Great Lakes Dredge & Dock Corporation
Houston, TX
- UEI
- Y1TKNHJ8TK71
- CAGE
- 26052
- Primary NAICS
- 237990 Other Heavy and Civil Engineering Construction
- SAM.gov registration
- Active through
Company facts
- FY2025 rankings
- Self-certified in SAM.gov
- Entity structure
- Corporate Entity (Not Tax Exempt)
- Other NAICS codes in SAM.gov
- Corporate family
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- Rocklin, CA CXD6UDN4BD83
- Houston, TX M9LFLA6K8HE4
- QHCMEGCCRWA3
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- SAM.gov registration date
- Physical address
- 9811 Katy Fwy Suite 1200, Houston, TX 77024, USA
- Website
- gldd.com
- Founded
- 1890
- Employees
- 251-1K
- Estimated annual revenue
- $500M-$1B
- Industry
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- Industrials
- Capital Goods
- Construction & Engineering
- SIC code
- 87 Engineering & Management Services
- Profiles
Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated .
Contract obligations
Most of Great Lakes Dredge & Dock Corporation's contract dollars go to its subsidiaries: $37.2 million across 1 awardee in PSC Z1KB in FY2025.
Contract awards
| Award | Agency | Obligated | Awarded |
|---|---|---|---|
| Definitive Contract DACW5497C0025 | Department of the Army | $217,762 | |
| Definitive Contract DACW5498C0012 | Department of the Army | $2,895,000 | |
| Purchase Order CW290199508BDACW2995C0030 | US Army Corps of Engineers | $163,000 | |
| Purchase Order CW290199508BDACW2995C0036 | US Army Corps of Engineers | $99,000 | |
| Definitive Contract CW660199208DDACW6692C0105 | US Army Corps of Engineers | $719,000 |
Similar vendors
| Vendor | Location | Primary NAICS |
|---|---|---|
| Crosby Dredging LLC | Galliano, LA | 237990 Other Heavy and Civil Engineering Construction |
| W3 Marine Norfolk CI | Chesapeake, VA | 237990 Other Heavy and Civil Engineering Construction |
| Muddy Water Dredging, LP | Orange, TX | 237990 Other Heavy and Civil Engineering Construction |
| Cashman Dredge And Marine Contracting Co | Quincy, MA | 237990 Other Heavy and Civil Engineering Construction |
| Land Remediation, Inc. | Waterford, NY | 562910 Remediation Services |
About the company
Great Lakes Dredge & Dock Corporation is a prominent marine construction and dredging services company headquartered in Houston, Texas, with a long-standing history of providing critical infrastructure maintenance and coastal protection services to the federal government. Registered in SAM.gov since 2015 and operating as a for-profit corporate entity, the company specializes in marine dredging, coastal restoration, navigation channel maintenance, and complex maritime engineering projects. Through its subsidiaries, particularly Great Lakes Dredge & Dock Co, LLC, the company has established itself as a leading contractor for the U.S. Army Corps of Engineers, executing sophisticated dredging and marine construction services across multiple coastal and inland waterway regions.
The federal contract awards demonstrate Great Lakes Dredge & Dock Corporation's extensive capabilities in maritime infrastructure projects, with a primary focus on dredging services for the U.S. Army Corps of Engineers. The company has consistently been awarded unrestricted contracts for complex projects including maintenance dredging of harbors, navigation channels, and coastal protection initiatives. These contracts span multiple geographic regions, including Gulf Coast states like Texas and Louisiana, East Coast states like New Jersey and New York, and southeastern states like Florida and Georgia. The contract awards typically involve removing millions of cubic yards of sediment from maritime channels, performing beach nourishment and erosion control, deepening and widening navigation channels, and transporting dredged materials to designated disposal sites. The contract values range from several hundred thousand dollars to over $235 million, indicating the company's capacity to handle large-scale federal infrastructure projects.
Great Lakes Dredge & Dock Corporation holds multiple indefinite delivery/indefinite quantity (IDIQ) contract vehicles, primarily with the U.S. Army Corps of Engineers. These include the McClellan-Kerr Arkansas River Navigation System (MKARNS) Station Dredging IDIQ, SAD Dredging and Shore Protection 2019 IDIQ, and Standing Army Dredging 2019 multiple award IDIQ contract. Under these vehicles, the company receives task orders for specific dredging projects across various Corps districts, including Southwestern, Jacksonville, New Orleans, and Galveston districts. The task orders cover a wide range of services such as station dredging, maintenance dredging, beach renourishment, and coastal storm risk management. These IDIQ contracts allow the Army Corps of Engineers to quickly mobilize dredging resources for planned maintenance and emergency response situations, leveraging Great Lakes Dredge & Dock Corporation's specialized marine construction capabilities.
Quick answers
Is Great Lakes Dredge & Dock Corporation registered in SAM.gov?
Yes. Great Lakes Dredge & Dock Corporation's SAM.gov registration is active through June 22, 2027.
How does Great Lakes Dredge & Dock Corporation rank among federal contractors?
Great Lakes Dredge & Dock Corporation ranked #1 in PSC Z1KB, #1 in PSC Z1KF and #2 in PSC Z1 in FY2025.
What is Great Lakes Dredge & Dock Corporation's most recent federal award?
Great Lakes Dredge & Dock Corporation's most recent federal contract award is Definitive Contract DACW5497C0025, from Department of the Army, on March 9, 1998.
On GovTribe
See Great Lakes Dredge & Dock Corporation's full federal record
- Federal contract awards
- IDV awards
- Contract vehicles
- Funding analysis by agency, NAICS and set-aside
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