JOHN DOUGLAS MARTENS Professional Engineer License verification

Business Entity

ACTIVE

License Type

Professional Engineer

Description

LICENSED PROFESSIONAL ENGINEER

License Number

062058837

License Status

ACTIVE

Business

First Name

JOHN

Middle

DOUGLAS

Last Name

MARTENS

Business Name

JOHN DOUGLAS MARTENS

Original Issue Date

02/09/2006

Effective Date

09/28/2025

Expiration Date

11/30/2027

City

FOREST PARK

State

Zip

60130

County

COOK

Ever Disciplined

LastModifiedDate

09/28/2025