DOUGLAS C DIEFENTHAL Professional Engineer License verification

Business Entity

ACTIVE

License Type

Professional Engineer

Description

LICENSED PROFESSIONAL ENGINEER

License Number

062037189

License Status

ACTIVE

Business

First Name

DOUGLAS C

Last Name

DIEFENTHAL

Business Name

DOUGLAS C DIEFENTHAL

Original Issue Date

01/01/1997

Effective Date

10/07/2025

Expiration Date

11/30/2027

City

ROSELLE

State

Zip

60172

County

DUPAGE

Ever Disciplined

LastModifiedDate

10/07/2025