funding, and market signals
Overview
Foster is a New York-based community-powered writing collective and collaborative editorial platform that helps writers improve drafts through weekly Zoom writing circles, a Google Docs Chrome extension, cohorts, retreats, and peer/editor support.
Primary product
Community-powered collaborative writing workflow (Chrome extension + writing circles + editorial feedback)
Founded
2020
Headquarters
New York, New York, United States
Team size
1-10 employees
Industry
Technology, Information and Internet
Sub-industry
Collaborative writing software / social network for writers
Offices
New York, New York, United States
Business model
membership subscriptions
paid cohorts/workshops
professional editing services
Funding
Stage
Pre-seed
Latest round
Pre-Seed · Nov 2022
People & investors
Leadership
Founder & CEO
Sara Campbell
Steward
Steward
Steph Soussloff
Steward
Steward
Work & culture
Co-owned, community-first, embodied, experimental, and human-centered; emphasizes writing for its own sake, self-inquiry, creativity, and collaborative feedback.
Compensation
No public employee compensation data found. Public monetization signals include membership tiers, cohort fees, and paid editing support.
Benefits
weekly 90-minute writing circles
bi-annual retreats
WhatsApp community support
professional editing support
peer coaching
expert-led workshops
office hours with coaches
100% money-back guarantee on cohorts
Product & market
Pricing
Membership subscriptions plus paid cohorts/workshops and editorial support services
Differentiators
- —weekly writing circles
- —embedded Google Docs Chrome extension
- —vetted community of writers/editors/experts
- —embodied practices like meditation, breathwork, and somatic experiencing
- —co-owned collective model
- —human-first editorial feedback
- —retreats and community programming
Technology
Google Docs
Chrome extension
Zoom
WhatsApp
Substack
Ghost
Notion
Typeform
Tally
Mirror
Customers
independent writers
newsletter writers
published authors
first-time writers
creators seeking peer/editor feedback
early-stage founders
content teams
Competitors
Substack
Ghost
Google Docs
WriterDuet
Writing.io
Ellipsus
ConvertKit
Notion
Scale & contact
Estimated revenue
≈$2.3M ARR (estimated)
Estimated monthly visits
524
Latest news
CoAuthored / Foster · Sep 2024
Announced Cohort 12 and a partnership with Kelly Wilde Miller; details Foster’s cohort format, workshops, and embodied writing practices.
CoAuthored / Foster · May 2024
Introduced the Foundations Cohort and explained Foster’s community practice, support systems, and pricing signals.
CoAuthored / Foster · Apr 2024
Reopened free public Writing Circles and described them as the company’s foundational weekly practice.
Foster Presents · Jan 2023
Explained Foster’s shift in media strategy and invited contributors to join the collective, useful for understanding the company’s culture and community-led publishing model.
Jobs and careers at Foster
0 jobs at Foster
No open positions
Check back later for new openings