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KLINGSTUBBINS, INC.

Subsidiary ofSTG LLCUEI: FJESN6MTYLL3

KLINGSTUBBINS, INC. is a federal contractor, registered under UEI FJESN6MTYLL3. It has been awarded $110,590,590 in federal contracts. Primary work spans Commercial and Institutional Building Construction, Engineering Services, and Architectural Services. Top awarding agencies include Department Of Defense (dod), Department Of Defense, and Department Of State.

Contact Information

Registration and classification details

Registration

UEI Code

FJESN6MTYLL3

Federal Contracting Overview

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

Key Performance Metrics

Awards Count

477

All time

Active

0

Currently performing

Completed

477

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

Department Of Defense (dod)$52.8M47.7%Department Of Defense$21.6M19.5%Department Of State$13.6M12.3%Department Of Health And Human Services$9.8M8.9%Department Of Transportation$5.5M4.9%Department Of Agriculture$2.6M2.4%Department Of The Interior$2.5M2.3%Department Of Justice$2.1M1.9%

Other agencies (2 agencies, <0.5% each)$184.5K0.2%

Awards by NAICS

236220 - Commercial and Institutional Building Construction$52.8M47.7%541330 - Engineering Services$25.5M23.1%541310 - Architectural Services$17.4M15.7%

- Unknown NAICS$14.9M13.5%

Others - Other NAICS codes (2 codes, <0.5% each)$40.3K0%

Awards by Agency Over Time

Awards by Place of Performance

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Roadway and Shared-Use Path Design ConsultantThe Roadway and Shared-Use Path Design Consultant subcontract involves providing specialized civil engineering and technical design services for paved shared-use trails on City of Atlanta Department of Transportation projects. The selected consultant will support prime contractors by validating concept reports, developing preliminary and final design plans, and preparing Right-of-Way plans. All work must be executed using CAD software and strictly adhere to the Georgia Department of Transportation Plan Development Process and LAP procedures. Key deliverables for this engagement include the production of preliminary and final design plans, Right-of-Way plans, and complete construction-ready bid sets. This opportunity falls under NAICS code 541330 and is associated with the City of Atlanta. Interested parties should note the response deadline of October 30, 2026.

City of Atlanta

POSTED

about 2 hours ago

DEADLINE

QBS/PS/DOT/2610-1270098 PATH Lakewood

Solicitation # PE-66062-NONST-2027-000000503

The City of Atlanta, in partnership with the PATH Foundation, is soliciting a qualified consultant for the design of a paved shared use path connecting the Southside Beltline Trail to the Southtowne Trail at South Bend Park. The project is structured in two phases, with the current focus on Phase I, which extends from the Southside Trail to Pryor Road at Meldon Avenue. The selected consultant will be responsible for reviewing and validating the 2021 concept report, preparing preliminary and final design plans, and developing the necessary NEPA documentation. The scope also includes extensive stakeholder engagement, including a Public Information Open House and multiple stakeholder meetings, to ensure the design accounts for public feedback and the needs of users with disabilities. This is a master contract delivered via task orders with a base period of three years and a one-year renewal option. The project timeline begins with a Notice to Proceed in Q3 2026, with final construction plans expected to be ready for bidding by Q1 2030. All design work must comply with GDOT Engineering Design Guide and Project Planning Guide standards, as well as the GDOT Plan Development Process and FHWA Grant Agreements. Evaluation of consultants will be based on their experience designing off-system paved trails in Atlanta and Georgia, their ability to manage budgets, their collaboration with the PATH foundation, and their capacity to produce high-quality technical plans. Key personnel required for the project include a Project Manager and leads for Roadway Design, Environmental/NEPA, and Stakeholder Engagement.

City of Atlanta

POSTED

about 2 hours ago

DEADLINE

JBLM Construct CHP Building

Solicitation # W912K3-26-R-A0001

Solicitation W912K3-26-R-A0001 is a Small Business Set-Aside for the design-bid-build construction of a 20,000 square foot Pre-Engineered Steel Controlled Humidity Preservation (CHP) Building at Joint Base Lewis McChord, Washington. The project scope includes site preparation, stormwater mitigation via an infiltration pond, the purchase and erection of the steel building, installation of a concrete slab, underground utilities, a dry pipe fire suppression system, and the installation of desiccant dehumidifying equipment. Additionally, the facility must include a solar-ready roof zone and comply with UFC, NFPA, and IBC standards. The estimated project magnitude is between 1 million and 5 million dollars, with a statutory cost limit of 5 million dollars. This Firm Fixed Price task order will be awarded based on a balanced evaluation of technical capability and price. The successful contractor must commence work within 10 calendar days of the notice to proceed and achieve full completion within 365 calendar days. Key contractual requirements include the provision of performance and payment bonds for awards exceeding 150,000 dollars, adherence to Davis-Bacon prevailing wage rates for Pierce County, and compliance with the Buy American Act for fire alarm components. Liquidated damages are established at 576.63 dollars for the first day and 427.99 dollars per day thereafter. All invoicing must be processed through the Wide Area Workflow system.

Bristol Alliance of Companies

POSTED

about 3 hours ago

DEADLINE

Airport Layout Plan (ALP) and Narrative DevelopmentThis subcontract involves providing professional aviation planning services for prime contractors on projects managed by the Texas Department of Transportation Aviation Division. The scope of work includes conducting target market and SWOT analyses, updating aviation demand forecasts, performing airfield design and RSA evaluations, and analyzing land use compatibility regarding height and hazards. All activities must strictly adhere to the FAA Master Plan Advisory Circular and TxDOT SOPs 2.0, 3.0, and 8.0. The primary deliverables for this engagement are the final Airport Layout Plan, the accompanying Narrative, and the Capital Improvement Plan. This opportunity is categorized under NAICS code 541330, with a response deadline set for November 10, 2026.

Texas Department of Transportation

POSTED

about 3 hours ago

DEADLINE

TxDOT Aviation Division- Notice to Consultants

Solicitation # RFQ26ALCMRCE00015

The Texas Department of Transportation Aviation Division is soliciting qualifications from professional firms to develop an Airport Layout Plan (ALP) with Narrative for the Commerce Municipal Airport. The scope of work is divided into three primary phases: a kick-off phase focused on strategic planning and public outreach, Phase I covering aviation demand forecasts and planning standards, Phase II addressing land use alternatives and facility requirements, and Phase III involving the final development plan, Capital Improvement Plan (CIP), and an 18B Obstruction Survey. All work must comply with the latest FAA Master Plan Advisory Circular and specific TxDOT Standard Operating Procedures. Interested firms must submit a Qualifications Statement of no more than nine pages via the TxDOT Aviation eGrants system by November 10, 2026, at 2:00 PM CST. Selection will be based on a 100-point scale evaluating capability and qualifications, recent experience with comparable airport plans, performance reliability, and the proposed technical approach and schedule. Mandatory submission requirements include a written certification regarding the National Defense Authorization Act and the Department of Commerce's foreign adversaries list. The selected firm will subsequently enter a fee proposal and negotiation phase to establish the final contract value.

Texas Department of Transportation

POSTED

about 3 hours ago

DEADLINE

Cape Cod Space Force Microgrid Power Station - Bourne, MA

Solicitation # cape-cod-space-force-microgrid-power-station-bourne-ma

J&J Contractors, Inc. is soliciting bids for the Cape Cod Space Force Microgrid Power Station project located in Bourne, Massachusetts. This comprehensive construction effort encompasses a wide range of trades, including sitework, structural steel, masonry, roofing, electrical, mechanical, plumbing, fire protection, drywall, flooring, painting, and metal paneling or siding. The project is designated as an SBA set-aside, making it available to various small business categories, including disadvantaged, women-owned, HUBZone, and veteran-owned small businesses. Interested parties must adhere to Davis Bacon Wage Rates, and the project is exempt from sales tax. The response deadline for this solicitation is October 30, 2026. To receive a formal bid invitation through Building Connected, applicants should contact Rahul Maheshwari directly via email.

J&J CONTRACTORS, INC.

POSTED

about 3 hours ago

DEADLINE

Weapons Magazine

Solicitation # weapons-magazine

The Weapons Magazine solicitation, issued by Sauer Construction, focuses on comprehensive site development and foundational infrastructure in Virginia. The scope of work encompasses critical civil and electrical tasks, including piling foundations, rigid inclusions, site work, and the construction of access roads. Additionally, the project requires the installation of primary and secondary electrical systems, grounding, and lightning protection. This opportunity is designated as a small business set-aside, welcoming bids from various certified entities including Small Disadvantaged, Women-Owned, HUBZone, and Veteran-Owned Small Businesses. Interested parties must submit their responses by November 15, 2026. Primary coordination for this project is managed by David Phillips.

Sauer Construction

POSTED

about 3 hours ago

DEADLINE

in about 1 month

AMC-0194 GPT ATCT Public Announcement

Solicitation # amc-0194-gpt-atct-public-announcement

This solicitation, managed by PTSI Managed Services Inc. (Parsons), involves a comprehensive facility renovation project in Mississippi with an estimated construction value between 500,000 and 1,000,000 dollars. The scope of work is multidisciplinary, encompassing electrical corrections for grounding and SPDS replacement, mechanical repairs to copper piping and chilled water systems, and civil improvements including gate and foundation repairs. Additionally, the project requires structural maintenance such as epoxy injection and painting, as well as architectural upgrades involving flooring, window sealing, and gutter installation. The opportunity is designated as a small business set-aside, open to various certified categories including SDB, WOSB, HUBZone, and VOSB entities. Interested parties must submit their responses by November 18, 2026. The project falls under NAICS code 236220 and is coordinated through the primary point of contact, Kurtis Kinard.

PTSI Managed Services Inc. (Parsons)

POSTED

about 3 hours ago

DEADLINE

in about 1 month

P084 NEXT GENERATION TORPEDO INTEGRATION LAB & P1016 Consolidated RDT&E Systems Facility – Newport, RI

Solicitation # p084-next-generation-torpedo-integration-lab-p1016-consolidated-rdte-systems-facility-newport-ri

J&J Contractors, Inc. is soliciting bids for the construction of the Next Generation Torpedo Integration Lab and the P1016 Consolidated RDT&E Systems Facility in Newport, Rhode Island. The project involves the creation of a 12,920 square foot multi-story steel frame laboratory and office facility featuring a shallow foundation, metal standing seam roof, and masonry and metal panel exterior walls. Comprehensive site improvements are required, including landscaping, parking, exterior lighting, telecommunications, and the installation of mechanical, electrical, and underground stormwater retention systems. An additional option for the P1016 Consolidated RDT&E Systems Facility includes the construction of a 17,978 square foot laboratory with similar structural specifications and the demolition of Building 1272T, a 548 square meter engineering facility. This solicitation is set aside for various small business categories and requires adherence to Davis Bacon Wage Rates, while remaining exempt from sales tax. Bidders are seeking pricing across a wide range of scopes, including demolition, structural steel, mechanical, electrical, and plumbing, with responses due by November 30, 2026.

J&J CONTRACTORS, INC.

POSTED

about 3 hours ago

DEADLINE

in about 2 months

CITY OF GREENFIELD WASTEWATER TREATMENT PLANT UPGRADE PROJECT

Solicitation # city-greenfield-wastewater-treatment-plant-upgrade-project

The City of Greenfield Wastewater Treatment Plant Upgrade Project involves the construction of a new 2.0 million gallons per day facility located at 41901 Walnut Avenue in Greenfield, California. The project scope is divided into four distinct phases: site preparation including soil stabilization and utility relocation; construction of the plant featuring a Membrane Bioreactor system, headworks, UV disinfection, and SCADA instrumentation; decommissioning and demolition of existing facilities; and the completion of finish facilities including the Walnut Avenue extension for water and sewer services. The total duration for the project is 915 calendar days, with a requirement to maintain existing plant services and regulatory compliance throughout the construction process. This solicitation is open to small businesses, including certified veteran, women, and disadvantaged business enterprises, with a specific local hiring goal requiring 50 percent of the construction workforce to be residents of Monterey, San Benito, or Santa Cruz counties. Bids are due by October 28, 2026, following a mandatory pre-bid meeting on October 5, 2026. Subcontractors must agree to the standard Overaa agreement, provide a 100 percent performance and labor bond if requested, and utilize the Textura electronic invoicing system. The prime contractor is signatory to both Carpenters and Laborers Union Collective Bargaining Agreements.

C. Overaa & Co.

POSTED

about 3 hours ago

DEADLINE

Solicitation # sof-armory

Sauer Construction is seeking bids for the SOF Armory project located in North Carolina. This solicitation is open to all construction trades under NAICS code 236220. Interested parties must submit their responses by the deadline of November 30, 2026. This opportunity is specifically set aside for small businesses, including certified Veteran Owned, Service-Disabled Veteran Owned, Women-Owned, and HUBZone small businesses. Primary inquiries and coordination for this project should be directed to Adam Houck via the provided contact email.

SAUER CONSTRUCTION

POSTED

about 3 hours ago

DEADLINE

in about 2 months

B221 Substation Switchgear Replacement

Solicitation # b221-substation-switchgear-replacement

The B221 Substation Switchgear Replacement project, managed by Sauer Construction, involves critical electrical upgrades and associated architectural improvements. The work is scheduled to be performed in Texas under NAICS code 236220. This solicitation is specifically set aside for small businesses, including designated Small Disadvantaged Businesses, Women-Owned Small Businesses, HUBZone Small Businesses, and Veteran-Owned Small Businesses. Interested parties must respond by October 15, 2026, and can coordinate with the primary point of contact, Adam Houck.

Sauer Construction

POSTED

about 3 hours ago

DEADLINE

in about 5 hours

P1102 Weapons Magazine and Ordnance Operations Facility, Naval Submarine Base New London, Groton, Connecticut

Solicitation # p1102-weapons-magazine-ordnance-operations-facility-naval-submarine-base-new-london-groton

This solicitation issued by J & J Contractors, Inc. seeks pricing for the P1102 Weapons Magazine and Ordnance Operations Facility project at the Naval Submarine Base New London in Groton, Connecticut. The project has a duration of 1828 calendar days and involves the construction of six Containerized Long Weapons Storage units, two Box G magazines, and one Box H earth-covered high-explosive magazine. The scope includes comprehensive site work such as clearing, rock excavation, and wetland mitigation, as well as the construction of an Ordnance Operations building, a Truck Inspection area, and a Sentry building. Additionally, the project requires the demolition of 18 existing magazines and two specific buildings. Technical requirements encompass a wide range of trades, including demolition, abatement, concrete, structural steel, roofing, and full MEP and fire protection systems. Specialized construction features include rigid inclusions, load transfer mats, grounding and lightning protection, and intrusion detection systems. Site improvements will involve new access roads, paved loading areas, landscaping, and a complete electrical utility infrastructure including primary and secondary distribution. This opportunity is set aside for various small business categories, and interested parties must contact the primary point of contact to receive bid invitations and documents before the October 31, 2026 deadline.

J & J Contractors, Inc

POSTED

about 3 hours ago

DEADLINE

Master Plan Architect/Urban PlannerThis subcontract opportunity is for a Master Plan Architect or Urban Planner to support prime contractors on industrial park projects for the County of Doña Ana in New Mexico. The selected professional will be responsible for developing spatial master plans and zoning recommendations, with a specific focus on land use planning, secure defense-tech zoning design, and spaceport safety footprint modeling. These tasks require the use of advanced GIS and urban planning software to produce a final Comprehensive Master Plan. Qualified candidates must hold an AICP certification or a Registered Architect license to be eligible for the role. The solicitation was posted on October 14, 2026, and requires a response by November 16, 2026. The work falls under NAICS code 541310, focusing on professional planning services for the regional industrial infrastructure.

County of Dona Ana

POSTED

about 5 hours ago

DEADLINE

in about 1 month

Rail Connectivity and Logistics ConsultantThe Rail Connectivity and Logistics Consultant subcontract involves providing specialized rail access and oversized cargo movement studies for prime contractors working on County of Doña Ana logistics projects in New Mexico. The selected consultant will be responsible for conducting intermodal transfer point analyses, rail connectivity studies, and developing multi-modal logistics strategies through the use of professional logistics modeling software. Key deliverables for this engagement include a comprehensive Rail Connectivity Study and a detailed Logistics Analysis. To qualify for this role, the consultant must hold a transportation planning certification. The solicitation was posted on October 14, 2026, with a response deadline set for November 16, 2026, falling under NAICS code 541330.

County of Dona Ana

POSTED

about 5 hours ago

DEADLINE

in about 1 month

Infrastructure Assessment EngineerThis subcontract opportunity is for an Infrastructure Assessment Engineer to support prime contractors on industrial area projects within the County of Doña Ana, New Mexico. The selected professional will be responsible for conducting technical assessments of existing and necessary infrastructure, specifically evaluating road networks, utilities, water and sewer availability, and power grid capacity. These evaluations must be performed using CAD and GIS software, culminating in the delivery of a formal Infrastructure Assessment report. To be eligible for this role, the contractor must be a Licensed Professional Engineer in the state of New Mexico. The solicitation was posted on October 14, 2026, with a response deadline of November 16, 2026. This project falls under NAICS code 541330 and is managed through the County of Doña Ana.

County of Dona Ana

POSTED

about 5 hours ago

DEADLINE

in about 1 month

Civil Engineering and Site AssessmentThis subcontract opportunity for Civil Engineering and Site Assessment involves providing specialized engineering services for facility renovation projects at Florida State College at Jacksonville. The selected contractor will support prime contractors by reviewing existing site plans, assessing exterior ADA accessibility, and designing necessary site improvements to complement the remodel. Key deliverables for this engagement include the production of comprehensive site and grading plans. Qualified candidates must hold a professional engineering license in the state of Florida. The solicitation was posted on October 14, 2026, with a response deadline of November 19, 2026. This project falls under NAICS code 541330 and is focused on ensuring that site-related infrastructure meets all regulatory and functional requirements for the college's facilities.

Florida State College at Jacksonville

POSTED

about 5 hours ago

DEADLINE

in about 1 month

MEP Engineering ServicesThis subcontract for MEP Engineering Services involves the design of HVAC, electrical power, lighting, and plumbing systems for facility renovation projects at Florida State College at Jacksonville. The selected provider will be responsible for calculating HVAC loads for new room configurations, designing electrical layouts for updated equipment, and delivering comprehensive MEP design plans and technical specifications to prime contractors. Qualified candidates must hold a professional engineering license in the state of Florida. The solicitation was posted on October 14, 2026, with a response deadline of November 19, 2026. This opportunity falls under NAICS code 541330 and is managed through the Florida State College at Jacksonville.

Florida State College at Jacksonville

POSTED

about 5 hours ago

DEADLINE

in about 1 month