EntrepreneurialCheck
Phil Kast estimated net worth profile

Phil Kast net worth

Phil Kast Net Worth 2026 (Estimated) · Founder at WriteWith · YC W07
est. wealth $56K

Quick answer

Phil Kast's estimated net worth is $56K (range $39K – $84K) as of 2026. Phil Kast is Founder at WriteWith. WriteWith valuation.

Phil Kast is Founder at WriteWith (YC W07). Independent Entrepreneurial Check model estimate from public YC data.

At a glance

NamePhil Kast
RoleFounder
CompanyWriteWith
YC batchW07
Est. company val$1.0M
Assumed ownership5.6%
Est. paper wealth / net worth$56K
$39K – $84K
  • Company status: Inactive
  • Region: United States of America
  • Industries: Consumer, Content
  • Team size: 2
  • Website: http://writewith.com

Who is Phil Kast?

Phil Kast is a founder associated with WriteWith during the Y Combinator W07 batch.

About WriteWith

Writewith is a collaborative writing web app, enabling you to easily flow through the steps of writing, editing, and publishing a document with a group. A document is started by uploading an existing document (.doc, .txt, .rdf) or just typing away. After the initial draft is completed, you can invite other editors by email and assign them tasks. Writewith has full version control and even lets you post comments...

FAQ: Phil Kast net worth and WriteWith valuation

What is Phil Kast's net worth?

Phil Kast's estimated net worth is $56K (range $39K – $84K) as of 2026. Phil Kast is Founder at WriteWith. Entrepreneurial Check publishes an independent model-based estimate from public company and role data. Not verified net worth, and Entrepreneurial Check is not affiliated with Y Combinator or the profiled companies.

What is WriteWith valuation?

WriteWith's estimated valuation on Entrepreneurial Check is $1.0M. That valuation, or a disclosed round when one is public, is the source for the paper-wealth estimate. Independent model output — not a verified appraisal or official mark.

What is Phil Kast's role?

Phil Kast is Founder at WriteWith, a Y Combinator-backed startup (batch W07).