| Company | Location | Certifications | Credential Score | License # |
|---|---|---|---|---|
| A H Hoffmann LLC | Neptune City Boro, NJ | Cathodic Protection SpecialistClosureInstallation-Entire UST SystemSubsurface EvaluationTank Testing | 91 | US218006 |
| A&J Construction Co | Farmingdale Boro, NJ | ClosureInstallation-Entire UST SystemSubsurface Evaluation | 73 | US00462 |
| Applied Earth Solutions Inc | Aberdeen Twp, NJ | ClosureSubsurface Evaluation | 63 | US01299 |
| Argent Associates | Wall Twp, NJ | Cathodic Protection SpecialistClosureHHO Subsurface EvaluationInstallation - RepairInstallation-Entire UST SystemTank Testing | 100 | US1147460 |
| At Cameron Pg | Middletown Twp, NJ | ClosureSubsurface Evaluation | 63 | US470080 |
| Aurora Environmental Inc | Keyport Boro, NJ | ClosureInstallation-Entire UST SystemSubsurface EvaluationTank Testing | 82 | US00909 |
| Bluewater Environmental Associates LLC | Howell Twp, NJ | ClosureSubsurface Evaluation | 63 | US526687 |
| Chapman Inc Dba Chapman Env Ser Inc | Eatontown Boro, NJ | Subsurface Evaluation | 54 | US1022188 |
| Charles J Hoffmann Jr & Son LLC | Wall Twp, NJ | Cathodic Protection TesterClosureInstallation-Entire UST SystemTank Testing | 82 | US302506 |
| Cilli Environmental Group LLC | Howell Twp, NJ | ClosureInstallation-Entire UST SystemSubsurface EvaluationTank Testing | 82 | US01189 |
| Danco Environmental Services Inc | Marlboro Twp, NJ | ClosureSubsurface Evaluation | 63 | US632248 |
| Enviro-Tech Services Inc | Farmingdale Boro, NJ | ClosureSubsurface Evaluation | 63 | US1029230 |
| Environmental Management Associates Inc | Farmingdale Boro, NJ | ClosureInstallation-Entire UST SystemSubsurface EvaluationTank Testing | 82 | US00712 |
| Envirotactics Inc | Wall Twp, NJ | ClosureSubsurface Evaluation | 63 | US00861 |
| Firstech Environmental Inc | Wall Twp, NJ | ClosureSubsurface Evaluation | 63 | US00971 |
| French & Parrello Associates Pa | Wall Twp, NJ | Subsurface Evaluation | 54 | US00126 |
| George Harms Construction Co Inc | Howell Twp, NJ | Cathodic Protection SpecialistClosureInstallation-Entire UST SystemSubsurface EvaluationTank Testing | 91 | US421111 |
| Hoffmann Kerber Associates LLC | Neptune City Boro, NJ | Cathodic Protection SpecialistClosureInstallation-Entire UST SystemSubsurface EvaluationTank Testing | 91 | US218004 |
| J & L Consultants | Howell Twp, NJ | ClosureSubsurface Evaluation | 63 | US00787 |
| Lisko Environmental LLC | Belmar Boro, NJ | Closure | 54 | US965987 |
| Martin & Brown Fuel Inc T/A Asi | Matawan Boro, NJ | ClosureSubsurface Evaluation | 63 | US00603 |
| Mercury Environmental | Manasquan Boro, NJ | ClosureSubsurface EvaluationTank Testing | 73 | US479734 |
| Michael Marra Inc | Holmdel Twp, NJ | ClosureInstallation-Entire UST System | 63 | US00275 |
| Midatlantic Engineering Partners | Wall Twp, NJ | Cathodic Protection SpecialistClosureInstallation-Entire UST SystemSubsurface EvaluationTank Testing | 91 | US718362 |
| Najarian Associates | Eatontown Boro, NJ | ClosureInstallation-Entire UST SystemSubsurface EvaluationTank Testing | 82 | US00816 |
| New Fields Princeton LLC | Red Bank Boro, NJ | ClosureSubsurface Evaluation | 63 | US01224 |
| Partner Assessment Dba Partner Eng & Science | Eatontown Boro, NJ | Subsurface Evaluation | 54 | US617489 |
| Poland Environmental Consulting LLC | Monmouth Beach Boro, NJ | Cathodic Protection SpecialistClosureInstallation-Entire UST SystemSubsurface EvaluationTank Testing | 91 | US785529 |
| Rosario Contracting Corporation | Long Branch City, NJ | ClosureInstallation-Entire UST SystemSubsurface EvaluationTank Testing | 82 | US500186 |
| S&H Industries LLC | Brielle Boro, NJ | ClosureSubsurface Evaluation | 63 | US529313 |
| Shore Systems Group LLC | Millstone Twp, NJ | Closure | 54 | US700384 |
| Soil Science LLC | Monmouth Beach Boro, NJ | ClosureHHO Subsurface Evaluation | 38 | US755099 |
| T&M Associates | Middletown Twp, NJ | ClosureInstallation-Entire UST SystemSubsurface Evaluation | 73 | US00314 |
| Vanasse Hangen Brustlin, Inc. | Manasquan Boro, NJ | Subsurface Evaluation | 54 | US00295 |
34 companies in the NJDEP UST certification program are based in Monmouth County as of 2026-07-17. Companies based elsewhere in New Jersey also commonly serve the county.
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