SumCo Eco-Contracting’s Central Services Team supports seasoned Construction Team Leads who are given the authority to hire the best people, select the best project opportunities, and perform our work as their experience dictates, always with our clients’ best interests in mind.


SumCo Eco Team Leads are skilled construction professionals who lead and mentor their crews including high performing project managers, foremen, operators, craftsmen and laborers.  Each Team Lead brings a diverse mix of construction experience to our client projects, augmenting our Eco improvement expertise with broad traditional site, civil and environmental construction expertise.

Lewis Conley, Construction Team Lead

Lew has over 24 years of civil and environmental construction experience. He began his career as a project engineer for a leading civil/environmental consulting firm, and has since held project leadership roles at several heavy civil/environmental construction firms. Lew has exceptional experience in environmental remediation and marine improvement construction including soils, groundwater, dredge material, and surface water.

Ron Ferraiulo, Construction Team Lead

Ron has over 19 years of civil and environmental construction experience. Prior to joining the firm he was a Vice President and Senior Project Manager at a general contractor specializing in utilities and excavation. Ron has additional experience in dam rehabilitation, site development, utilities, water and wastewater projects in the commercial, residential, educational, and municipal sectors.

Jonathan Gawrys, Landscape Construction Team Lead

Jon leads SumCo’s planting, bioengineering and landscaping activities, having joined the firm in 2007. Jon supports SumCo Eco’s Construction Team Leads’ landscaping needs while serving direct clients as well.  Jon is a Licensed Massachusetts Pesticide Applicator; Licensed Massachusetts and Rhode Island Hoisting Engineer; Massachusetts Certified Horticulturalist, Invasive Plant Management Certified (UMass Extension), and an Associate/Member of the Society of Wetland Scientists, Ecological Landscaping Alliance, and International Erosion Control Association.

Robert Johnson, Construction Team Lead

Bob has over 25 years of civil and environmental construction experience.  Prior to joining the firm in 2017, he held construction leadership roles at several heavy civil/environmental construction firms. Bob has expertise in demolition, dredging, earthwork, and site characterization/remediation projects as well as civil site construction projects including utilities, bridges, buildings, revetments, dams, substations, USTs, and parks.

Domingos Roda, Construction Team Lead

Domingos has over 25 years of civil and environmental construction experience.  Prior to joining the firm in 2012, he held construction leadership roles at several heavy civil/environmental construction firms. Domingos has additional expertise in residential, commercial and mix-use site redevelopment as well as civil site infrastructure projects.

Nathan White, Construction Team Lead

Nate has over 14 years of civil and environmental construction experience. Prior to joining the firm in 2018, he held construction leadership roles at two other heavy civil/environmental construction firms.  Nate has additional experience in site remediation including dig and haul sites, in-situ treatment, and site restoration, as well as site civil construction including landfill cell installation, roadway construction, dam removals/maintenance, management of utility subcontractors, and more.


Paul DeVirgilio, General Superintendent

Paul has over 25 years of heavy civil and environmental construction experience.  As firm General Superintendent Paul is responsible for worker safety, hiring, machinery and equipment, and general project administration.

Prior to joining the firm in 2017, Paul held construction project management and leadership positions at several large construction firms. Paul’s construction expertise includes site development, remediation, utilities, dredging, and more for public, institutional and private clients. Paul earned his Bachelor’s degree in Business from Northeastern University.

Chris Stockwell, Chief of Project Development

Chris helps owners and project team members find the right experts at SumCo Eco to support projects as they move toward construction.

Chris was formerly Director of Marketing and Senior Vice President of Marketing/CMO at two leading civil and environmental engineering and scientific firms.  Chris received his Bachelor degree in Political Science from Northwestern University and his MBA in Marketing and Strategic Planning from Northwestern’s J. L. Kellogg Graduate School of Management.

Travis Sumner, Principal

Travis is a Co-founder and Principal of the company. Travis has spent his entire career in ecological restoration- in the field, logging tens of thousands of hours constructing some of the most exciting and innovative restoration projects in the Northeast.

As a Principal of the firm, Travis focuses on strategic growth, planning, client development, and staff leadership. As Director of Field Operations, he leads SumCo Eco’s overall field project execution, and is additionally responsible for its wetland earthwork, coastal resiliency, and planting activities.

Travis received his Bachelor degree in Mechanical Engineering from Union College; is a Licensed Hoisting Engineer; member of SER, ASME, SAE and Order of the Engineer.

Chad Sumner, Principal

Chad is a Co-founder and Managing Principal of the company.  Chad continuously defines and advances the firm’s ecological construction niche; has assembled and guides its complementary construction leadership team in addressing the diverse ecological, environmental and infrastructure challenges posed by our changing climate; and collaborates with industry stakeholders to improve best practices in ecological construction.

Chad is a scientist by education and training, having received his Master’s degree in Conservation Biology and dual Bachelor’s degrees magna cum laude in Geology and Biology from the University of Pennsylvania.  He has worked “in the field” at project sites for nearly 20 years, and oversaw the development and installation of the firm’s ecological construction and revegetation projects for over 10 years.

Chad is an active member of and frequent presenter at the Society of Wetland Scientists, the Association of Massachusetts Wetland Scientists, and the Environmental Business Council of New England, for which he also serves as a member of the board of directors.