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Request for Bids/Proposals
Notices of current RFBs and RFPs are available below.
To request additional information regarding the RFB/RFP’s email Simone George.
You may also reach her by telephone at (302) 739-5361 or fax (302) 739-4287.
Please click the Contract Number to read or print the entire Notice.
- Businesses who have subscribed to the vendor list are notified by email or fax whenever a Request for Bid/Proposal has been issued for the commodity or service offered by the vendor. This notification is provided as a courtesy only. Because DSWA cannot guarantee that all electronic versions will be sent out, we urge you to check the local legal notices and our website, www.dswa.com for Request for Bids/Proposals
- DSWA does not engage in the practice of selling mailing lists to a third party. All information provided will be for the sole purpose of DSWA’S Requests for Bids and Proposals and DSWA’S staff only. The information provided will be kept confidential.
Current Requests for Bids
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C-26-938-ND Replacement of Fire Suppression System in Building 4 at the DRC
- Contract No.: C-26-938-ND
- Posted: 03/09/2026
- Due: 04/02/2026
- Addenda: 0
- Planholders
Company Address Phone Fax Ventresca Bros., Inc. New Castle, DE 302-658-6436 Tustin Fire Solutions Montgomeryville, PA 215-345-8066 Immix Fire Protection Newark, DE 302.293.6822 Independence Fire Sprinkler Company LLC Lester, PA 267-625-9158 AFP Inc. 484-678-2442 Construct Connect 513-458-5892 Construction Information Systems Kinnelon, NJ 973.492.0509 Dodge Construction Network* Grand Prairie, TX 844.326.3826 - Results
Company Location Bid Amount
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C-25-920-NCNP CHERRY ISLAND LANDFILL AND PIGEON POINT LANDFILL MANHOLE REHABILITATION – PHASE 2
- Contract No.: C-25-920-NCNP
- Posted: 03/03/2026
- Due: 04/14/2026
- Addenda: 2
- Planholders
Company Address Phone Fax PKF Mark III Inc. Newtown, PA 610.574.3627 Construction Information Systems Kinnelon, NJ 973.492.0509 Dodge Construction Network Grand Prairie, TX 844.326.3826 Prime Vendor, Inc. Wilmington, NC 910.794.2856 JPC Group, Inc. Blackwood, NJ 856.232.0400 Core and Main Newark, DE 878-880-0791 Construct Connect 513-458-8690 SWERP Inc. Bristol, PA 215-785-2242 A & W Coatings Alpharetta, GA 774-283-3993 Holland Pump Trevose, PA 215-322-4280 BLD Services, LLC Kenner, LA 443-534-6915 Rain for Rent Monroeville, NJ 610-349-2956 Aramorock Boulder City, NV 725-301-4601 Reybold Bear, DE 609-202-4112 Apex Rockville, MD 301.417.0200 PIM Corporation Middlesex, NJ 609-202-4112
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C-25-934-NC Upgrades to the Cherry Island Landfill Gas Plant
- Contract No.: C-25-934-NC
- Posted: 11/25/2026
- Due: 04/09/2026
- Addenda: 9
- Planholders
Company Address Phone Fax NovaTech Sainte-Julie, QC J3E1Z4, Canada 315.813.7887 Atlantic Lining Company, Inc. Eastampton, NJ (609)-468-4785 Construction Information Systems Kinnelon, NJ 973.492.0509 Ryan Equipment Sales Philadelphia, PA (267) 640-5349 Superior Electric Wilmington, DE (302) 658-5949 Core and Main Northeast 919.880.0402 ISCO Industries Louisville, KY 502.612.0948 Construct Connect New Castle, DE 513.458.8690 PKF Newtown, PA 610-574-3627 Greggo & Ferrara Inc. New Castle, DE 302.658.5241 Harnden Group, LLC Harrisburg, PA 717.790.9843 Long Fence Capital Heights, MD 301-350-2400 Stark Tech Tonawanda, NY 716.435.3416 I.D. Griffith Mechanical Contractors Wilmington, DE 302.656.8253 Battaglia Electric, Inc. (BEI) New Castle, DE 302-325-6100
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O-25-932-NC Operations and Installation Services at the Cherry Island Landfill and Maintenance at the Pigeon Point Landfill
- Contract No.: O-25-932-NC
- Posted: 11/04/2025
- Due: 12/09/2025
- Addenda: 2
- Planholders
Company Address Phone Fax Construction Information Systems Kinnelon, NJ 973.492.0509 Greggo & Ferrara Inc. New Castle, DE 302.658.5241 Construct Connect 513.458.8690 GRÄS Lawn Lakewood, NJ 302-272-1690 Lee Supply Co. Charleoi, PA 800.353.3747 Waste Management Dover, DE 302.420.0142 Republic Services West Grove, PA 610-476-6364 Carr & Duff Huntingdon Valley, PA 215.328.2440 Tetra Tech Newark, DE 732.314.8671 Mason Building Group Newark, DE 302-304-2762 Kinsley Construction 443-553-4019 Prime Vendor Inc. Wilmington, NC 910-805-9630 SCS Engineers Denver, PA (610) 568-9034 A-Del Construction 302.453.8286 Rain For Rent Monroeville, NJ 610.349.2956 Allan Myers 410.776.2004 - Results
Company Location Bid Amount Greggo & Ferrara Inc. New Castle, DE $31,203,000.00
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C-24-897-SS Construction of Cell 6 at the Southern Solid Waste Management Center
- Contract No.: C-24-897-SS
- Posted: 04/23/2025
- Due: 12/11/2025
- Addenda: 8
- Planholders
Company Address Phone Fax Hallaton Sparks, MD 442-212-1604 Allan Myers MD, Inc. Fallstown, MD 410-776-2004 A & W Maintenance & Coatings LLC Alpharetta, GA 774-283-3993 David A Bramble Inc. Chestertown, MD 410-778-3023 SCS Field Services Reston, VA 571-643-4324 ISCO Industries, Inc. Louisville, KY 502-269-4206 Harnden Group, LLC Harrisburg, PA 717-790-9843 Richard E. Pierson Construction Co., Inc. Pilesgrove, NJ 856-624-6165 Adel Construction Newark, DE 302-453-8286 22 Group Bethlehem, PA 610-417-8690 Mid-Atlantic Palmyra, PA 740-335-2019 Alco Inc. USA Eastampton, NJ 609-723-2400 Core and Main 919.880.0402 Bunnell Lammons Engineering Greenville, SC 864.288.1265 Wyndam Construction, LLC. Turnersville, NJ 856.207.3037 Diamond Materials Newport, DE 302-658-6524 Kinsley Construction Dagsboro, DE 302-233-2165 A-Del Construction Millsboro, DE 443-880-3165 Rain for Rent Monroeville, NJ 856-881-6162 DXI Construction Churchville, MD 410-879-8055 Superior Electric Wilmington, DE 302.658.5949 Global Containment Solutions Ixonia, WI 262.893.3758 Atlantic Contracting & Material Co., Inc Upper Marlboro, MD 703.881.6255 AMD Solutions, Inc. Harrisburg, NC 704.996.0222 PWXPress Jacksonville, FL 408.676.8941 Dodge Construction Network* Grand Prairie, TX 844.326.3826 Blackridge Research & Consulting Hyderabad, India 917.993.7467 CMJ Fence & Security, LLC 302-384-0334 Berg Construction Morgantown, PA (610) 913-0076 Greggo & Ferrara Inc. New Castle, DE 302.658.5241 Lee Supply Inc. Charleroi, PA 1.800.353.3747 Diamond Electric, Inc Dover, DE 302-697-3296 Whel-Tech Inc. (App 4 Water) 410-744-9040 Ryan Equipment Sales Philadelphia, PA (610) 252-6161 Lywood Federalsburg, MD 443-434-3816 Atlas Copco Compressors LLC (727) 340-5285 Superior Tank Co., Inc. Rancho Cucamonga, CA (909) 912-0580 Continuum Environmental Services Ltd. Richfield, OH 859-415-5827 David G. Horsey & Sons Laurel, DE (302) 875-9638 Novus Engineering Bastrop, TX 512.659.9401 Fortline Waterworks Frankford, DE 443-966-1685 - Results
Company Location Bid Amount Allan Myers Fallston, MD $22,425,555.00 R.E. Pierson Woodstown, NJ $24,413,689.00 DXI Construction Churchville, MD $28,362,492.50 Diamond Materials, LLC Newport, DE $27,820,442.00 Adel Construction Newark, DE $27,745,210.00 Kinsley Construction Dagsboro, DE $29,545,097.50 Harnden Group Harrisburg, PA $23,495,000.00
Current Requests for Proposals
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O-24-914-NT, O-24-915-CM, O-24-916-SR - OPERATIONS OF THE PINE TREE CORNERS, MILFORD AND ROUTE 5 TRANSFER STATIONS
- Contract No:: O-24-914-NT, O-24-915-CM, O-24-916-SR
- Posted: 11/19/2025
- Due: 01/21/2026
- Addenda: 2
- Planholders
Company Address Phone Fax Greggo & Ferrara Inc. New Castle, DE 302.658.5241 Independent Operators Newark, DE 302.420.1770 Republic Services West Grove, PA 610-476-6364 Waste Masters Solutions New Castle, DE 302.319.6924 Waste Management Newtown, PA (860) 250-6705 A-Del Construction Newark, DE 443.880.3165 Construction Information Systems Kinnelon, NJ 973.492.0509 Construct Connect 7198210662 Voyager Trucking Newark, NJ 923.589.3444 MWS Logistics Carnesville, GA 719.821.0662 Bousum Trucking Chambersburg, PA 908.489.6548
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S-24-917-SW - HAULING OF MATERIALS FROM THE PINE TREE CORNERS, MILFORD, AND ROUTE 5 TRANSFER STATIONS
- Contract No:: S-24-917-SW
- Posted: 11/19/2025
- Due: 01/21/2025
- Addenda: 2
- Planholders
Company Address Phone Fax Greggo & Ferrara Inc. New Castle, DE 302.658.5241 Independent Operators Newark, DE 302.420.1770 Waste Masters Solutions New Castle, DE 302-319-6924 A-Del Construction Newark, DE 443.880.3165 NovaTech Sainte-Julie, QC J3E1Z4, Canada 315.813.7887 MWS Logistics Carnesville, GA 864-527-0447 Voyager Trucking Newark, NJ 923.589.3444 Imara Freight Bear, DE 302-559-6384 Republic Services West Grove, PA 610.476.6364 Bosum Trucking Chambersburg, PA 908.489.6548 White Line Transfer LLC. Rehoboth Beach, DE 302.683.4796
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S-25-929-NC - GEOTECHNICAL MONITORING SERVICES FOR THE CHERRY ISLAND LANDFILL
- Contract No:: S-25-929-NC
- Posted: 10/14/2025
- Due: 11/18/2025
- Addenda: 1
- Planholders
Company Address Phone Fax Geosyntec Consultants Columbia, Maryland 410.381.4333 Johnson, Mirmiran & Thompson, Inc. Newark, DE 302.273.6339 GFT, Inc. Mechanicsburg, PA 717.763.7211 NovaTech Sainte-Julie, QC J3E1Z4, Canada 315.813.7887 ECS MID ATLANTIC, LLC Chantilly, VA 703.471.8400 HILLIS-CARNES ENGINEERING ASSOCIATES Sparks, MD 410.880.4788 Terracon Moorestown, NJ 610.416.5547 Kleinfelder Hamilton NJ 609.584.5271 Aardvark Geotechnical Engineering & Testing, Inc. Wilmington, DE 978-650-2990
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S-25-927-SW - STATEWIDE ELECTRONIC GOODS RECYCLING PROGRAM
- Contract No:: S-25-927-SW
- Posted: 09/16/2025
- Due: 10/14/2025
- Addenda: 1
- Planholders
Company Address Phone Fax Greenchip Fredericksburg, Virginia 848.828.0005 Reworld Chester, PA 973.610.6824 Eldredge Inc. West Chester, PA 610.436.4749 EACR, Inc Chantilly, Virginia 703-574-0016 Securis West Grove, PA (866) 620-8434 Nerdit Now Wilmington, DE 302.482.5979 Sycamore West Grovee, PA 866.620.8434 NovaTech Sainte-Julie, QC J3E1Z4, Canada 315.813.7887 Iron Mountain 303-807-4800 GDI Trading Elizabeth, NJ 888.380.8206 Deltek, Inc. Herndon, VA 800.456.2009 Seven Outsource Newark, DE 315.308.7852 CyberCrunch Greensburg, PA 215-967-4926 Lexington Computer Recycling, LLC Versailles, KY 859-533-5835 Pedal Point Recycling New York, NY (202) 870-0998 Green Wave Electronics Parsippany, NJ 201.743.8636
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S-25-919-NPNC - Environmental Monitoring Services for the Pigeon Point and Cherry Island Landfills
- Contract No:: S-25-919-NPNC
- Posted: 07/01/2025
- Due: 08/19/2025
- Addenda: 2
- Planholders
Company Address Phone Fax ARM Group West Chester, PA 610-350-3935 ALS Global Middletown, PA 717-944-5541 Montrose Environmental Wilmington, DE 302-234-4400 TTI Environmental Morristown, NJ 856-840-8800 Barton & Loguidice Annapolis, MD 443-949-0106 GEI Consultants Mt. Laurel, NJ 856-291-5716 Allied Solution Enterprise Carmel, IN 877-328-4432 BATTA Environmental Associates, Inc. Newark, DE 855.862.2882 Mid-Atlantic Environmental Laboratories, Inc. New Castle, DE 302.654.1340 Johnson, Mirmiran & Thompson, Inc. Newark, DE 302-273-6339 McKim & Creed Landmark Science & Engineering Newark, DE 302.323.9377 Eurofinsus Lancaster Lab Lancaster, PA 717.803.1204 Envirosure Inc. Malvern, PA 610.696.8980 WSP Washington, DC