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MDU RESOURCES GROUP, INC.

Subsidiary ofMDU RESOURCES GROUP, INC.UEI: LAR1SSN9G797

MDU RESOURCES GROUP, INC. is a federal contractor, registered under UEI LAR1SSN9G797. It has been awarded $4,149,930 in federal contracts. Primary work spans Natural Gas Distribution, Unknown NAICS, and Plumbing, Heating, and Air-Conditioning Contractors. Top awarding agencies include Department Of Veterans Affairs, General Services Administration, and Department Of The Interior.

Contact Information

Registration and classification details

Registration

UEI Code

LAR1SSN9G797

Federal Contracting Overview

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

Key Performance Metrics

Awards Count

49

All time

Active

0

Currently performing

Completed

49

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 Veterans Affairs$2.3M55.1%General Services Administration$1.2M28.5%Department Of The Interior$335.7K8.1%Department Of Health And Human Services$209.1K5%Department Of Defense$136.1K3.3%

Awards by NAICS

221210 - Natural Gas Distribution$2.0M49.1%

- Unknown NAICS$1.9M45.6%

238220 - Plumbing, Heating, and Air-Conditioning Contractors$85.1K2.1%221122 - Electric Power Distribution$58.6K1.4%923140 - Administration of Veterans' Affairs$46.4K1.1%211111 - Crude Petroleum and Natural Gas Extraction$29.2K0.7%

Awards by Agency Over Time

Awards by Place of Performance

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PIDC Project 3 - Dorm RTU Replacement and SCADA

Solicitation # 70CMSW26D00000004

The U.S. Immigration and Customs Enforcement (ICE) is soliciting a firm-fixed-price construction task order for the replacement and upgrade of Rooftop HVAC Units (RTUs) and SCADA systems at the Port Isabel Detention Center in Los Fresnos, Texas. The project focuses on replacing obsolete and corroded RTUs for the Alpha, Bravo, Charlie, and Delta dorms with high-quality, coastal weather-resistant equipment that incorporates the latest industrial HVAC technology. Additionally, the contractor must implement SCADA upgrades that comply with Texas Commission of Environmental Quality standards. The estimated project magnitude is between 1.2 million and 1.5 million dollars, with a period of performance of 365 days from the date of award. This 8(a) set-aside solicitation requires the contractor to provide all management, labor, and materials, including the removal and disposal of existing units and a one-year warranty for installation and craftsmanship. Key requirements include the submission of a Quality Control Plan and a safety plan, and the mandate that all installers be manufacturer-certified. Due to the secure nature of the facility, all personnel must undergo rigorous background screenings, including criminal history and citizenship checks, and pass the DHS E-Verify program. Award will be based on the lowest total evaluated price, provided the offeror demonstrates a sound technical approach and possesses a Project Manager with at least five years of relevant federal contracting experience.

Bristol Alliance of Companies

POSTED

about 12 hours ago

DEADLINE

MI 2026-14 Emergency Heating and Air Conditioning Services

Solicitation # MI 2026-14

Adams and Associates, Inc., contracting for the U.S. Department of Labor, is soliciting bids for emergency heating and air conditioning services at the Miami Job Corps Center in Florida. The contract period runs from November 1, 2026, to October 31, 2027. The scope of work involves emergency HVAC repairs for units on the premises, with a requirement for bidders to provide separate hourly rates for non-emergency daytime services and emergency, weekend, and holiday services. As a federally funded facility, the Center is entitled to GSA pricing. Eligible bidders must be registered in SAM.gov with a valid Unique Entity ID and hold all necessary business and employee licenses for the State of Florida. Required submissions include a written bid on company letterhead valid for 90 days, a Vendor Questionnaire, W9, Authority to Commit, and a Certificate of Liability Insurance. Insurance mandates include Workers Compensation, Automobile Liability, and Comprehensive General Liability of at least $1,000,000 per occurrence. The contract is subject to Service Contract Act regulations, specifically Wage Determination No. 2005-2248, and Executive Order 13658. Award decisions will be based on the bidder deemed most responsible, with cost being a significant but not sole factor. Payment terms are NET 30 days from the invoice date, and invoices must include the BPA number and itemized lines. Additionally, employee time cards and payroll must be submitted for any service incident exceeding $2,500. All bids must be submitted via email to the Purchasing Department by October 23, 2026.

Miami Job Corps Center

POSTED

about 12 hours ago

DEADLINE

CBP6585 Bldg. 22 HVAC Replacement

Solicitation # CBP6585

Management & Training Corporation (MTC) is seeking bids for a subcontracting opportunity to remove and replace the HVAC equipment serving Building 22 at the San Diego Job Corps Center in Imperial Beach, California. This fixed-price, single lump sum contract has an estimated value between 0 and 25,000 dollars. The selected contractor must provide all labor, supervision, equipment, and materials to ensure a fully operational system, delivering two sets of operation and maintenance manuals and all applicable manufacturer and installer warranties upon completion. Bids are due by October 28, 2026, and must include a detailed cost breakout, proof of insurance, three references, and a mandatory physical site visit. The project is set aside for small businesses under NAICS 238220 and is subject to the Davis-Bacon Act, requiring compliance with prevailing wage rates and federal labor standards. For bids equal to or greater than 25,000 dollars, a bid bond of 20 percent is required, along with performance and payment bonds equal to 100 percent of the contract price from a surety with at least an A- rating. Required documentation for submission includes the SF 1413 Statement and Acknowledgment form, a Supplier Self-Certification packet for business classification under FAR 52.219-8, and a Unique Entity ID (UEI) number. Award decisions will be based on overall best value, with MTC serving as the sole judge of responsiveness.

San Diego Job Corps Center

POSTED

about 12 hours ago

DEADLINE

MJCC EXHAUST FANS BLD. 1429

Solicitation # mjcc-exhaust-fans-bld-1429

The Muhlenberg Job Corps Center, operated by Insights Training Group LLC, is soliciting fixed-price quotes from qualified HVAC and mechanical contractors to restore the exhaust fan and louver systems in Building 1429 in Kentucky. The project scope involves inspecting, repairing, and replacing various components across eight exhaust fans, including motors, louver actuators, thermostats, blades, and guards. All work must be performed in accordance with applicable building codes, manufacturer requirements, and general HVAC practices. The contract is set aside for small businesses, including VOSB, SDVOSB, WOSB, and HUBZone certified entities. Award will be granted to the responsible offeror who is determined to be technically acceptable and provides the lowest price. Proposals must be submitted by October 30, 2026, and must include line-item pricing for each fan, separate pricing for system-wide component replacements, and evidence of Kentucky state registration and licensing. Contractors must comply with Davis-Bacon Act labor standards, providing weekly certified payroll with every invoice. Additional requirements include providing proof of performance and payment bonding, maintaining Material Safety Data Sheets for all chemicals used, and adhering to OSHA and EPA regulations. Final payment is contingent upon the submission of lien releases from all subcontractors and material suppliers.

Muhlenberg Job Corps Center / Insights Training Group LLC

POSTED

about 12 hours ago

DEADLINE

1011 Turk Street Switchboard, UPS2, and HVAC Replacement

Solicitation # 1011-turk-street-switchboard-ups2-hvac-replacement

The City of San Francisco Public Works is seeking bids for the 1011 Turk Street Switchboard, UPS2, and HVAC Replacement project located in San Francisco, California. This solicitation, identified by Sourcing Event ID No. 0000011919, focuses on critical infrastructure upgrades including the replacement of the switchboard, UPS2 system, and HVAC units. The project is designated as a Small Business set-aside under NAICS code 238220. Interested parties should coordinate with the Estimating Department at Anderson Pacific Engineering Construction, Inc. for further details. The response deadline for this solicitation is October 14, 2026.

Anderson Pacific Engineering Construction, Inc.

POSTED

about 12 hours ago

DEADLINE

in about 20 hours

MJCC HVAC BLD. 1403-04 B HALL

Solicitation # mjcc-hvac-bld-1403-04-b-hall

Insights Training Group LLC, on behalf of the Muhlenberg Job Corps Center in Kentucky, is soliciting fixed-price quotes for an HVAC project at Building 1403-04 B Hall. The scope of work requires the contractor to furnish and install two Trane 4-ton 208 3-phase 17 SEER split systems, including 95 percent up flow furnaces, high-efficiency evaporator coils, and R-454B refrigerant. Additional requirements include the installation of new refrigerant line sets, exterior line hide, and condensate drain piping with pumps. The project must be completed within 45 days of award, and the contractor is responsible for providing all necessary training, operating, and maintenance manuals prior to the substantial completion walk-through. This is a small business set-aside solicitation open to VOSB, SDVOSB, WOSB, and HUBZone certified entities. To be technically acceptable, offerors must provide a fixed-price quote, evidence of Kentucky state licensing and registration, a completed New Vendor Profile and W-9, a minimum 90-day bid guarantee, and proof of ability to secure performance and payment bonding. Award will be granted to the responsible offeror with a technically acceptable quote and the lowest price. The contract is subject to Federal Acquisition Regulation (FAR) guidelines and Davis-Bacon Act labor standards, specifically Wage Determination Number KY20210041. Contractors must submit weekly certified payroll and a signed Statement of Compliance with every invoice to receive payment under net terms. Comprehensive insurance coverage is required, including a 5 million dollar umbrella liability policy and specific limits for bodily injury and property damage. All work must comply with local codes, OSHA, and EPA regulations, with a strict requirement for maintaining Materials Safety Data Sheets for all products used on site. Quotes are due by October 30, 2026.

Muhlenberg Job Corps Center / Insights Training Group LLC

POSTED

about 12 hours ago

DEADLINE

CBP#9772 HVAC Air Handling Unit (AHU) and Ductwork Cleaning Services

Solicitation # CBP#9772

Management & Training Corporation (MTC) is seeking bids for a fixed-price, lump sum subcontracting opportunity, solicitation CBP#9772, to provide comprehensive HVAC air handling unit (AHU) and ductwork cleaning services at the Edison Job Corps Center in Edison, New Jersey. The project involves the cleaning of twelve AHUs, split between the Kilmer and Edison dormitories, including vacuuming, mechanical brushing, and rinsing of interior surfaces, housings, and plenums, as well as the thorough cleaning of all accessible heating and cooling coils. The estimated price range for this small business set-aside is between $100,000 and $250,000. Bids are due by October 16, 2026, at 3:00 PM EST and will be awarded based on overall best value. Prospective bidders must complete a mandatory physical site visit and submit a comprehensive proposal including a detailed cost breakout, three comparable references, proof of insurance, and a completed MTC Supplier Packet with a W-9 and self-certification. For bids equal to or exceeding $25,000, a bid bond guarantee of 20% of the base bid is required, and the awarded contractor must provide performance and payment bonds from a surety with at least an A- rating. The contract is subject to various federal regulations, including Davis-Bacon Act prevailing wage rates per wage determination NJ20250036, OSHA 30 CFR 1929 safety standards, and FAR clauses regarding small business utilization and the combating of trafficking in persons. Final payment is contingent upon the submission of weekly certified payroll reports and the approval of a Notice of Final Completion.

Management & Training Corporation

POSTED

about 12 hours ago

DEADLINE

CBP7792 Cafeteria Hot Water Heater Replacement

Solicitation # CBP7792

Sierra Nevada Job Corps Center

POSTED

about 12 hours ago

DEADLINE

MI 2026-26 Emergency Plumbing Repair Services

Solicitation # MI 2026-26

Adams and Associates, Inc., operating on behalf of the U.S. Department of Labor, is soliciting bids for emergency plumbing repair services at the Miami Job Corps Center in Florida. The contract period runs from November 1, 2026, to October 31, 2027, with a maximum service limit of 100 hours. The scope includes non-emergency daytime repairs between 8:00 am and 4:30 pm, as well as emergency and weekend services. Bids must be submitted on company letterhead by October 23, 2026, and must include a detailed cost breakdown for non-emergency, emergency, and weekend labor, as well as parts. Award selection is based on the most responsible bid rather than the lowest cost. Eligible vendors must be registered in SAM.gov with a valid Unique Entity ID and hold all necessary business and employee licenses for the State of Florida. Mandatory insurance requirements include Workers Compensation, Automobile Liability, and Comprehensive General Liability of at least $1,000,000 per occurrence. The contract is subject to Service Contract Act regulations, including specific wage determinations and a minimum wage of $13.65 per hour through December 31, 2026. Payment terms are NET 30 days, requiring monthly consolidated summary invoices supported by signed work completion tickets and BPA release numbers. Additionally, contractors must adhere to strict center security protocols, including prohibited fraternization with students and mandatory security searches.

Miami Job Corps Center

POSTED

about 12 hours ago

DEADLINE

CBP6404 Bldg. 63B Drain Replacement

Solicitation # CBP6404

Management & Training Corporation (MTC) is soliciting bids for a fixed-price, single lump sum subcontract to perform plumbing repairs on the building 63B student restroom piping system at the San Diego Job Corps Center in Imperial Beach, California. The project involves addressing three root intrusions identified via camera inspection, requiring the contractor to saw-cut and remove concrete, excavate, replace damaged piping with compatible materials, and restore the concrete surfaces. The estimated price range for this effort is between 0 and 25,000 dollars. Bids must be submitted via email to the designated procurement contacts by October 13, 2026, at 3:00 PM PST. To be considered responsive, bidders must complete a mandatory physical site visit and submit a comprehensive bid package including the MTC Bid for Lump Sum Contract form, a detailed cost breakout on company letterhead, and a Unique Entity Identification number. A bid bond of 20 percent of the base bid is required for bids equal to or greater than 25,000 dollars, as are performance and payment bonds from a surety company with at least an A- rating. The project is subject to Davis-Bacon Act prevailing wage determinations for San Diego County, OSHA safety requirements, and various Federal Acquisition Regulation clauses, including those regarding small business utilization and the Buy American Act. Award will be based on overall best value.

San Diego Job Corps Center

POSTED

about 12 hours ago

DEADLINE

in about 18 hours

Commercial HVAC Maintenance and Repair (Trane Specialized)This subcontract for Commercial HVAC Maintenance and Repair involves providing quarterly maintenance, inspections, and urgent on-call services for prime contractors working on San Diego County Water Authority facility projects in Escondido, California. The scope of work includes monitoring equipment operations, safety controls, and electrical terminations, as well as performing biannual insulation resistance testing on compressors to ensure system reliability. Qualified providers must hold a C-20 license, EPA 608 certification, and maintain CARB compliance, with specific requirements for Trane Commercial HVAC training. The successful contractor is responsible for delivering fully maintained systems and detailed inspection reports. Responses for this opportunity are due by October 27, 2026.

San Diego County Water Authority

POSTED

about 13 hours ago

DEADLINE

HVAC Maintenance, Inspection, As-Needed Installation And Repair, And Urgent On-Call Services

Solicitation # 20261010008

The San Diego County Water Authority is soliciting bids for HVAC maintenance, inspection, as-needed installation and repair, and urgent on-call services. The scope of work includes quarterly maintenance of equipment, recording operating amperage for compressors and supply, and performing services at various locations including the Kearny Mesa Headquarters, Escondido Operations Center, and other facilities across San Diego County from Fallbrook to Lower Otay. Award will be made to the lowest responsible and responsive bidder. Mandatory requirements for eligibility include a valid California Class C-20 HVAC Contractor License, a minimum of five consecutive years of experience, and a valid Certificate of Reported Compliance from the California Air Resources Board for the bidder and all subcontractors. Additionally, attendance at the pre-bid meeting on October 13, 2026, and associated site visits is mandatory for consideration. The contract allows for an initial term with an option to extend for an additional two years, not to exceed a total of four years. Awarded contractors must provide performance and payment bonds for 100 percent of the contract price within 15 days of award, with reimbursement up to 2.5 percent of the total contract cost. Technicians are required to have Trane Commercial HVAC training and certifications in OSHA 10/30 and Lockout/Tagout. Bids must be submitted via the BidNet Direct portal by 10:00 a.m. on October 27, 2026, and must include a manually signed Bid Response Form along with several required certifications and declarations. Invoicing is handled electronically with a standard 30-day payment cycle, and parts and materials for additional work are reimbursed at cost plus 15 percent.

San Diego County Water Authority

POSTED

about 13 hours ago

DEADLINE

Water Installation and Internal Plumbing WorksThis subcontract for Water Installation and Internal Plumbing Works involves providing specialized plumbing services for Dartford Borough Council facility projects. The selected contractor will work under prime contractors to install internal water systems, connect upgraded mains, and perform essential pressure testing and commissioning to guarantee leak-free operations. The scope of work includes the installation of valves, meters, and various connection hardware to ensure all systems meet the Council's rigorous quality standards. Qualified candidates must possess professional plumbing certifications and the technical expertise required to deliver fully completed water installation connections. The solicitation was posted on October 12, 2026, with a response deadline set for November 10, 2026. This project falls under NAICS code 238220 and is focused on enhancing the infrastructure of council-managed facilities.

Dartford Borough Council

POSTED

about 13 hours ago

DEADLINE

Main Drain Gate ReplacementThis subcontract for Main Drain Gate Replacement involves the supply and installation of replacement main drain gates for prime contractors working on City of Boston Property Management Department projects. The scope of work requires the removal of damaged gates and the installation of new units that strictly adhere to VGBA safety and anti-entrapment standards. All work must be performed in compliance with the Flaherty Pool Repairs contract documents to ensure the delivery of fully installed and functional equipment. The project is categorized under NAICS code 238220 and is managed by the Massachusetts Property Management agency. Interested parties must submit their responses by the deadline of October 27, 2026, at 5:00 PM.

180 - Property Mangement

POSTED

about 13 hours ago

DEADLINE

Residential Bathroom AdaptationsThe Residential Bathroom Adaptations subcontract involves performing specialized bathroom modifications for prime contractors on residential projects managed by Denbighshire County Council. The primary objective is to enhance accessibility for individuals with specific health and care needs by removing existing fixtures and installing non-slip surfaces and accessible bathroom equipment. All work must be executed using professional plumbing and fitting tools while maintaining strict compliance with UK building regulations and accessibility standards. This opportunity is categorized under NAICS code 238220 and was posted on October 12, 2026. Interested parties must submit their responses by the deadline of November 6, 2026, at 12:00 PM. The final deliverable for this contract is a fully modified, accessible bathroom that meets all specified safety and functional requirements.

Denbighshire County Council

POSTED

about 15 hours ago

DEADLINE

Mechanical Engineering Installation WorksThis subcontract for Mechanical Engineering Installation Works involves performing specialized mechanical services for prime contractors on MHRA laboratory projects. The scope of work includes the removal of three 3,900 kg/h gas-fired boilers and the installation of two new electric boilers, along with necessary modifications to steam piping and comprehensive pressure testing to deliver a fully connected steam boiler system. Interested parties must hold ISO 45001 and specific pressure vessel certifications to be eligible. The solicitation was posted on October 12, 2026, with a response deadline of November 20, 2026. The project falls under NAICS code 238220 and is managed by the MHRA.

POSTED

about 15 hours ago

DEADLINE

in about 1 month

Replacement of Steam Boilers

Solicitation # C458575

The MHRA is seeking tenders for the South Mimms Electric Steam Boiler Project at its laboratories in Potters Bar, Hertfordshire. The project involves the detailed design, supply, installation, testing, commissioning, and handover of a replacement steam-boiler system, specifically replacing three 3,900 kg/h gas-fired boilers with two 3,000 kg/h electric steam boilers. The scope encompasses all associated mechanical, electrical, controls, building, civil, and enabling works. Because the site is a live operational medical-research facility, the contractor must prioritize safe operations, electrical resilience, and the continuity of steam services. The estimated contract value is 5,833,333 GBP excluding VAT, with a performance period estimated from January 11, 2027, to April 10, 2028. The contract will be awarded under the NEC3 ECC Main Option A framework to the supplier providing the most advantageous tender based on price and quality. Key requirements for bidders include a minimum annual turnover exceeding 14 million GBP and the provision of Professional Indemnity Insurance with a limit of 10 million GBP per claim, maintained for 12 years post-completion. Tenders must be submitted in English via the Atamis Health Commercial System by November 20, 2026. Prospective suppliers are required to sign a Non-Disclosure Agreement to access full tender documents and will be evaluated on their ability to manage live-site risks, deliver measurable social value, and provide a technically credible design and executable programme.

POSTED

about 15 hours ago

DEADLINE

in about 1 month

Irrigation Inspection and RepairThis subcontract for Irrigation Inspection and Repair involves providing specialized maintenance services for roadside projects within the City of Lake City, Florida. The selected contractor will work under prime contractors to perform system inspections twice per month and execute authorized repairs on piping, valves, and sprinkler heads. A key component of the role includes coordinating all repair authorizations with city officials and submitting bi-monthly inspection reports to document system status and completed work. The opportunity is categorized under NAICS code 238220 and was posted by the Florida Procurement agency. Interested parties must submit their responses by the deadline of November 10, 2026. Further details regarding the solicitation can be accessed through the provided OpenGov procurement portal.

POSTED

about 15 hours ago

DEADLINE