Individual CIOWTS Credential Holders

Please note all those appearing on this list hold an active CIOWTS credential with NEHA. If a credential's expiration date is past due, it is possible the credential holder is working with NEHA to bring the credential up to date. If you have questions with regard to the information posted please contact the NEHA Credentialing Department at 303-756-9090 ext. 310 or email any inquiries to credentialing@neha.org.

Find a CIOWTS Credential Holder in Your Area

City, state or credential holder's name

John Fitzsimmons

De John Equipment Co LLC
Lake Hopatcong, New Jersey
Phone #: (973) 663-6503
Type: Advanced
Credential expiration date: 2/28/2019

David P. Dobrowolski

DPD Contractors
Lambertville, New Jersey
Phone #: (609) 462-7223
Type: Advanced
Credential expiration date: 5/31/2018

Nancy E. Deal

State of North Carolina
Lancaster, South Carolina
Phone #: (252) 793-5142
Type: Advanced
Credential expiration date: 12/31/2018

Rob K. Schessler

Schessler Ready Mix, Inc
Laurel, Montana
Phone #: (406) 628-4720
Type: Advanced
Credential expiration date: 2/28/2018

Barry Ryan Helverson

M&W Precast & Construction Supply
Lenhartsville, PA
Phone #: (267) 374-7750
Type: Advanced
Credential expiration date: 10/31/2018

Barry R. Helverson

M&W Precast & Construction Supply
Lenhartsville, Pennsylvania
Phone #: (267) 374-7750
Type: Advanced
Credential expiration date: 10/31/2018

Jacqueline Sommers

Better Than Septic
Livermore, California
Phone #: (925) 785-9150
Type: Basic
Credential expiration date: 12/31/2018

Randy Sweetman

Top Notch Tree
Mahwah, New Jersey
Phone #: (201) 825-3166
Type: Advanced
Credential expiration date: 5/31/2019

Joseph C. Brenner

Brenner Drainage & Excavating Inc
Manalaian, New Jersey
Phone #: (732) 598-2129
Type: Advanced
Credential expiration date: 6/30/2018

Joseph C Brenner

Brenner Drainage & Excavating Inc
Manalaian, NJ
Phone #: (732) 598-2129
Type: Advanced
Credential expiration date: 6/30/2016

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