Sumco Eco-Contracting

SumCo Eco-Contracting is a Northeast-based self-performing heavy, site, and civil construction firm focused on ecological and environmental improvement projects.

Construction

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Headquarters: Wakefield, Massachusetts, United StatesSource: RevenueBaseRetrieved October 13, 2026
Employee range: 51 to 200Source: RevenueBaseRetrieved October 13, 2026
Founded: 2006Source: RevenueBaseRetrieved October 13, 2026
Published list appearances: 8 supported appearances ↗Source: RevenueBase lists

The company at a glance

What does Sumco Eco-Contracting do?

The company has completed projects across the Northeast.

Based on the company’s public LinkedIn information, supplied through RevenueBase.

Who it serves

The company partners with owners, A/E/C firms, and other project stakeholders.

What the business offers

Services & capabilities.

River restoration and dam removal

The company undertakes river restoration and dam removal or modifications.

Source: LinkedIn company description · Retrieved October 13, 2026

Coastal protection projects

Its specialties include sand dunes, beach nourishment, revetments, and seawalls.

Source: LinkedIn company description · Retrieved October 13, 2026

Explore the business in context

Company lists.

Supported appearances on published RevenueBase lists, including available memberships beyond displayed rankings.

#7OF 25

United States

Wetland restoration contractors

Snapshot: September 18, 2026

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#8OF 25

United States

Coastal restoration contractors

Snapshot: October 9, 2026

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#14OF 25

United States

Aquatic habitat restoration companies

Snapshot: September 18, 2026

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#14OF 25

United States

Constructed wetland system contractors

Snapshot: October 9, 2026

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#15OF 25

Worldwide

Coastal restoration contractors

Snapshot: October 9, 2026

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#16OF 25

United States

Aquatic ecosystem restoration contractors

Snapshot: September 29, 2026

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#20OF 25

United States

Coastal engineering companies

Snapshot: September 14, 2026

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#23OF 25

Worldwide

Aquatic habitat restoration companies

Snapshot: September 18, 2026

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Positions describe ordering within each source list. See how lists are built ↗

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Sumco Eco-Contracting

#7 Wetland restoration contractors

Snapshot: September 18, 2026

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<a href="https://revenuebase.ai/companies/wetland-restoration-contractors/united-states" target="_blank" rel="nofollow noopener">
  <img src="https://revenuebase.ai/companies/profiles/sumcoeco/recognition-companies-wetland-restoration-contractors-united-states-20260919-b125b91a73a53cd802dc5bd7e961a3bce3bd9bc7e990c551be8f8aa7e43ade5a.svg" alt="Sumco Eco-Contracting listed #7 on Wetland restoration contractors, September 18, 2026" width="220" height="319" style="max-width:100%;height:auto;" />
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Sources & data notes.

RevenueBase prepared this profile from the company’s public LinkedIn information and RevenueBase company data. These source records were retrieved on October 13, 2026. AI helped summarize these sources, with a separate automated check against the source text completed on November 4, 2026. Directory positions use company-contact counts from separate saved list snapshots dated September 14, 2026, September 18, 2026, September 29, 2026 and October 9, 2026. How the company lists are built.

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