· rebuilt nightly from public records
Riverside Builders Inc holds 10 project permits in New York from the last 12 months (7 in the last 90 days, latest Sep 16, 2026), $7.1M in estimated cost.
10 project permits in New York over the last 12 months, $7.1M in estimated cost, from the permits the NYC Department of Buildings (DOB NOW) publishes: each project, its address and owner, and the trades that pulled permits at the same addresses.
New construction, renovation, structural and demolition permits naming Riverside Builders Inc.
Latest issued Sep 16, 2026As the applicants reported it on these permits.
Electrical, plumbing, mechanical and other firms with permits at the same addresses.
Project permits naming Riverside Builders Inc as general contractor, newest first.
| Issued | Address | Type | Est. cost | Work | Owner |
|---|---|---|---|---|---|
| Sep 16, 2026 | 338 WEST 12 STREET, Manhattan | General construction | $593,200 | Interior modification of an existing multiple family dwelling. | Osprey Point Invesments Xviii, LLC |
| Sep 16, 2026 | 39 EAST 79 STREET, Manhattan | General construction | $1,192,600 | INTERIOR RENOVATION OF EXISTING APARTMENT. DEMOLISH AND CONSTRUCT NON-STRUCTURAL WALLS, DO... | Haussmann Development LLC |
| Sep 16, 2026 | 70 VESTRY STREET, Manhattan | General construction | $329,987 | The proposed work includes the interior renovation of Unit 10W+10N and the combination of ... | – |
| Sep 16, 2026 | 240 PARK AVENUE SOUTH, Manhattan | General construction | $291,600 | RENOVATION OF EXISTING RESIDENCE UNIT 9A/B ON THE 9TH FLOR OF A MULTIPLE DWELLING. THERE I... | – |
| Sep 16, 2026 | 165 CHARLES STREET, Manhattan | General construction | $2,150,000 | Combination of two existing apartments. Minor interior renovation also proposed. No change... | – |
| Sep 16, 2026 | 11 EAST 69 STREET, Manhattan | General construction | $241,864 | Interior Renovation of the 4th floor of an existing two family home. No change to use, occ... | Acuspi NO.1 LTD |
| Sep 16, 2026 | 271 WEST 11 STREET, Manhattan | General construction | $700,000 | Alteration of the existing townhouse. Change of occupancy and egress | – |
| May 8, 2026 | 390 WEST END AVENUE, Manhattan | General construction | $30,000 | Interior renovation of apt. 4J | – |
| Mar 9, 2026 | 11 EAST 69 STREET, Manhattan | General construction | $1,545,825 | Renovation and conversion of an existing two-family home to a single family home. A new ce... | Acuspi NO.1 LTD |
| Dec 12, 2025 | 338 WEST 12 STREET, Manhattan | Structural | $30,000 | Temporary bracing | – |
Firms that pulled a permit at an address where Riverside Builders Inc holds a project permit in the last 12 months.
| Firm | Trade | Permits |
|---|---|---|
| Arcon Plbg Solutions | Plumbing | 8 |
| Master 2 Plumbing & Heating, Inc | Fire protection | 4 |
| Master Plbg And HTG Inc | Fire protection | 2 |
| NEW York Park Plbg&htg Co | Plumbing | 2 |
| Water Dynamic P & H Corp | Plumbing | 1 |
| Citiline Restoration LLC | Other trade | 1 |
| Tower Services Inc | Other trade | 1 |
| Procore Mechanical Corp | Plumbing | 1 |
| Donato Plumbing, Inc | Plumbing | 1 |
| KG Sprinkler Corp | Fire protection | 1 |
| Wawel Plbg And HTG Corp | Plumbing | 1 |
Owners named on its permits (businesses only), by number of permits.
338 WEST 12 STREET, Manhattan (general construction, $593K), issued Sep 16, 2026; 39 EAST 79 STREET, Manhattan (general construction, $1.2M), issued Sep 16, 2026; 70 VESTRY STREET, Manhattan (general construction, $330K), issued Sep 16, 2026.
10 project permits in the last 12 months and 7 in the last 90 days, as published by the NYC Department of Buildings (DOB NOW).
Arcon Plbg Solutions (Plumbing); Master 2 Plumbing & Heating, Inc (Fire protection); Master Plbg And HTG Inc (Fire protection); NEW York Park Plbg&htg Co (Plumbing); Water Dynamic P & H Corp (Plumbing).
Acuspi NO.1 LTD (2 permits); Osprey Point Invesments Xviii, LLC (1 permits); Haussmann Development LLC (1 permits).
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Compiled from public records and refreshed nightly; last updated Nov 5, 2026. Permits are as the city published them; estimated costs are as the applicant reported them and are not contract values. General contractors, trades and owners are named as businesses; no individuals are. Check the source before acting. See something wrong? Tell us and we will correct it.