The JTC Team


John Turner

Founder and President

John is the President of John Turner Consulting, is a graduate Civil Engineer from Rensselaer Polytechnic Institute and has over 30 years of experience in our industry. He serves as Principal-in-Charge and continues to project manage key contracts and projects. John remains active in the daily operations of JTC and hopes that clients feel free to reach out to him directly. John’s vision has steered JTC from a one-man operation in New Hampshire, to a firm of over 130 technical professionals throughout several offices in the New England, serving public and private clients throughout the Northeast.


Marie Shelley

Business Development Director

Marie is JTC’s Business Development Director, bringing with her 10 years of construction industry related sales experience. She oversees JTC’s sales strategies, identifying opportunities throughout New England to support advancement in all our disciplines. As a prospective client’s first point-of-contact, Marie works to identify solutions and recommend services for their specific needs and goals. Her primary focus is in developing relationships with new and existing clients for long-term client satisfaction and overall company growth.


Christina Cuevas

Marketing Director

Christina serves as our Marketing Director, providing a wide range of marketing and graphic design services that help promote JTC’s overall brand. She oversees the development and implementation of marketing strategies and proposal efforts – specializing in marketing positioning and messaging, social media and website strategy, corporate communications, marketing collateral, proposal management, and creative direction.


Stephen C. Lanne, P.E.

Vice President of Engineering Services

Steve brings over 25 years of experience and a proven track record of providing clients practical solutions to complex geotechnical issues. He specializes in providing geotechnical design services for retaining walls, excavation support, deep foundations, underpinning, slope stabilization, and dewatering.


Benjamin Grigas, P.G., C.G.

Vice President of Environmental Services and Building Sciences

Benjamin has been working in the environmental industry for more than 20 years as a Professional Geologist, Project Manager, Contract and Client Account Manager. He has been responsible for the management and execution of a wide range of projects including environmental assessment, remediation, industrial hygiene and environmental compliance. He has managed clients and contracts for federal, public, and private clients, both locally and nationwide.


Nicholas Lisowski

Director of Pavement Management

Nicholas has 11 years of experience in project management, construction quality assurance management, and quality control management, as well as materials testing and inspections. He has expansive experience in design-build, airport rehabilitation, highway construction, and facility projects for various agencies/owners.


Ellen Ianello

Director of Construction Services and Special Inspections

Ellen supports our client’s construction projects through construction management, special inspections and testing, along with quality control and quality assurance. She has a diverse background managing work on projects ranging from large-scale utility upgrades and public works projects, to commercial and residential development. Working with local municipalities, design teams, developers and construction teams gives Ellen a unique skillset to successfully coordinate a variety of construction scopes and testing.


Asher Anderson, CCM

Vice President of Operations

Asher has over 9 years of experience in both the design phase and during construction of projects throughout New England. Asher brings a history of working with a diverse client base on varying types of projects from small to large, focusing on assigning personnel with skill sets specific to each project scope. He brings field experience and the consideration of constructability and modern construction equipment capabilities to the Civil Support Services line as he facilitates the support of our client’s design teams with advanced drafting, 3D modeling, and GIS database integration aiding in the development of comprehensive, constructable plan sets adhering to the desired CAD standards.


Robert C. Henson II

Senior Consultant

Bob is a Senior Resident Engineer with over 30 years of relevant field experience. He performs QA/QC oversight, Owner’s Representative services, environmental site assessments, project management and construction monitoring. Bob has many years of experience serving as a resident engineer overseeing utility, road reconstruction, and paving projects.


If you’d like to know more about us or wanted to get in touch, feel free to contact us.