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Mason Dixon Contractors LLC.

UEI: SLED_C0E2C2F8798F7F85

Mason Dixon Contractors LLC. is a federal contractor, registered under UEI SLED_C0E2C2F8798F7F85. It has been awarded $1,664,915 in federal contracts. Primary work spans Unknown NAICS. Top awarding agencies include Chester County, Adams County, and Lancaster County.

Contact Information

Registration and classification details

Registration

UEI Code

SLED_C0E2C2F8798F7F85

Federal Contracting Overview

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

AI Capability Profile

Mason Dixon Contractors LLC specializes in civil engineering and public works construction, with a primary focus on water and wastewater infrastructure. Their core capabilities include the construction of wastewater treatment plant expansions, the installation of pumping station flow metering system...

Key Performance Metrics

Awards Count

6

All time

Active

0

Currently performing

Completed

0

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

Chester County$956.7K57.5%Adams County$422.8K25.4%Lancaster County$201.1K12.1%Berks County$84.3K5.1%

Awards by NAICS

- Unknown NAICS$1.7M100%

Awards by Agency Over Time

Awards by Place of Performance

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Wastewater Treatment Plant Tank CleaningThis subcontract for Wastewater Treatment Plant Tank Cleaning involves providing specialized maintenance services for prime contractors working on Paradise Township Sewer Authority projects in Lancaster County, Pennsylvania. The scope of work includes the pumping and removal of wastewater, sludge, and solids from treatment plant tanks, as well as industrial pressure washing of tank walls and floors to ensure a cleaned and debris-free environment. To successfully execute the contract, the provider must utilize industrial pressure washers and vacuum equipment. Additionally, personnel are required to hold OSHA Confined Space Entry certification to ensure safety and compliance during operations. Interested parties must submit their responses by November 12, 2026.

Lancaster County

POSTED

DEADLINE

Pump Station Pumping and High-Pressure CleaningThis subcontract for Pump Station Pumping and High-Pressure Cleaning involves providing specialized maintenance services for Paradise Township Sewer Authority projects within Lancaster County, Pennsylvania. The selected contractor will be responsible for performing deep-vacuum pumping and high-pressure jetting to remove debris and contents from the Main and Keim pump stations at depths reaching 30 feet. The objective is to deliver fully cleaned and operational pump stations approximately eight times per year. To execute these tasks, the contractor must utilize hi-vac equipment and high-pressure jetters. Due to the nature of the work, OSHA Confined Space Entry certification is strictly required. Interested parties should note that the response deadline for this opportunity is November 12, 2026.

Lancaster County

POSTED

DEADLINE

Liquid Sludge Hauling and Disposal ServicesThis subcontract for Liquid Sludge Hauling and Disposal Services involves the pumping, transport, and legal disposal of waste activated sludge for prime contractors working on Paradise Township Sewer Authority projects in Lancaster County, Pennsylvania. The selected provider will be responsible for pumping sludge from thickening manholes using 4-inch pipes and hauling the material from 33 Singer Avenue to approved disposal sites. The scope of work includes the annual delivery and certified disposal of approximately 2,160,000 gallons of sludge. To fulfill the contract requirements, the provider must utilize tanker trucks and pumps and ensure all disposal activities are conducted at PADEP-certified facilities. All operations must strictly adhere to the regulatory standards set forth by PA DEP Act 97 and US EPA CFR 503. Responses for this opportunity are due by November 12, 2026.

Lancaster County

POSTED

DEADLINE

Liquid Sludge Hauling and Disposal

Solicitation # 2026-01

The Paradise Township Sewer Authority is soliciting sealed bids for solicitation number 2026-01 regarding liquid sludge hauling and disposal services in Lancaster County, Pennsylvania. The contract covers a one-year period generally running from November 2026 to October 2027, with the possibility of annual extensions for up to three additional years. The scope of work includes pumping waste activated sludge from the wastewater treatment plant at 33 Singer Avenue, cleaning the Main and Keim pumping stations, and performing pressure washing and debris removal for individual plant tanks. The contractor must possess hi-vac capabilities for depths of at least 30 feet and high-pressure jetting equipment, with a requirement to respond to removal requests within 24 hours. Estimated annual volumes are approximately 2,160,000 gallons. Bids must be submitted online via the PennBID website by 10:00 AM on November 12, 2026. A bid bond or certified check for 10 percent of the total bid is required, and the successful bidder must provide performance and payment bonds for 100 percent of the contract price. Award will be granted to the lowest bidder whose qualifications, pricing, and financial ability are deemed to be in the best interest of the project. All disposal must occur at PADEP-certified facilities and comply with Pennsylvania Department of Environmental Protection and US EPA CFR 503 regulations. Payment is based on unit prices per gallon and per station cleaned, with invoices submitted monthly or quarterly. All technical inquiries should be directed to RETTEW Associates, Inc. through the PennBID interface.

Lancaster County

POSTED

DEADLINE

Heavy Equipment Supply (Wood Grinders & Loaders)This subcontract agreement involves the supply of industrial-grade wood grinding equipment and material handling machinery for prime contractors working on municipal projects in Kennett Township. The scope of work includes the delivery and pickup of large capacity front-end loaders and either industrial horizontal or drum grinders at 557 Bayard Road. All provided machinery must adhere to strict safety standards required for municipal site work to ensure operational compliance. The contract is managed by Chester County, Pennsylvania, and covers a performance period of 45 days. Interested parties must submit their responses by October 29, 2026, to provide functional heavy equipment as specified under NAICS code 532412. Performance of the contract will take place within Chester County.

POSTED

DEADLINE

Specialized Freight Hauling for Yard WasteThis subcontract for Specialized Freight Hauling for Yard Waste involves providing trucking and hauling services for prime contractors on municipal projects within Kennett Township, Chester County, Pennsylvania. The selected provider will be responsible for transporting bulk woody debris or processed grindings from 557 Bayard Road to designated offsite disposal sites using chip vans, end-dumps, or heavy-duty dump trucks. Operations must be conducted between 7:00 am and 7:00 pm, and the contractor is required to comply with all state-mandated prevailing wage rates while delivering the specified cubic yardage of material. The solicitation was posted on October 12, 2026, with a response deadline of October 29, 2026.

POSTED

DEADLINE

Woody Debris Grinding and Hauling ServicesThis subcontract for Woody Debris Grinding and Hauling Services involves providing onsite processing and removal of woody debris for prime contractors on Kennett Township municipal projects within Chester County, Pennsylvania. The scope of work includes grinding tree branches, trunks under 18 inches, Christmas trees, leaves, and grass clippings to reduce volume, followed by loading and hauling the materials to approved facilities. The contractor is also responsible for sorting non-compliant materials for Township disposal to ensure a fully cleared facility site. To execute these services, the contractor must utilize industrial wood grinders, chippers, and front-end loaders while adhering to all applicable prevailing wage rates. Interested parties must submit their responses by October 29, 2026.

POSTED

DEADLINE

2026 Yard Waste Removal (Re-bid)

Solicitation # 20261012

Kennett Township is soliciting lump sum bids for the 2026 Yard Waste Removal project to clear approximately 20,000 cubic yards of woody debris from its facility at 557 Bayard Road, Kennett Square, Pennsylvania. The waste consists primarily of tree branches, trunks under 18 inches in diameter, Christmas trees, leaves, and grass clippings. Contractors may choose to grind the material onsite or haul it away for offsite grinding. The selected contractor must complete the removal within 45 calendar days of the bid award, which is anticipated around November 6, 2026. Failure to meet this timeline will result in a penalty of 200 dollars per day. Work is permitted Monday through Saturday from 7:00 am to 7:00 pm. The contract requires strict adherence to state-mandated prevailing wage rates, and certified payrolls must be submitted to receive payment. Bidders must provide a 10 percent bid bond and comprehensive insurance coverage, including Commercial General Liability, Automobile Liability, and Workers Compensation, naming Kennett Township as an additional insured. Required submission documents include a Non-Collusion Affidavit, a Prevailing Wage Compliance Form, and a Public Works Employment Verification Form confirming E-Verify usage. Bids must be submitted via the PennBID Platform. Payment is structured as a 50 percent interim payment upon removal of half the pile and a final payment upon completion and demobilization, with ACH and check payments requiring Board of Supervisors approval.

POSTED

DEADLINE

Selective Building DemolitionThis subcontract for Selective Building Demolition involves performing selective demolition services for prime contractors on wastewater projects managed by the Muhlenberg Township Authority in Berks County, Pennsylvania. The scope of work specifically includes the removal of old generators, associated equipment, and existing pumps and motors to ensure cleared areas are ready for new installations. The opportunity was posted on October 6, 2026, with a response deadline of November 4, 2026. Classified under NAICS code 238910, the project is situated within Berks County and is managed through the Pennsylvania agency system.

POSTED

DEADLINE

Monorail Hoist InstallationThis subcontract opportunity involves the supply and installation of overhead lifting equipment for prime contractors working on wastewater projects for the Muhlenberg Township Authority in Berks County, Pennsylvania. The primary objective is to deliver a fully certified and operational monorail hoist system designed to facilitate ongoing equipment maintenance. The project is categorized under NAICS code 238990 and was posted on October 6, 2026. Interested parties must submit their responses by the deadline of November 4, 2026, at 4:00 PM.

POSTED

DEADLINE

Excavation and Site RestorationThis subcontract for Excavation and Site Restoration involves performing earth moving and exterior site work for prime contractors on wastewater projects for the Muhlenberg Township Authority in Berks County, Pennsylvania. The scope of work includes excavation, trenching, the placement of aggregates, and the installation of turf and erosion and sedimentation controls to deliver a fully graded site with restored vegetation. The opportunity is categorized under NAICS code 238910 and was posted on October 6, 2026. Interested parties must submit their responses by the deadline of November 4, 2026, at 4:00 PM.

POSTED

DEADLINE

Doors, Windows, and GlazingThis subcontract opportunity involves the supply and installation of exterior and interior openings for prime contractors working on wastewater projects for the Muhlenberg Township Authority in Berks County, Pennsylvania. The scope of work includes the delivery, installation, and sealing of FRP doors, vinyl windows, hollow metal frames, and exterior hatches equipped with fall protection. The project is categorized under NAICS code 238340. Interested parties must submit their responses by the deadline of November 4, 2026, at 4:00 PM. Further details and submission guidelines can be accessed through the provided PennBid portal.

POSTED

DEADLINE

EPDM Roofing & WaterproofingThis subcontract opportunity involves providing roof replacement and waterproofing services for prime contractors working on wastewater projects for the Muhlenberg Township Authority in Berks County, Pennsylvania. The scope of work focuses on delivering a fully sealed building envelope and a watertight roof through the installation of Ethylene Propylene Diene Monomer roofing, bituminous dampproofing, and sheet metal flashing. The project falls under NAICS code 238160 and was posted on October 6, 2026. Interested parties must submit their responses by the deadline of November 4, 2026.

POSTED

DEADLINE

Structural Steel & Metal FabricationThis subcontract for Structural Steel and Metal Fabrication involves the fabrication and installation of structural steel for prime contractors working on Muhlenberg Township Authority wastewater projects in Berks County, Pennsylvania. The scope of work includes the installation of structural steel and aluminum members, steel floor decking, bar gratings, and pipe and tube railings, as well as specific modifications to generator platforms and the delivery of installed structural supports. The opportunity was posted on October 6, 2026, with a response deadline of November 4, 2026. Classified under NAICS code 238120, the project is managed within Berks County and requires specialized metal fabrication and installation services to support critical wastewater infrastructure.

POSTED

DEADLINE

HVAC and Plumbing Systems InstallationThis subcontract involves the installation of comprehensive HVAC and plumbing systems for prime contractors working on Muhlenberg Township Authority wastewater projects located in Berks County, Pennsylvania. The scope of work includes the delivery of operational systems featuring air handling units, fuel-fired domestic water heaters, cast-iron boilers, and hydronic piping, as well as the installation of commercial plumbing fixtures such as touchless faucets. The opportunity is categorized under NAICS code 238220. Interested parties must submit their responses by the deadline of November 4, 2026, at 4:00 PM. The project was officially posted on October 6, 2026.

POSTED

DEADLINE

Electrical Power & Lighting UpgradesThis subcontract involves electrical power and lighting upgrades for wastewater projects managed by the Muhlenberg Township Authority in Berks County, Pennsylvania. The scope of work includes the installation of 400 amp Main Distribution Panels, 300KW natural gas generators, conduits, LED interior lighting, exit signs, and grinder pump control panels to ensure the facility is fully powered with emergency backup capabilities. The project falls under NAICS code 238210 and is being coordinated through Berks County. Interested parties should note that the response deadline for this opportunity is November 4, 2026.

POSTED

DEADLINE

Wastewater Pump & Control System InstallationThis subcontract opportunity involves the installation of wastewater pumps and control systems for prime contractors working on Muhlenberg Township Authority projects in Berks County, Pennsylvania. The scope of work includes the removal of existing sewage pumps and motors and the installation of new pumps equipped with variable speed drivers, a new pump control system, new channel grinders, and new bypass piping connections to ensure a fully operational wastewater pumping system. The project is categorized under NAICS code 238220. Interested parties must submit their responses by the deadline of November 4, 2026, at 4:00 PM. Further details and submission guidelines can be accessed through the PennBid portal.

POSTED

DEADLINE

Laurel Run PS Pump Replacement and Improvements

Solicitation # 100608.0112

The Laurel Run Pump Station Pump Replacement and Improvements Project for the Muhlenberg Township Authority involves comprehensive mechanical, structural, and electrical upgrades at a facility located in Berks County, Pennsylvania. The scope of work is divided into three contracts covering general, electrical, and HVAC and plumbing services. Key deliverables include replacing sewage pumps and motors with variable speed drivers, installing a new pump control system, replacing the emergency generator, and adding new channel grinders and bypass piping. Structural improvements encompass the replacement of the roof, windows, doors, and hatches, as well as the installation of a new air handling system and a hoist. Electrical work includes new wiring, lighting, and the installation of a 400 amp Main Distribution Panel and a 300KW natural gas generator. All work must be substantially completed within 270 days from the Notice to Proceed. Bids must be submitted exclusively through the PennBid program by 11:00 AM local time on November 4, 2026, and must include a bid security of at least ten percent of the extended bid amount. The contract will be awarded to the qualified, responsive bidder with the lowest total bid price. Required submission documents include the Bid Form, Bid Security, a Sworn Qualification Statement with three years of audited balance sheets, and a Noncollusion Affidavit. The project is governed by EJCDC C-0800 2013 standard forms and requires compliance with the Commonwealth of Pennsylvania Prevailing Wage Act and the Public Works Employment Verification Act. Contractors are prohibited from awarding more than fifty percent of the contract price to subcontractors without prior approval from the Owner. Payment is processed monthly via EJCDC C-620 applications, subject to review by the project Engineer.

POSTED

DEADLINE