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GUINZY CONSTRUCTION INC

Subsidiary ofGUINZY CONSTRUCTION INCUEI: CDADDQPCEL55CAGE: 8VZC2

GUINZY CONSTRUCTION INC is a federal contractor, registered under UEI CDADDQPCEL55 and CAGE code 8VZC2. It has been awarded $964,009 in federal contracts. Primary work spans Other Heavy and Civil Engineering Construction. Top awarding agencies include Department Of Defense.

Contact Information

Registration and classification details

Registration

UEI Code

CDADDQPCEL55

CAGE Code

8VZC2

Entity Structure

Corporate Entity (Not Tax Exempt)

Established

N/A

Business Classifications

For Profit OrganizationWoman-Owned BusinessWomen-Owned Small BusinessDOT Certified DBE

NAICS Codes

213112Support Activities for Oil and Gas Operations
236220Commercial and Institutional Building Construction
237990Other Heavy and Civil Engineering Construction
238390Other Building Finishing Contractors
238910Site Preparation Contractors(Primary)
+8 more

Federal Contracting Overview

Award totals, agency breakdown, NAICS distribution, and geographic footprint.

AI Capability Profile

Guinzy Construction Inc. specializes in heavy and civil engineering construction services, with a demonstrated focus on infrastructure maintenance and long-term facility support for federal installations. Their work centers on the execution of complex civil works projects, including site preparation...

Guinzy Construction Inc. specializes in heavy and civil engineering construction services, with a demonstrated focus on infrastructure maintenance and long-term facility support for federal installations. Their work centers on the execution of complex civil works projects, including site preparation, utility systems, roadways, drainage, and structural enhancements critical to military and defense operations. The company brings precision in managing IDIQ-style task orders, ensuring consistent, high-quality maintenance of mission-critical facilities under demanding operational conditions. Their technical expertise includes compliance with DoD engineering standards, asset lifecycle management, and sustainable infrastructure rehabilitation practices, positioning them as a reliable partner for mission continuity and facility resilience. Guinzy Construction has established a direct working relationship with the Department of Defense, delivering infrastructure maintenance services under guaranteed minimum indefinite-delivery, indefinite-quantity contracts. Their engagement with DoD centers on sustained facility operations at defense installations, particularly in support of readiness and operational sustainability. This pattern suggests a trusted, repeat partnership built on performance reliability and adherence to stringent federal construction and safety protocols. The contractor’s primary industry focus is in NAICS 237990—Other Heavy and Civil Engineering Construction—which encompasses large-scale, non-building civil infrastructure projects such as earthmoving, grading, and facility site improvements. They specialize in defense-related civil works, distinguishing themselves through their ability to execute complex, mission-sensitive maintenance tasks in secure or restricted environments. As a Women-Owned Small Business and Woman-Owned Business certified entity, Guinzy Construction leverages federal procurement preferences to compete effectively in the government construction market. Based in Ashley, Illinois, the company operates as a small, agile 2L entity with a focused geographic footprint, strategically positioned to serve Midwest-based DoD installations while maintaining compliance with federal small business certification requirements.

Key Performance Metrics

Awards Count

3

All time

Active

1

Currently performing

Completed

2

Past period of performance

Total Awards

All time

Contracts

Prime · all time

Subcontracts

Sub · all time

Grants

Prime · all time

Subgrants

Sub · all time

Award Analytics & Distribution

Awards by Agency
Awards by NAICS
Awards by Agency Over Time
Awards by Place of Performance

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Open opportunities in GUINZY CONSTRUCTION INC's top NAICS codes and agencies

NAICS: 237990
New
SLED
Agricultural INNOVATION Farm Project for San Marcos Unified SD
Solicitation # 2026-21
The San Marcos Unified School District is soliciting bids for the Agricultural INNOVATION Farm Project (Solicitation 2026-21) located at 99 Cassou Rd, San Marcos, California. The project scope involves the demolition of an abandoned electrical pole, water pump, and fencing, followed by the installation of underground water and electrical utilities, irrigation lines, a gravel service road, shade structures, storage containers, arbors, and designated planting areas. Work must be performed in strict accordance with the technical specifications, project drawings, and soil report. The estimated period of performance begins December 1, 2026, with a required completion date of April 1, 2027. The contract will be awarded to the lowest responsible bidder. Qualified bidders must hold a valid California Contractor's License and be registered with the California Department of Industrial Relations (DIR), as the project is subject to prevailing wage requirements. Submission requirements include a bid bond for 10 percent of the contract amount, a non-collusion declaration, and references, all submitted via the OpenGov e-procurement portal by November 2, 2026. The successful contractor must provide performance and payment bonds equal to 100 percent of the contract value and adhere to a 3 percent Disabled Veteran Business Enterprise (DVBE) participation goal. All materials must be delivered in original packaging and comply with UL 969 marking and labeling standards.
Curriculum and Instruction

POSTED

about 10 hours ago

DEADLINE

in 5 days
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NAICS: 237990
New
SLED
Water Treatment Plant Maintenance Package ‘A’ Degasifier Package (Project No. 25-4261A)
Solicitation # IFB-395-26-JM
The City of Hollywood, Florida, is soliciting bids for the Water Treatment Plant Maintenance Package A Degasifier Package (Project No. 25-4261A). The scope of work involves the replacement of packing media in three degasifiers (units 2, 3, and 4) at the Water Treatment Plant located at 3441 Hollywood Boulevard. Key deliverables include power washing the vessels, replacing media support grids and differential pressure gauges, performing vessel disinfection, and resealing access doors. To ensure continuous plant operation, the contractor must work on only one unit at a time. The project requires a contractor with a project manager possessing at least five years of experience and a track record of at least five similar degasifier servicing projects, as well as the provision of a factory-trained service technician for performance testing. Bids must be submitted electronically via the OpenGov portal by November 4, 2026, at 3:00 PM. The contract will be awarded to the lowest responsive and responsible bidder. Financial requirements include a bid guarantee of 5 percent of the bid amount and the provision of performance and payment bonds. Comprehensive insurance coverage is mandated, including general liability, pollution liability, and vehicle liability, with the City of Hollywood named as an additional insured. The project timeline specifies substantial completion within 180 days and final completion within 210 days, with liquidated damages set at 500 dollars per day. Additionally, the contractor must comply with federal prevailing wage requirements for Broward County and provide a twelve-month warranty against poor workmanship and faulty materials.
Public Utilities

POSTED

about 11 hours ago

DEADLINE

in 20 days
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NAICS: 237990
New
SLED
Addendum #1: BDC07-26/27 - Long Key State Park – Long Key Beach Nourishment and Campground Rebuild
Solicitation # BDC07-26/27
The Florida Department of Environmental Protection, Bureau of Design and Construction, is soliciting formal, competitive, sealed bids for the Long Key State Park Beach Nourishment and Campground Rebuild project, solicitation number BDC07-26/27. The scope of work requires the contractor to provide all labor, materials, equipment, supervision, and permitting necessary for the campground modification project at Long Key State Park in Long Key, Florida. All work must be designed and constructed in accordance with applicable green building standards pursuant to Executive Order 07-126 and Section 255.252(3), F.S. Bids must be submitted no later than 3:30 pm ET on Thursday, November 12, 2026, to Alisha Sadler at the Bureau of Design and Construction in Tallahassee. Bidder prequalification is mandatory; applicants must provide a biennial pre-qualification letter from the FDEP or, if not pre-qualified, submit a current State Contractor license certification and Corporate Charter registration. Additionally, the selected contractor must utilize the U.S. Department of Homeland Security’s E-Verify system for all employees and subcontractors. The Department encourages the use of diverse subcontractors to reflect the citizenship of Florida and ensures ADA accessibility for all bid-related activities.
Department of Environmental Protection

POSTED

about 16 hours ago

DEADLINE

in 21 days
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