PROFESSIONAL STAFF

James S. Thew, PLS

Principal

Jim is a 1991 graduate from the University of Maine (Orono) with a Bachelors of Science in Surveying Engineering. He obtained licensure in New York State as a Professional Land Surveyor in 1996 and currently serves as a Principal with Thew Associates PE-LS, PLLC and Subsurface Utility Imaging, LLC.

In addition to managing and executing the traditional types of surveying and mapping projects (e.g. topographic, ALTA/ACSM Land Title, boundary retracement, subdivision, and construction), Jim also has extensive experience performing hydrographic surveying and mapping, structural deformation monitoring, ASCE Quality Level A, B, C, and D subsurface utility investigations, concrete investigations utilizing ground penetrating radar technology, and sediment sampling and analysis.

From 1997 through 2005, Jim served as the Drilling Division Manager for Atlantic Testing Laboratories, Limited responsible for the management and execution of land and water based subsurface investigations and geotechnical evaluations including soil boring advancement and sampling, sediment sampling, in-situ soil and rock testing, concrete and rock coring, and monitor well installation and abandonment.

Robert H. Korosec, PLS

Operations Manager

Bob is a 1996 graduate from Paul Smiths College (New York) with an Associates in Surveying Technology.  He obtained licensure in New York State as a Professional Land Surveyor in 2005 and currently serves as the Operations Manager for Thew Associates PE-LS, PLLC and a Principal with Subsurface Utility Imaging, LLC.

In addition to managing and executing the traditional types of surveying and mapping projects (e.g. topographic, ALTA/ACSM Land Title, boundary retracement, subdivision, and construction), Bob also has extensive experience performing ASCE Quality Level A, B, C, and D subsurface utility investigations  and concrete investigations utilizing ground penetrating radar technology.

Cameron L. Wattles

Business Development Manager

Cameron is a 2012 graduate from Misericordia University (Pennsylvania) with a Bachelors of Science in Marketing.  He is the Business Development Manager for Thew Associates PE-LS, PLLC and Subsurface Utility Imaging, LLC.

He is primarily focused on building awareness around the firm’s diverse capabilities among prospective clients, and developing and maintaining relationships with current and past clients. Cameron is also responsible for marketing efforts, identifying project opportunities, and developing strategies for future growth.

Jeremy L. Sweeney, PLS

Senior Project Manager

Jeremy is a 2002 graduate from Paul Smiths College (New York) with an Associates in Surveying Technology.  He obtained licensure in New York State as a Professional Land Surveyor in 2012 and currently serves as a Senior Project Manager for Thew Associates PE-LS, PLLC and a Project Manager with Subsurface Utility Imaging, LLC.

In addition to managing and executing the traditional types of surveying and mapping projects (e.g. topographic, ALTA/ACSM Land Title, boundary retracement, subdivision, and construction), Jeremy also has extensive experience performing hydrographic surveying and mapping, structural deformation monitoring, and sediment sampling and analysis.

Michael P. Merithew, PLS

Senior Project Manager

Mike is a 2001 graduate from Paul Smiths College (New York) with an Associates in Surveying Technology.  He obtained licensure in New York State as a Professional Land Surveyor in 2012 and currently serves as a Senior Project Manager for Thew Associates PE-LS, PLLC and a Project Manager with Subsurface Utility Imaging, LLC.

Nicholas D. Gulla, PLS

Project Manager

Nick obtained licensure in New York State as a Professional Land Surveyor in 2013 and currently serves as a Project Manager for Thew Associates PE-LS, PLLC and a Project Manager with Subsurface Utility Imaging, LLC.

Mark R. Williams

Project Manager

Mark is a 2005 graduate from Paul Smiths College (New York) with an Associates in Surveying Technology.  He currently serves as a Project Manager for Thew Associates PE-LS, PLLC and a Project Manager with Subsurface Utility Imaging, LLC.

Ryan D. Sadlon

Project Manager

Ryan is a 1998 graduate from Paul Smiths College (New York) with an Associates in Surveying Technology.  He currently serves as a Senior Project Manager for Thew Associates PE-LS, PLLC and a Project Manager with Subsurface Utility Imaging, LLC.

In addition to managing and executing the traditional types of surveying and mapping projects (e.g. topographic, ALTA/ACSM Land Title, boundary retracement, subdivision, and construction), Ryan also has extensive experience managing construction surveying and mapping projects, environmental remediation surveys and Quality Level A, B, and C subsurface utility investigations.

Owen J. Littlefield, PLS

Project Manager

Owen is a 2008 graduate from Paul Smiths College (New York) with an Associates in Surveying Technology.  He obtained licensure in New York State as a Professional Land Surveyor in 2015 and currently serves as a Project Manager for Thew Associates PE-LS, PLLC and a Project Manager with Subsurface Utility Imaging, LLC.

John C. Gustafson

sUAS Program Manager
John is a licensed commercial pilot and flight instructor with his FAA Part 107 certification. As sUAS Program Mananger with Thew Associates, John's responsibilities include, pre-flight planning, flight operations and saftey, data acuisition, and staff training. John has constructed and designed multiple UAV platforms and is a current sUAS flight instructor for SkyOp, LLC and a former certified flight instructor for manned aircraft. 

Land

Land Surveying

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Water

Hydrographic Surveying

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Subsurface

Subsurface Utility Engineering

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Laser Scanning

3D Laser Scanning Services

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sUAS

Drone Services

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Canton

6431 US Hwy 11
Canton, NY 13617

Phone: 315-386-2776 
Fax: 315-386-1012

Utica

9478 River Road
Marcy, NY 13403

Phone: 315-733-7278
Fax: 315-797-1957

Tupper Lake

29 Park Street Suite 3
Tupper Lake, NY 12986

Phone: 315-267-6007

Thew Associates Land Surveyors
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