L Underwood LLC
Ottawa, KS
- UEI
- J567WQPT4DM4
- CAGE
- 80JW1
- Primary NAICS
- 237990 Other Heavy and Civil Engineering Construction
- SAM.gov registration
- Active through
Company facts
- Self-certified in SAM.gov
- Entity structure
- Sole Proprietorship
- NAICS codes registered in SAM.gov
-
- 237990 Other Heavy and Civil Engineering Construction Primary
- 115112 Soil Preparation, Planting, and Cultivating
- 212312 Crushed and Broken Limestone Mining and Quarrying
- 212313 Crushed and Broken Granite Mining and Quarrying
- 212319 Other Crushed and Broken Stone Mining and Quarrying
- 212321 Construction Sand and Gravel Mining
- 212322 Industrial Sand Mining
- 213112 Support Activities for Oil and Gas Operations
Show all
- 213113 Support Activities for Coal Mining
- 213115 Support Activities for Nonmetallic Minerals (except Fuels) Mining
- 221310 Water Supply and Irrigation Systems
- 221320 Sewage Treatment Facilities
- 236115 New Single-Family Housing Construction (except For-Sale Builders)
- 236116 New Multifamily Housing Construction (except For-Sale Builders)
- 236117 New Housing For-Sale Builders
- 236118 Residential Remodelers
- 236210 Industrial Building Construction
- 236220 Commercial and Institutional Building Construction
- 237110 Water and Sewer Line and Related Structures Construction
- 237120 Oil and Gas Pipeline and Related Structures Construction
- 237210 Land Subdivision
- 237310 Highway, Street, and Bridge Construction
- 238110 Poured Concrete Foundation and Structure Contractors
- 238120 Structural Steel and Precast Concrete Contractors
- 238210 Electrical Contractors and Other Wiring Installation Contractors
- 238220 Plumbing, Heating, and Air-Conditioning Contractors
- 238290 Other Building Equipment Contractors
- 238910 Site Preparation Contractors
- 238990 All Other Specialty Trade Contractors
- 423720 Plumbing and Heating Equipment and Supplies (Hydronics) Merchant Wholesalers
- 484110 General Freight Trucking, Local
- 484220 Specialized Freight (except Used Goods) Trucking, Local
- 488490 Other Support Activities for Road Transportation
- 488999 All Other Support Activities for Transportation
- 561730 Landscaping Services
- 562119 Other Waste Collection
- 562910 Remediation Services
- 562991 Septic Tank and Related Services
- SAM.gov registration date
- Physical address
- 1925 Old State Hwy 50, Ottawa, KS 66067, USA
Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated .
Recent federal awards
| Award | Agency | Obligated | Awarded |
|---|---|---|---|
| Agricultural outlease maintenance | MICC Fort Riley | $110,000 | |
| Agricultural outlease maintenance | MICC Fort Riley | $47,850 | |
| Pre-work inspections and access road maintenance | MICC Fort Riley | $9,450 | |
| AG maint-task order 0005 POP 09 APR 2025-30 may 2025 | MICC Fort Riley | $3,950 | |
| AG maint-task order 0004. Additional work on firebreak 8 | MICC Fort Riley | $12,600 |
About L Underwood LLC
L Underwood LLC is a self-certified small disadvantaged business organized as a limited liability company and sole proprietorship based in Ottawa, Kansas, with operations in Junction City. The firm is registered in SAM.gov through November 24, 2026, and specializes in providing agricultural maintenance, facilities repair, landscaping, and infrastructure services to federal agencies, with a primary focus on the Department of the Army. L Underwood LLC maintains a sustained contracting relationship with the U.S. military and other federal entities, delivering specialized maintenance and construction services at Army installations and federal wildlife refuges across the Kansas region.
L Underwood LLC has executed numerous federal contracts spanning agricultural outlease services, conservation structure maintenance and repair, access road inspection and maintenance, facilities renovation, and specialized pre-work inspections. The company has worked extensively with the Department of the Army Installation Management Command Southwest Region, receiving delivery orders for agricultural maintenance, firebreak repairs, conservation structure work, and outlease access road maintenance at Fort Riley and Junction City installations. Notable awards include a $244,106 definitive contract from the Department of the Interior Fish and Wildlife Service Region 1 in 2022 for the rehabilitation of the Pin Tail Marsh at the Flint Hills National Wildlife Refuge, awarded under total small business set-aside authority. Additional work has included aquiculture outlease services, miscellaneous renovation services, and ramp cleaning services for the U.S. Army Corps of Engineers at John Redmond Reservoir in Kansas. Contract values have ranged from $3,400 to $244,106, demonstrating the company's capacity to manage both smaller task orders and substantial construction projects. Recent delivery orders issued between August 2024 and September 2025 total approximately $204,300 and cover agricultural outlease maintenance services at Fort Riley with firm fixed-price structures and completion dates through April 2026.
L Underwood LLC currently holds a single-award indefinite delivery contract (IDC) valued at $497,950 with the U.S. Army Installation Management Command Southwest Region, awarded April 29, 2024, and extending through July 31, 2029. This IDC, designated as a total small business set-aside, covers site maintenance services including maintenance and repair of agricultural conservation structures, outlease access roads, and facilities renovation at Fort Riley, Kansas, with an estimated annual requirement between $5 million and $10 million. To date, task orders issued under this IDC total over $210,000 and encompass agricultural maintenance, pre-work inspections, conservation structure repairs, and agricultural outlease maintenance services. The IDC serves as the parent vehicle for the company's ongoing delivery orders with the Southwest Region, enabling L Underwood LLC to provide continuous maintenance and repair support to Army installation operations across the region.
Quick answers
What is L Underwood LLC's UEI?
L Underwood LLC's Unique Entity ID (UEI) in SAM.gov is J567WQPT4DM4.
What is L Underwood LLC's CAGE code?
L Underwood LLC's CAGE code is 80JW1.
What is L Underwood LLC's primary NAICS code?
L Underwood LLC's primary NAICS code is 237990 (Other Heavy and Civil Engineering Construction).
Where is L Underwood LLC located?
L Underwood LLC's physical address in SAM.gov is 1925 Old State Hwy 50, Ottawa, KS 66067, USA.
Is L Underwood LLC registered in SAM.gov?
Yes. L Underwood LLC's SAM.gov registration is active through November 24, 2026.
What is L Underwood LLC's most recent federal award?
L Underwood LLC's most recent federal contract award is Agricultural outlease maintenance (W911RX25FA129), from MICC Fort Riley, on September 17, 2025.
On GovTribe
See L Underwood LLC's full federal record
- Federal contract awards
- IDV awards
- Funding analysis by agency, NAICS and set-aside
- Similar vendors