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

Frank Pellegrino

Hercules Septic & Sewer Service LLC
Branchburg, New Jersey
Phone #: (908) 369-4223
Type: Advanced
Credential expiration date: 1/31/2019

Wayne Vreeland

Vreeland Enterprises LLC
Branchville, New Jersey
Phone #: (973) 390-6104
Type: Advanced
Credential expiration date: 5/31/2019

Arthur Pierson

Pierson Landscaping Inc
Branchville, New Jersey
Phone #: (973) 948-7295
Type: Advanced
Credential expiration date: 4/30/2019

Brian J. Clouse

Landscapes Unlimited, LLC
Branchville, New Jersey
Phone #: (201) 919-1694
Type: Advanced
Credential expiration date: 12/31/2019

Aislinn Gandy

Fralinger Engineering, PA
Bridgeton, New Jersey
Phone #: (856) 455-9702
Type: Advanced
Credential expiration date: 3/31/2019

Harold R. Hedman, III

English Sewage Disposal Inc.
Bridgeton, NJ
Phone #: (856) 358-4771
Type: Advanced
Credential expiration date: 2/28/2019

Tobin Barkman

Toby Barkman Excavating, Inc.
Califon, New Jersey
Phone #: (908) 832-7757
Type: Advanced
Credential expiration date: 6/30/2018

David A. Lepor

Centerline Services LLC
Cape May, New Jersey
Phone #: (609) 884-7017
Type: Advanced
Credential expiration date: 4/30/2019

Jeffrey Van Mourik


Cape May, New Jersey
Phone #: (609) 377-1875
Type: Advanced
Credential expiration date: 4/30/2019

Douglas P. Fulford

Septic Solutions
Cape May Court House, NJ
Phone #: (609) 465-8402
Type: Advanced
Credential expiration date: 12/31/2019

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