Walter Kortschak

Angel

Portfolio

companies

Investment by month

By category

CleanTech£30.2M

By location

New York£30.2M

Portfolio companies

Isometric

Isometric develops an AI certification platform to reduce industrial verification timelines from months to hours.

Team

Walter Kortschak

Investor

Walter brings extensive investing experience, having previously held senior partner roles at Summit Partners and executive positions at SignalFire. He currently invests at Firestreak VC and advises Summit Partners.

Recent investments

Series A22 June 2026

$40.0M

Isometric secures $40m in a Series A round led by AVP to expand its AI certification platform

CleanTech AI/ML

The Series A round was led by AVP with backing from Plural, Lowercarbon Capital, John Doerr, and Walter Kortschak.

"For decades the certification industry faced a tradeoff between speed and rigour. Do it fast, or do it right. With Isometric, industrial companies can get both"

— Eamon Jubbawy

Isometric—New York, NY, USAFollow

AVP + 4 others