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Compare Suffolk County I/A installer prices
Base-price estimates each approved installer submitted to Suffolk County for its SIP Vendor Cost Ranking (rev. 2025-11-06). Pick your home size and leaching scenario.
Prices are the county's published base estimates, not quotes. They exclude sales tax, engineering and design. Actual costs vary with soil, groundwater depth, access and other site conditions. [4-BR] [5-BR] [6-BR]
| Installer | Technology | Base price |
|---|---|---|
| Clear River Environmental Service Corp. | Fuji Clean CEN Series | $15,275 |
| Affordable Cesspool Sewer & Drain Service, Inc. | Fuji Clean CEN Series | $18,850 |
| All Island Excavating Corp. | Fuji Clean CEN Series | $20,500 |
| Direct Drainage, Inc. | Fuji Clean CEN Series | $20,894 |
| Cesspool Pros, LLC | Hydro-Action AN Series (plastic) | $21,070 |
| Shelter Island Sand, Gravel, & Contracting Inc. | Fuji Clean CEN Series | $21,212 |
| Ram Brothers Sitework, LLC | Fuji Clean CEN Series | $21,432 |
| A&A Sewer and Drain Maintenance, Inc. | Fuji Clean CEN Series | $21,575 |
| Oscar’s Rock & Dirt, Inc. | Fuji Clean CEN Series | $22,655 |
| John Willis Co, Inc | Hydro-Action AN Series (plastic) | $22,950 |
| Micro Earth Moving, Inc. | Fuji Clean CEN Series | $23,300 |
| Latham Sand & Gravel, Inc. | Fuji Clean CEN Series | $23,655 |
| TKF Excavation & Demolition, Ltd. | Fuji Clean CEN Series | $23,975 |
| Beltran Cesspools, Inc. | Fuji Clean CEN Series | $23,984 |
| Quackenbush Cesspools | Fuji Clean CEN Series | $24,200 |
| Noyack Trucking & Excavation, LLC. | Fuji Clean CEN Series | $24,247 |
| East End Excavating, Corp. | Fuji Clean CEN Series | $24,400 |
| Bridgewater Environmental Services Inc. | Fuji Clean CEN Series | $24,675 |
| G. Melomo Excavating, Inc. | Fuji Clean CEN Series | $24,935 |
| South Fork Septic Services, Inc. | Fuji Clean CEN Series | $25,130 |
| CMM Sitework, Inc. | Fuji Clean CEN Series | $25,675 |
| JT & GB Construction Corporation | Hydro-Action AN Series (plastic) | $25,831 |
| Squires, Pierson & Sons, Inc. | Fuji Clean CEN Series | $26,600 |
| Ken Rousell, Inc. | SeptiTech STAAR (plastic) | $26,975 |
| Emmons Excavation | Fuji Clean CEN Series | $27,500 |
| Cardo Site Development, Inc. | Fuji Clean CEN Series | $28,275 |
| Manorville Precast Corp. | Norweco Hydro-Kinetic (plastic) | $28,740 |
| Pond Construction Corp | Fuji Clean CEN Series | $31,000 |
| J&C Contracting of East Hampton Inc. | Fuji Clean CEN Series | $31,335 |
| Downs Land Concepts, LLC. | Hydro-Action AN Series (plastic) | $43,650 |
| Brothers Three Cesspools | Hydro-Action AN Series (plastic) | $44,180 |
| Fire Island Plumbing Company, Inc. | Fuji Clean CEN Series | $45,025 |
Showing installers on the current (09-14-2026) approved list only. 6 vendors in the Nov. 2025 ranking are not on the current list and are omitted: Brian V. Klug Landscaper, Inc., Eastern Site Development, Inc., Guillo Contracting, Inc., S&D Mini Excavating, Inc., Siteworx NY Corp., Sivilli Contracting Corp.. 8 current installers were not in the ranking: All Island Plumbing Inc., Danny’s Cesspool Service, Inc., Grantem LLC, KEM Site Development, LLC, Level Landscaping Corp., Mackay Sanitary Solutions, Inc., Morris Cesspool, Sewer and Drain Service, Inc, Sangiovanni Contracting Services, Inc..
Technology nitrogen performance
Suffolk County standards limit I/A OWTS total nitrogen to an average of 19 mg/L. Performance figures the county lists: [cost ranking]
| Technology | Total nitrogen (mg/L) |
|---|---|
| Hydro-Action AN Series (plastic) | 16.9 |
| Hydro-Action AN Series (concrete) | 16.9 |
| Orenco Advantex AX-20 | 16.7 |
| Norweco Hydro-Kinetic (plastic) | 13 |
| Norweco Hydro-Kinetic (concrete) | 13 |
| SeptiTech STAAR (plastic) | 15.8 |
| SeptiTech STAAR (concrete) | 15.8 |
| Fuji Clean CEN Series | 12.7 |
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Sources
- Suffolk County – SIP Vendor Cost Ranking, 4-bedroom home (PDF) — rev. 2025-11-06
- Suffolk County – SIP Vendor Cost Ranking, 5-bedroom home (PDF) — rev. 2025-11-06
- Suffolk County – SIP Vendor Cost Ranking, 6-bedroom home (PDF) — rev. 2025-11-06
- Suffolk County – Approved List of SIP Installers (PDF) — revised 09-14-2026
Last reviewed October 17, 2026. Program rules change; always confirm with Suffolk County Department of Health Services (631-852-5811, [email protected]).