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21ST CENTURY MECHANICAL, INC. 1448 RT 50 BALLSTON SPA NY 12020 USA

UEI: SLED_CB2950526637E09C

21ST CENTURY MECHANICAL, INC. 1448 RT 50 BALLSTON SPA NY 12020 USA is a federal contractor, registered under UEI SLED_CB2950526637E09C. It has been awarded $29,750 in federal contracts. Primary work spans Plumbing, Heating, and Air-Conditioning Contractors. Top awarding agencies include Department Of Defense.

Contact Information

Registration and classification details

Registration

UEI Code

SLED_CB2950526637E09C

Federal Contracting Overview

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

AI Capability Profile

21st Century Mechanical, Inc. provides specialized services under NAICS 238220, focusing on plumbing, heating, and air-conditioning mechanical contracting. The company has experience supporting the USPFO Activity NYANG. The firm's industry focus is centered on mechanical contracting and HVAC syste...

Key Performance Metrics

Awards Count

1

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

Department Of Defense$29.8K100%

Awards by NAICS

238220 - Plumbing, Heating, and Air-Conditioning Contractors$29.8K100%

Awards by Agency Over Time

Awards by Place of Performance

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Water Pump Replacement

Solicitation # water-pump-replacement

The Cassadaga Job Corps Center in New York is soliciting bids for a water pump replacement project at their Pump House. The scope of work involves removing existing end suction centrifugal pumps and check valves to install a new booster pump system featuring two pumps with variable speed drives and automatic tower fill valves. Additionally, the contractor must provide a hydro pneumatic expansion tank, 3 inch Type L copper piping with sweat fittings, and fiberglass insulation on all piping, concluding with final testing and factory startup. This solicitation is set aside for small businesses, including certified Veteran Owned, Service-Disabled Veteran Owned, Women-Owned, and HUBZone small businesses. Interested parties must submit their responses by November 30, 2026. The project falls under NAICS code 238220, and inquiries can be directed to the primary point of contact, Derrick Dickerson.

Cassadaga Job Corps Center

POSTED

about 6 hours ago

DEADLINE

in about 1 month

WOJC - Multi-Building Plumbing Leak Repair Project

Solicitation # WOJC – Multi-Building Plumbing Leak Repair Project

Education and Training Resources is seeking quotes for a multi-building plumbing leak repair project at the Westover Job Corps Center in Chicopee, Massachusetts. The scope of work includes replacing approximately three linear feet of leaking heat pipe in King Hall and ten linear feet of leaking heat pipe in the Administration Building Wellness Department ceiling. Additionally, the project involves replacing leaking shower P-trap drain pipes in Rooms 123 and 213 and a cracked drain pipe in the pipe chase of Room 216 within the Harris Hall Dormitory. All work must comply with the Massachusetts State Plumbing Code and International Plumbing Code, utilizing new commercial-quality materials that match existing specifications. The selected contractor must provide a one-year equipment and workmanship warranty and is responsible for all site cleanup and damage repairs. Bids are due by October 30, 2026, and must include a detailed cost breakdown, a proposed service schedule, and proof of required Massachusetts licensing. Evaluation is based on qualifications and administrative compliance rather than the lowest bid alone. Mandatory requirements for bidders include an active SAM.gov registration with a Unique Entity ID, a W-9, and certificates of liability insurance. The project is subject to federal regulations, including the Davis-Bacon Act and Service Contract Act, requiring the submission of weekly certified payroll reports. Depending on the final contract value, payment and performance bonds may be required for projects exceeding 35,000 dollars.

Westover Job Corps Center

POSTED

about 6 hours ago

DEADLINE

CBP6585 Bldg. 22 HVAC Replacement

Solicitation # CBP6585

Management & Training Corporation (MTC) is soliciting bids for a fixed-price, single lump sum subcontract to replace the HVAC system in Building 22 at the San Diego Job Corps Center in Imperial Beach, California. The scope of work requires the contractor to provide all labor, materials, and equipment to install one new 5-ton condenser, one 5-ton evaporator coil, and a compatible furnace, along with a new condenser pad, gas connections, fused electrical disconnect, and condensate drain line. The estimated price range for this project is between 0 and 25,000 dollars. Bids are due by October 28, 2026, and must be submitted using the MTC Bid for Lump Sum Contract form, accompanied by a detailed cost breakout, proof of insurance, three references, and a completed supplier packet including a W-9 and self-certification. A physical site visit and signature on the attendance roster are mandatory prerequisites for bid submission. Award will be based on overall best value, with MTC serving as the sole judge of responsiveness. For bids equal to or exceeding 25,000 dollars, contractors must provide a bid bond guarantee of 20 percent of the base bid, and the awarded contractor will be required to provide performance and payment bonds equal to 100 percent of the contract price from a surety with at least an A- rating. The project is subject to the Davis-Bacon Act, requiring compliance with prevailing wage rates and certified weekly payroll. Additionally, contractors must adhere to OSHA safety standards, provide necessary personal protective equipment, and comply with federal regulations regarding the Buy American Act and trafficking in persons. Final acceptance of the work is contingent upon inspection and approval by the San Diego Job Corps Center Facilities and Maintenance Department.

San Diego Job Corps Center

POSTED

about 6 hours ago

DEADLINE

in about 17 hours

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 located in Kentucky. The scope of work includes inspecting, repairing, and replacing various components across eight exhaust fans, specifically addressing failed louver actuators, control transformer fuses, and contactor coils, as well as replacing motors for fans 1, 2, and 4, and providing a new motor, blade, and guard for fan 5. Contractors must ensure all equipment is fully operational and provide all necessary training and maintenance manuals upon completion. This solicitation is set aside for small businesses, including VOSB, SDVOSB, WOSB, and HUBZone certified entities. Award will be granted to the responsible offeror who is technically acceptable and provides the lowest price. Proposals must include detailed labor and material cost breakdowns, evidence of Kentucky state licensing and registration, and proof of bonding capability. The project is subject to Davis-Bacon Act labor standards, requiring the submission of weekly certified payroll with every invoice. Performance is governed by FAR regulations, and final payment is contingent upon satisfactory performance and the delivery of lien releases from all subcontractors and suppliers. Quotes are due by October 30, 2026.

Muhlenberg Job Corps Center / Insights Training Group LLC

POSTED

about 6 hours ago

DEADLINE

Keystone Job Corps HVAC Units Maintenance

Solicitation # keystone-job-corps-hvac-units-maintenance

Keystone Job Corps is soliciting proposals for annual preventative maintenance on 46 HVAC units located in Pennsylvania. The scope of work includes cleaning all condenser coils, replacing filters and belts, and performing operational verification by service technicians. The units are distributed across several campus areas, including 32 units in the dorms, 4 in recreation, and 3 each in the dining hall, culinary, and academic buildings, with one unit in the welcome center. This solicitation is set aside for small businesses under NAICS code 238220. Interested parties must submit their responses by October 30, 2026. The primary point of contact for this opportunity is Anthony Abreu.

Keystone Job Corps

POSTED

about 6 hours ago

DEADLINE

ACT-0124-00 BNATCS: Installation of two (2) existing Chillers Bldg. 366 at the Willima J. Hughes Technical Center, Atlantic City, NJ

Solicitation # act-0124-00-bnatcs-installation-two-2-existing-chillers-bldg-366-willima-j-hughes-technical-center

This solicitation, managed by PTSI Managed Services Inc., involves the installation of two existing chillers at Building 366 of the William J. Hughes Technical Center in Atlantic City, New Jersey. The scope of work encompasses the installation of electrical power, control interface connections, and chilled water piping, as well as the final start-up of the equipment. The estimated magnitude of construction for this project is between 250,000 and 500,000 dollars. The project is designated as a small business set-aside, welcoming bids from SBA certified Veteran Owned, Service-Disabled Veteran Owned, Women-Owned, and HUBZone small businesses. The primary NAICS code associated with the requirement is 238220. Interested parties must submit their responses by the deadline of November 18, 2026.

PTSI Managed Services Inc.

POSTED

about 6 hours ago

DEADLINE

Centennial Dry Sprinkler System & Compressor Replacement Services

Solicitation # centennial-dry-sprinkler-system-compressor-replacement-services

Management & Training Corporation (MTC) is soliciting bids for a fixed-price, single lump sum subcontract to provide dry-type sprinkler system and compressor replacement services at the Centennial Job Corps Center in Nampa, Idaho. The project scope focuses on eliminating system leaks and replacing failing infrastructure in the Men's Dormitory (Building CM), Women's Dormitory (Building CW), and Recreation building (Building D) to prevent equipment wear from compressor short-cycling. Work includes the demolition and removal of existing distribution piping networks and compressors, as well as the installation of new systems in accordance with NFPA 25 (2023 Edition) and OEM specifications. The awarded contractor must complete all work within 30 consecutive business days following a written Notice to Proceed. Bids are due by December 1, 2026, and must be based on an overall best-value evaluation. A mandatory physical site visit and signature on the attendance roster are required prior to bid submission. For bids equal to or greater than $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 an A-rated surety. Required submission documents include a detailed cost breakout, proof of insurance, and a Wage Certification. The project is subject to various federal regulations, including Davis-Bacon Act prevailing wage rates for Idaho, FAR 52.222-4 overtime standards, and the submission of SF 1413 forms. This opportunity is set aside for HUBZone, Woman-owned, and Service-Disabled Veteran-owned small businesses.

Management & Training Corporation/Centennial Job Corps Center

POSTED

about 6 hours ago

DEADLINE

in about 1 month

Dorm Hot Water Tank Replacement – Glenmont Job Corps Center – S26-006

Solicitation # S26-006

Adams and Associates, Inc. is seeking qualified mechanical and plumbing contractors for a subcontracting project at the Glenmont Job Corps Center in Glenmont, New York. The scope of work involves the removal and disposal of four existing 505-gallon domestic hot water storage tanks and the installation of four new 500-gallon insulated storage tanks, four new heat exchangers, and one bronze Bell and Gossett circulator pump in the North Dormitory. The project includes all necessary piping modifications, electrical disconnections and reconnections, insulation, rigging, and the provision of temporary hot water arrangements to ensure the Center remains operational during the estimated construction period of two and a half to three weeks. Proposals are due by November 9, 2026, at 4:00 PM ET, following a pre-proposal site walkthrough on October 29, 2026. Award decisions will be based on a weighted evaluation of price (60 percent), quality (20 percent), past performance (10 percent), and schedule (10 percent), with the lowest price not guaranteeing an award. Selected contractors must comply with New York State statutory insurance requirements, Davis-Bacon prevailing wage determinations, and strict site security and safety protocols, including a prohibition on fraternization with students. Payment terms are Net 30 days upon completion and receipt of invoice.

Adams and Associates, Inc.

POSTED

about 6 hours ago

DEADLINE

MJCC HVAC BLD. 1403-04 B HALL

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

Insights Training Group, LLC is soliciting fixed-price quotes for an HVAC project at the Muhlenberg Job Corps Center in Kentucky, specifically for Building 1403-04 B Hall. The scope of work requires the contractor to furnish and install two 4-ton twinned split systems featuring 17 SEER minimum Trane condensing units, 95% AFUE high-efficiency gas furnaces, and R-454B refrigerant. Additional requirements include the installation of matching indoor evaporator coils, new refrigerant line sets, a Honeywell Pro 8000 programmable thermostat with a remote sensor, and necessary condensate drain piping and pumps. The project must be completed within 45 days of award, with all work adhering to manufacturer specifications, local codes, and OSHA and EPA regulations. To be considered technically acceptable, offerors must be registered and licensed in the State of Kentucky, verified through the SAM portal, and provide a minimum 90-day bid guarantee. Submissions must include a detailed fixed-price quote, a completed W-9, a New Vendor Profile, and proof of the ability to secure performance and payment bonding. Award will be granted to the responsible offeror with a technically acceptable quote at the lowest price. Contract administration requires strict adherence to the Davis-Bacon Act and Certified Payroll Wage Rate requirements, with weekly certified payroll and a signed Statement of Compliance required for invoice acceptance. Contractors must provide proof of insurance before starting work and maintain Material Safety Data Sheets for all products used on-site. Final payment is contingent upon satisfactory performance, a substantial completion walk-through with the center director, and the delivery of lien releases from all subcontractors and suppliers. Quotes are due by October 30, 2026, at 5:00 pm.

Muhlenberg Job Corps Center / Insights Training Group LLC

POSTED

about 6 hours ago

DEADLINE

Roswell JCC – Male Dormitory Bldg. Water Source Heat Pump Replacement (20 units)

Solicitation # roswell-jcc-male-dormitory-bldg-water-source-heat-pump-replacement-20-units

The Career Systems Development Corporation is soliciting proposals for the total replacement of twenty ceiling-mounted water source heat pumps at the Roswell Job Corps Center Male Dormitory Building 558 in New Mexico. The scope of work involves the removal and off-site disposal of twenty failed units and the installation of new Bosch 1-ton units or an equivalent model. The installation must include all necessary ducting, electrical, gas, thermostat wiring, flexible hoses, and pressure valves. Additionally, the contractor must install smoke dampers with fusible links in all vents leading into the plenum and ensure all materials used within the plenum are plenum-rated. All work must comply with NFPA 101, NFPA 70, and all applicable plumbing, mechanical, and building codes. This solicitation is set aside for small businesses, including VOSB, SDVOSB, WOSB, and HUBZone certified firms. The project is subject to the Davis Bacon Act Wage Determination NM20260014, requiring the submission and approval of weekly certified payroll reports prior to invoice payment. Proposals exceeding 100,000 dollars will require payment and performance bonding for 100 percent of the contract value upon award. Submissions must include a safe work process, detailed costs for labor and materials, equipment cut sheets, warranty information, and a proposed payment schedule. Final deliverables include the delivery of operation manuals to the Facility Manager upon project completion.

Career Systems Development Corporation

POSTED

about 6 hours ago

DEADLINE

Exeter Job Corps Boiler Room Pump Replacement

Solicitation # exeter-job-corps-boiler-room-pump-replacement

The Exeter Job Corps is seeking a qualified contractor for the replacement of boiler room pump number two. The project requires the installation of a new TACO pump model TACF1511, along with the integration of new valves, fittings, gauges, and thermo-wells. Work will be performed in Rhode Island under NAICS code 238220. Eligible bidders must be licensed, insured, and possess an active UEI registration. This solicitation is set aside for small businesses, including certified Veteran Owned, Service-Disabled Veteran Owned, Women-Owned, and HUBZone small businesses. Interested parties must submit their responses by November 6, 2026.

Exeter Job Corps

POSTED

about 6 hours ago

DEADLINE

WOJC – Buried Domestic Hot Water (DHW) Pipe Repair

Solicitation # wojc-buried-domestic-hot-water-dhw-pipe-repair-0

Education and Training Resources is seeking quotes for a subcontracting opportunity to repair buried domestic hot water piping at the Westover Job Corps Center in Chicopee, Massachusetts. The scope of work involves providing all labor, materials, equipment, and supervision to locate, remove, and repair compromised piping up to 4 inches in diameter at two specific locations: behind Singletary Hall and on the east side of Harris Hall. The project requires excavation and insulation, with all work performed according to industry standards, OSHA regulations, and applicable construction codes. Bids must be submitted by November 6, 2026, and should include a detailed cost breakdown, a proposed service schedule, and proof of required Massachusetts licensing. This solicitation is open to various small business designations, including VOSB, SDVOSB, WOSB, and HUBZone. Award selection is at the sole discretion of ETR and is not based solely on the lowest bid. Winning bidders must maintain an active SAM.gov registration and a Unique Entity ID. Compliance requirements include adherence to the Davis-Bacon Act or Service Contract Act for prevailing wages, submission of weekly certified payroll reports, and the provision of a signed punch list and warranties for project closeout. Depending on the total project value, payment and performance bonds may be required for contracts exceeding 35,000 dollars. Required submission documents include a W-9, Vendor Acknowledgement Form, Certificates of Insurance, and Anti-Lobbying and FFATA certifications where applicable.

Westover Job Corps Center

POSTED

about 6 hours ago

DEADLINE

WOJC - Amana PTAC Coil Replacement

Solicitation # WOJC - Amana PTAC Coil Replacement (Administration Building)

Education and Training Resources is seeking quotes for a subcontracting opportunity to replace leaking coils in two Amana Packaged Terminal Air Conditioner (PTAC) units at the Westover Job Corps Center Administration Building in Chicopee, Massachusetts. The units are located in the first-floor conference room and the third-floor CTR classroom. The selected contractor must provide all labor, materials, and supervision to recover refrigerant per EPA Section 608, install genuine Amana OEM or approved equivalent coils, and verify the operational status of cooling, heating, airflow, and condensate drainage. A one-year equipment and workmanship warranty is required, and all work must comply with the International Mechanical Code, Massachusetts state and local codes, and OSHA safety standards. Bids are due by October 30, 2026, and a mandatory site walkthrough is scheduled for October 22, 2026. To be considered, bidders must submit a completed bid sheet with a detailed cost breakdown, a proposed service schedule, Massachusetts licensing and credentials, certificates of insurance, and a completed vendor packet including a W-9 and Vendor Acknowledgement Form. The winning bidder must maintain an active SAM.gov registration and a Unique Entity ID (UEI). Award selection is at the sole discretion of ETR and is not based solely on the lowest bid. Depending on the project value, bonding requirements may apply: a 100 percent payment bond for projects between 35,000 and 150,000 dollars, and both 100 percent performance and payment bonds for projects exceeding 150,000 dollars.

Westover Job Corps Center

POSTED

about 6 hours ago

DEADLINE

DETROIT JCC-2026-41 – PLUMBING, HEATING, COOLING & ELECTRICAL

Solicitation # detroit-jcc-2026-41-plumbing-heating-cooling-electrical

Serrato Corporation is seeking a licensed contractor to provide ongoing plumbing, heating, cooling, and electrical services for the Detroit Job Corps located at 11801 Woodrow Wilson in Detroit, Michigan. This solicitation, identified as detroit-jcc-2026-41, falls under NAICS code 238220 and is specifically set aside for small businesses, including certified veteran-owned, service-disabled veteran-owned, women-owned, and HUBZone small businesses. Interested parties must submit their responses by the deadline of May 31, 2027. The primary point of contact for this opportunity is Toni Robinson. This contract ensures the continued maintenance and operational efficiency of the facility's essential mechanical and electrical systems.

Serrato Corporation

POSTED

about 6 hours ago

DEADLINE

CBP6729 Cafeteria Dishwasher Replacement

Solicitation # CBP6729

Management & Training Corporation (MTC) is soliciting bids for a fixed-price, single lump sum subcontract to replace a commercial conveyor dishwashing system at the San Diego Job Corps Center in Imperial Beach, California. The project involves the removal and disposal of an existing Stero STPCW-ER-20 dishwasher and the installation of a new commercial-grade system capable of supporting meal services for up to 600 people, three times daily. The estimated contract value ranges from 25,000 to 100,000 dollars. Bidders must conduct a mandatory physical site visit and submit their proposals by November 9, 2026. Award decisions will be based on overall best value, with MTC serving as the sole judge of responsiveness. Required submission materials include the MTC Bid for Lump Sum Contract form, a detailed cost breakout on company letterhead, and comprehensive equipment specifications, including manufacturer cut sheets and a project schedule. For bids equal to or greater than 25,000 dollars, a bid bond guarantee of 20 percent of the base bid is required, and the awarded contractor must provide performance and payment bonds from a surety company with at least an A- rating. The contract is subject to strict federal compliance standards, including the Construction Wage Rate Requirements (formerly Davis-Bacon Act) for prevailing wages and various FAR clauses regarding small business utilization, Buy American supplies, and security requirements. Payment is subject to a 10 percent retainage until substantial completion and acceptance by the Facilities & Maintenance Manager. Final acceptance is contingent upon successful operational and sanitation testing, the resolution of all punch list items, and compliance with applicable health regulations.

San Diego Job Corps Center

POSTED

about 6 hours ago

DEADLINE

CBP#8911 Fire Suppression Repairs

Solicitation # CBP#8911

Management and Training Corporation (MTC) is seeking bids for a subcontracting opportunity, solicitation CBP#8911, to perform fire suppression system repairs at the Edison Job Corps Center in Edison, New Jersey. The scope of work includes repairing fire backflow preventer assemblies in the Culinary Building, replacing approximately 21 linear feet of deteriorated 4-inch sprinkler pipe in the Women’s Dormitory, and replacing leaking 1.5-inch sprinkler branch lines in the Wellness Center. All work must adhere to NFPA standards, state and local fire codes, and OSHA requirements. The project is a lump sum contract with an estimated value between $25,000 and $100,000, and awards will be based on overall best value. Bids are due by November 2, 2026, and must be submitted via email with a detailed bid breakout and a signed bid sheet. A physical site visit and signature on the attendance roster are mandatory prerequisites for bidding. For bids of $25,000 or more, a bid bond of 20% is required at the time of submission, and the awarded contractor must provide performance and payment bonds equal to 100% of the contract price. This is a small business set-aside opportunity under NAICS 238220. Contractors must comply with the Davis-Bacon Act and updated wage determinations for Middlesex County, submit weekly certified payroll reports, and provide a UEI number. Additional requirements include the submission of SF 1413 and adherence to various FAR clauses regarding small business utilization, foreign purchase restrictions, and first-tier subcontractor reporting for awards over $40,000.

Edison Job Corps

POSTED

about 6 hours ago

DEADLINE

Water Main Booster Pump Preventative Maintenance

State of Rhode Island

POSTED

about 11 hours ago

DEADLINE

in about 1 month

Private Gas Main Inspection and Operation

State of Rhode Island

POSTED

about 11 hours ago

DEADLINE

in about 1 month