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D SQUARE CONSTRUCTION LLC TUCSON 85713 AZE

UEI: SLED_EC3B279A5860D8EC

D SQUARE CONSTRUCTION LLC TUCSON 85713 AZE is a federal contractor, registered under UEI SLED_EC3B279A5860D8EC. It has been awarded $7,505,041 across 4 federal contracts. Primary work spans Commercial and Institutional Building Construction and Water and Sewer Line and Related Structures Construction. Top awarding agencies include 261-NETWORK Contract Office 21 (36C261).

Contact Information

Registration and classification details

Registration

UEI Code

SLED_EC3B279A5860D8EC

Federal Contracting Overview

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

AI Capability Profile

D Square Construction LLC specializes in commercial and industrial building construction, with a primary focus on general contracting and structural development. Their technical expertise encompasses comprehensive building projects and specialized water and sewer main construction. The company main...

Key Performance Metrics

Awards Count

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Past period of performance

Total Awards

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Contracts

Prime · all time

Subcontracts

Sub · all time

Grants

Prime · all time

Subgrants

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Award Analytics & Distribution

Awards by Agency

261-NETWORK Contract Office 21 (36C261)$7.5M100%

Awards by NAICS

236220 - Commercial and Institutional Building Construction$7.2M96.1%237110 - Water and Sewer Line and Related Structures Construction$293.6K3.9%

Awards by Agency Over Time

Awards by Place of Performance

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Biola CSD - Wastewater Treatment Plant Improvements (C-06-8155-210), Kerman, CA

Solicitation # biola-csd-wastewater-treatment-plant-improvements-c-06-8155-210-kerman-ca

GSE Construction Co., Inc. is seeking quotes from qualified subcontractors and suppliers for the Biola Community Services District Wastewater Treatment Plant Improvements Redesign Project in Kerman, California. This comprehensive infrastructure project involves the demolition of existing facilities and the draining of multiple lagoons and ponds. Key construction elements include a new headworks facility with mechanical screening, a new influent eccentric manhole, a concrete flow meter vault, and the replacement of influent pumps and surface aerators. Additionally, the scope covers the installation of a sludge dewatering pipeline and pump system, the construction of two soil cement lined sludge dewatering ponds, a reinforced concrete pad for an emergency generator, and a new CMU operations and electrical building equipped with HVAC and plumbing. The project also requires the implementation of a facility-wide PLC/SCADA monitoring system and various civil improvements such as asphalt resurfacing, grading, and piping. This opportunity is set aside for small businesses, including certified DBE, MBE, and WBE firms, across a wide range of NAICS codes related to heavy and specialty construction. Interested parties must submit their responses by October 21, 2026. Primary coordination for this solicitation is handled by Christina Pauls at GSE Construction Co., Inc.

GSE Construction Co., Inc.

POSTED

about 2 hours ago

DEADLINE

TAMUS RELLIS Water Well

Solicitation # tamus-rellis-water-well

The TAMUS RELLIS Water Well project, identified by contract number TAMUS 01-3418D, is a solicitation for water well services located in College Station, Brazos, Texas. Managed by Hydro Resources - Mid Continent, Inc. on behalf of the owner, TAMUS, the project falls under NAICS code 237110. Interested parties must submit their responses by the deadline of October 8, 2026. This opportunity is specifically set aside for SBA certified Veteran Owned Small Businesses and SBA certified HUBZone Small Businesses. Primary coordination for the solicitation is handled by Amy Majors, who serves as the point of contact for the procurement process.

Hydro Resources - Mid Continent, Inc.

POSTED

about 2 hours ago

DEADLINE

IEUA RMPU Basin Improvements Project Montclair Basin Improvements

Solicitation # ieua-rmpu-basin-improvements-project-montclair-basin-improvements

The IEUA RMPU Basin Improvements Project involves construction improvements at Montclair Basin 2 and 3 in Chino, California. The primary objective is to divert available storm flows from the San Antonio Creek Channel into existing basins to facilitate groundwater recharge for the Inland Empire Utilities Agency. The scope of work is comprehensive, requiring all materials, labor, tools, equipment, and transportation necessary to furnish, install, commission, and deliver a fully functional project. Norstar Plumbing and Engineering, Inc. is seeking certified DBE, MBE, SBE, and WBE subcontractors and suppliers to support various project needs. Key required services include civil and site work such as grading, demolition, saw cutting, cold planing, and trucking, as well as the installation of concrete pipes and structures. Additional specialized requirements include electrical work, welding, construction surveying, preconstruction video services, and traffic control. Bids for this solicitation are due by October 29, 2026, at 2:00 PM.

Norstar Plumbing and Engineering, Inc

POSTED

about 2 hours ago

DEADLINE

Recharge Master Plan Update (RMPU) Basin Improvements Project Montclair Basin Improvements

Solicitation # recharge-master-plan-update-rmpu-basin-improvements-project-montclair-basin-improvements

The Recharge Master Plan Update Basin Improvements Project focuses on infrastructure enhancements for the Montclair Basin in San Bernardino County, California. Managed by the Inland Empire Utilities Agency and facilitated through Big Ben Engineering, this solicitation is identified by contract number IFB-JV-26-015 and falls under NAICS code 237110 for heavy and civil engineering construction. This opportunity is specifically set aside for small businesses. Interested parties must submit their responses by the deadline of October 29, 2026. Primary coordination for the project is handled by Sep Sharifi, who serves as the main point of contact for inquiries regarding the bid process and project requirements.

Big Ben Engineering

POSTED

about 2 hours ago

DEADLINE

Village of Roanoke, IL Sanitary Sewer Lining Improvements

Solicitation # village-roanoke-il-sanitary-sewer-lining-improvements

SAK Construction, LLC is seeking quotes from Minority Business Enterprises (MBE) and Women Business Enterprises (WBE) for the Village of Roanoke, IL Sanitary Sewer Lining Improvements project. This solicitation, categorized under NAICS code 237110, focuses on critical infrastructure upgrades within the state of Illinois. The primary scope of work involves sanitary sewer lining, with specific subcontracting opportunities available for sewer cleaning and CCTV inspection, traffic control, and bypass pumping. Interested parties must complete all negotiations by October 21, 2026, as the final bid deadline is October 22, 2026, at 12:00 PM local time. Detailed plans and specifications for the project can be obtained from HMG Engineers, Inc. or the SAK Estimating Department. The primary point of contact for this opportunity is Matt Hirtz, reachable via the SAK Estimating Department email.

SAK Construction, LLC

POSTED

about 2 hours ago

DEADLINE

Alvarado Trunk Sewer Ph IV and Water Main Relocations Bid Package A, Contract K-27-2470-DBB-3-C

Solicitation # K-27-2470-DBB-3-C

Flatiron Dragados Constructors, Inc. is soliciting bids for the Alvarado Trunk Sewer Ph IV and Water Main Relocations Bid Package A, Project No. K-27-2470-DBB-3-C, for the City of San Diego. This CASRF and EPA funded project is located in California and seeks quotes from subcontractors and suppliers for various scopes of work, including minor concrete, aggregate supply, paving, electrical, and pipe supply. The solicitation is set aside for SBA certified Women-Owned Small Businesses and certified Disadvantaged Business Enterprises. Bids must be submitted via email or fax to Veronica Garcia by October 28, 2026, at 2:00 PM and must remain valid for 120 days. All subcontractors are required to maintain a valid California contractor license and registration with the California Department of Industrial Relations per Public Contract Code Section I725.5. The project is subject to a Project Labor Agreement and requires compliance with specific insurance standards. Additionally, the contractor reserves the right to require payment and performance bonds equal to 100 percent of the contract value, with actual bond premium costs reimbursed up to a maximum of 3 percent.

Flatiron Dragados Constructors, Inc.

POSTED

about 2 hours ago

DEADLINE

Directional Drilling Services for B2805 Guard Post

Solicitation # directional-drilling-services-b2805-guard-post

Patuxent River Utility Services, LLC is soliciting bids for directional drilling services to support the installation of water and wastewater services for a new Guard Post facility at Building 2805, located at 48202 Bronson Road in Patuxent River, Maryland. This project falls under NAICS code 237110 and is specifically set aside for small businesses, including designated small disadvantaged, women-owned, HUBZone, and veteran-owned small businesses. The solicitation was posted on October 3, 2026, with a response deadline of October 16, 2026. Interested parties should coordinate with the primary point of contact, Tomeika McClean, to submit their proposals for this infrastructure project.

Patuxent River Utility Services, LLC

POSTED

about 2 hours ago

DEADLINE

Solicitation # wc-1463

Spiniello Companies is seeking quotes from Minority and Women-Owned Business Enterprises for the City of Baltimore Department of Public Works project titled Urgent Need Water Infrastructure Rehabilitation and Improvements Phase III-FY27. This solicitation focuses on water infrastructure work within Maryland and is specifically set aside for various small business designations, including Small Disadvantaged, Women-Owned, HUBZone, and Veteran-Owned Small Businesses. Interested parties should submit their quotes to estimating@spinielloco.com. While the primary NAICS code is 237110, the project also encompasses codes 237310, 561190, 238910, and 237990. The response deadline for this opportunity is October 7, 2026, and primary inquiries can be directed to Katherine Snider.

Spiniello Companies

POSTED

about 2 hours ago

DEADLINE

Sanitary Sewer Improvements Project

Solicitation # sanitary-sewer-improvements-project

The Sanitary Sewer Improvements Project in Alabama, managed by Cleary Construction, Inc., involves extensive infrastructure construction and demolition. The scope of work includes the installation of approximately 4,500 linear feet of 10-inch sewer force main, 2,500 linear feet of 15-inch PVC gravity sewer main, and 700 linear feet of 8-inch PVC gravity sewer main. Additionally, the project requires the construction of a new lift station, a valve vault, and a bypass connection vault, as well as the demolition of three existing lift stations. Cleary Construction is specifically seeking quotes from DBE, MBE, WBE, and Veteran-owned subcontractors and vendors for various trades, including asphalt paving, electric, hauling, concrete work, and precast materials. Interested parties must register via the Cleary Construction Plan Room or a provided Sharefile link to access detailed plans and specifications. All quotes must be submitted to the estimating department via email or fax by October 7, 2026, at 2:00 pm CST, with a preference for submissions to be received at least 24 hours prior to the deadline. Primary coordination for the proposal is handled by Chad Thurman.

Cleary Construction, Inc.

POSTED

about 2 hours ago

DEADLINE

Biola Community Services District - Waste Water Treatment Plant Improvements Project (Redesign)

Solicitation # biola-community-services-district-waste-water-treatment-plant-improvements-project-redesign

The Biola Community Services District is seeking proposals for the Waste Water Treatment Plant Improvements Project Redesign located in Biola, Fresno, California. This solicitation is managed by W.M. Lyles Co. and falls under NAICS code 237110. Interested parties must submit their responses by the deadline of October 21, 2026. This opportunity is specifically set aside for small businesses, including certified Disadvantaged Business Enterprises, Disadvantaged Veteran Business Enterprises, Minority Business Enterprises, and Women Business Enterprises. Primary inquiries and submissions should be directed to Scott Fults via the provided contact information.

POSTED

about 2 hours ago

DEADLINE

Alvarado Trunk Sewer PH IV and Water Main Relocations Bid Package A

Solicitation # alvarado-trunk-sewer-ph-iv-water-main-relocations-bid-package

The Alvarado Trunk Sewer PH IV and Water Main Relocations Bid Package A is a solicitation for infrastructure work located in San Diego, California. Managed by the City of San Diego under contract number K-27-2470-DBB-3-C, the project focuses on sewer and water main relocations. KTA Construction Inc. is listed as the agency contact for this opportunity, with Brin Ragsdale serving as the primary point of contact. This solicitation is specifically set aside for small businesses, including SBA certified Veteran Owned, Service-Disabled Veteran Owned, Women-Owned, and HUBZone Small Businesses. Falling under NAICS code 237110 for heavy and civil engineering construction, the response deadline for interested parties is October 28, 2026.

KTA Construction Inc.

POSTED

about 2 hours ago

DEADLINE

City of Lomita: Zone G Water Main Replacement Project

Solicitation # city-lomita-zone-g-water-main-replacement-project

The City of Lomita Zone G Water Main Replacement Project involves the installation of approximately 4,500 linear feet of new 8-inch DIP water mains, gate valves, fittings, water services, and fire hydrant assemblies, along with the abandonment of existing water mains. The work is located on Walnut Street, Ebony Lane, and 247th Place in California. The comprehensive scope of work includes waterworks, ready-mix concrete, PCC and AC paving, AC grind and cap, striping, traffic control, hot taps, trucking, and soil and material compaction testing. W.A. Rasic Construction Company, Inc., acting as the prime contractor, is soliciting quotations from subcontractors, with a specific emphasis on DBE, MBE, WBE, and SBE firms. Interested subcontractors must hold a valid California Contractors License and be registered with the Department of Industrial Relations per Section 1725.5 of the Public Contract Code. The bid deadline is October 19, 2026, at 1:00 PM. Selected subcontractors will be required to execute a standard subcontract agreement and meet general insurance requirements, with the potential requirement for payment and performance bonds totaling 100 percent of the bid, reimbursable up to 1.5 percent.

W.A. Rasic Construction Company

POSTED

about 2 hours ago

DEADLINE

Greenfield WWTP

Solicitation # greenfield-wwtp

The City of Greenfield is seeking bids for the Greenfield WWTP project located in Monterey, California, under contract number 2026-03. This solicitation is being managed by Clark Bros., Inc., with Saif Misbah serving as the primary point of contact. The project falls under NAICS code 237110, focusing on water and sewer infrastructure. The opportunity is specifically set aside for small businesses, including Small Disadvantaged Businesses, Women-Owned Small Businesses, HUBZone Small Businesses, and Veteran-Owned Small Businesses. Interested parties must submit their responses by the deadline of October 28, 2026.

Clark Bros., Inc.

POSTED

about 2 hours ago

DEADLINE

Purified Water Replenishment San Jacinto Valley Advances Water Purification Facility

Solicitation # purified-water-replenishment-san-jacinto-valley-advances-water-purification-facility

The Purified Water Replenishment San Jacinto Valley Advances Water Purification Facility project is a solicitation issued by W.M. Lyles Co. on behalf of the Eastern Municipal Water District. Located in San Jacinto, Riverside, California, this contract falls under NAICS code 237110, focusing on water and sewer line construction. The project aims to advance water purification capabilities within the San Jacinto Valley region. Interested parties must submit their responses by the deadline of October 20, 2026. The solicitation is open to various certified entities, including Disadvantaged Business Enterprises, Minority Business Enterprises, and Woman Business Enterprises. Primary inquiries and bid submissions should be directed to Scott Fults.

POSTED

about 2 hours ago

DEADLINE

Northside High School Area – Sanitary Sewer Rehabilitation in Houston, TX

Solicitation # northside-high-school-area-sanitary-sewer-rehabilitation-houston-tx

PM Construction & Rehab, LLC has issued an Invitation to Bid for a sanitary sewer rehabilitation project located in the Northside High School Area of Houston, Texas. This solicitation is specifically set aside for S/M/WBE certified firms. The comprehensive scope of work encompasses several critical infrastructure needs, including bypass and dewatering, traffic control, the provision of materials and supplies, paving with asphalt and concrete, landscaping, and CCTV inspection and cleaning. The primary NAICS code for this effort is 237110, with additional applicable codes including 561990, 237310, 238110, 561730, and 562998. Interested firms must submit their quotes by October 6, 2026, with the final bid deadline set for October 8, 2026. Detailed specifications and project plans are available through the primary point of contact, Ashden Middlebrooks. All inquiries regarding the technical requirements or the bidding process should be directed to the project contact via email or phone.

PM Construction & Rehab, LLC

POSTED

about 2 hours ago

DEADLINE

Terrace Drive Sewer System Improvements – Chimney Rock, NC

Solicitation # terrace-drive-sewer-system-improvements-chimney-rock-nc

The Terrace Drive Sewer System Improvements project in Chimney Rock, North Carolina, involves the installation of approximately 3,600 linear feet of 8 inch DIP gravity sewer line. The scope of work includes the placement of manholes, sewer services, and other necessary appurtenances to enhance the local infrastructure. This solicitation is managed by Don Moorhead Construction, Inc., with Katie Lynn Hudson serving as the primary point of contact. This opportunity is specifically set aside for small businesses, including Small Disadvantaged Businesses, Women-Owned Small Businesses, HUBZone Small Businesses, and Veteran-Owned Small Businesses. The project falls under NAICS code 237110. Interested parties must submit their responses by the deadline of October 5, 2026.

Don Moorhead Construction, Inc.

POSTED

about 2 hours ago

DEADLINE

FLETC Trade & Cargo Academy

Solicitation # fletc-trade-cargo-academy

The FLETC Trade and Cargo Academy project is a comprehensive construction solicitation issued by the Cooper Tacia General Contracting Company for work located in South Carolina. With an estimated project magnitude between 25 million and 35 million dollars, the scope of work encompasses a wide array of trades including demolition, cast-in-place concrete, unit masonry, structural steel, and millwork. Additional requirements cover waterproofing, storefront glazing, drywall, painting, flooring, and the installation of interior signage and fire extinguishers. The contract also includes critical infrastructure components such as fire suppression, plumbing, mechanical, electrical systems, and general sitework. This opportunity is designated as a small business set-aside, welcoming applications from Small Disadvantaged Businesses, Women-Owned Small Businesses, HUBZone Small Businesses, and Veteran Owned Small Businesses. Interested parties must submit their responses by the deadline of October 12, 2026.

COOPER TACIA GENERAL CONTRACTING COMPANY

POSTED

about 2 hours ago

DEADLINE

Purified Water Replenishment - San Jacinto Valley Advanced Water Purification Facility

Solicitation # purified-water-replenishment-san-jacinto-valley-advanced-water-purification-facility-0

The Eastern Municipal Water District is seeking bids for the Purified Water Replenishment project at the San Jacinto Valley Advanced Water Purification Facility located in San Jacinto, Riverside, California. This solicitation, identified as Specification No. 1472W, is managed by Walsh Construction Company II, LLC. The project falls under NAICS code 237110, focusing on water and sewer line construction. The opportunity is specifically set aside for small businesses, including certified Disadvantaged Business Enterprises, Minority Business Enterprises, and Woman Business Enterprises. Interested parties must submit their responses by the deadline of October 20, 2026. Primary inquiries regarding this contract should be directed to Clay Gunderson.

Walsh Construction Company II, LLC

POSTED

about 2 hours ago

DEADLINE