November 2018
The ENR New York Top Design Firms list, published annually, ranks the largest U.S.-based designs firms, both publicly and privately held, based on design-specific revenue.

More detailed information on the Top Specialty Contractors:
ENR New York Top Specialty Contractors main rankings
Related Article:
ENR New York Specialty Contractors Survey 2018: Firms See Steady Business
| RANK | FIRM | $ MIL. |
|---|---|---|
| 1 | EMCOR GROUP INC. | 660.33 |
| 2 | FIVE STAR ELECTRIC CORP. | 471.98 |
| 3 | E-J ELECTRIC INSTALLATION CO. | 429.00 |
| 4 | WDF INC. | 293.28 |
| 5 | O'CONNELL ELECTRIC CO. | 220.01 |
| 6 | ENCLOS CORP. | 175.00 |
| 7 | W&W GLASS LLC | 150.00 |
| 8 | COMFORT SYSTEMS USA | 116.07 |
| 9 | RUTTURA & SONS CONSTRUCTION CO. | 99.36 |
| 10 | MASTEC INC. | 92.00 |
| 11 | FRESH MEADOW MECHANICAL CORP. | 86.85 |
| 12 | NEAD ELECTRIC | 62.94 |
| 13 | CLEAN EARTH INC. | 62.76 |
| 14 | UNITY INTERNATIONAL GROUP. | 58.80 |
| 15 | LAFAYETTE METAL AND GLASS CO. | 33.50 |
| 16 | KASSELMAN ELECTRIC CO. | 31.00 |
| 17 | COORDINATED METALS INC. | 24.35 |
| 18 | AMERICAN PILE AND FOUNDATION LLC | 23.08 |
| 19 | PETILLO INC. | 21.89 |
| 20 | SUPERIOR GUNITE | 18.77 |
| 21 | BAMCO INC. | 18.00 |
| 21 | R. BAKER & SON | 18.00 |
| 23 | ABSCOPE ENVIRONMENTAL | 14.20 |
| 24 | L.M. SESSLER EXCAVATING & WRECKING INC. | 13.07 |
| 25 | HIGH CONCRETE GROUP LLC | 12.67 |
| RANK | FIRM | $ MIL. |
|---|---|---|
| 1 | EMCOR GROUP INC. | 173.59 |
| 2 | UNITY INTERNATIONAL GROUP | 98.80 |
| 3 | PETILLO INC. | 55.11 |
| 4 | CLEAN EARTH INC. | 53.21 |
| 5 | HIGH CONCRETE GROUP LLC | 46.08 |
| 6 | AMERICAN PILE AND FOUNDATION LLC | 37.22 |
| 7 | MMC CONTRACTORS INC. | 30.60 |
| 8 | NEAD ELECTRIC | 24.00 |
| 9 | BEACH ELECTRIC CO. | 21.42 |
| 10 | BAMCO INC. | 20.00 |
| 11 | FRESH MEADOW MECHANICAL CORP. | 19.08 |
| 12 | ALLIED FIRE & SAFETY EQUIPMENT CO. | 9.30 |
| 13 | KHS&S CONTRACTORS OF NEW JERSEY INC. | 8.41 |
| 14 | TERRA MILLENNIUM CORP. | 7.85 |
| 15 | MASTEC INC. | 6.00 |
| 16 | W&W GLASS LLC | 5.00 |
| 17 | R. BAKER & SON | 4.00 |
| 18 | COMNET COMMUNICATIONS LLC | 3.72 |
| 19 | O'CONNELL ELECTRIC CO. | 1.50 |
| 20 | LAFAYETTE METAL AND GLASS CO. | 1.50 |
| RANK | FIRM | $ MIL. |
|---|---|---|
| 1 | RUTTURA & SONS CONSTRUCTION CO. | 99.36 |
| 2 | PETILLO INC. | 38.50 |
| RANK | FIRM | $ MIL. |
|---|---|---|
| 1 | FIVE STAR ELECTRIC CORP. | 471.98 |
| 2 | E-J ELECTRIC INSTALLATION CO. | 429.00 |
| 3 | EMCOR GROUP INC. | 387.01 |
| 4 | O'CONNELL ELECTRIC CO. | 221.51 |
| 5 | UNITY INTERNATIONAL GROUP | 157.60 |
| 6 | NEAD ELECTRIC | 86.94 |
| 7 | MASTEC INC. | 32.00 |
| 8 | KASSELMAN ELECTRIC CO. | 31.00 |
| 9 | BEACH ELECTRIC CO. | 21.42 |
| 10 | FRESH MEADOW MECHANICAL CORP. | 7.11 |
| RANK | FIRM | $ MIL. |
|---|---|---|
| 1 | CLEAN EARTH INC. | 115.97 |
| 2 | MASTEC INC. | 65.00 |
| 3 | AMERICAN PILE AND FOUNDATION LLC | 60.30 |
| 4 | COORDINATED METALS INC. | 24.35 |
| 5 | COMNET COMMUNICATIONS LLC | 13.70 |
| 6 | WDF INC. | 9.41 |
| 7 | ALLIED FIRE & SAFETY EQUIPMENT CO. | 9.30 |
| 8 | ABSCOPE ENVIRONMENTAL | 8.20 |
| 9 | TERRA MILLENNIUM CORP. | 7.85 |
| 10 | LAFAYETTE METAL AND GLASS CO. | 4.30 |
| RANK | FIRM | $ MIL. |
|---|---|---|
| 1 | EMCOR GROUP INC. | 446.90 |
| 2 | WDF INC. | 283.87 |
| 3 | FRESH MEADOW MECHANICAL CORP. | 95.55 |
| 4 | COMFORT SYSTEMS USA | 86.24 |
| 5 | MMC CONTRACTORS INC. | 23.00 |
| RANK | FIRM | $ MIL. |
|---|---|---|
| 1 | ENCLOS CORP. | 175.00 |
| 2 | W&W GLASS LLC | 155.00 |
| 3 | LAFAYETTE METAL AND GLASS CO. | 30.70 |
| RANK | FIRM | $ MIL. |
|---|---|---|
| 1 | HIGH CONCRETE GROUP LLC | 58.76 |
| 2 | SUPERIOR GUNITE | 19.74 |
| 3 | PETILLO INC. | 7.70 |
| RANK | FIRM | $ MIL. |
|---|---|---|
| 1 | R. BAKER & SON | 22.00 |
| 2 | L. M. SESSLER EXCAVATING & WRECKING INC. | 13.07 |
| 3 | PETILLO INC. | 3.85 |
| RANK | FIRM | $ MIL. |
|---|---|---|
| 1 | COMFORT SYSTEMS USA | 29.83 |
| 2 | MMC CONTRACTORS INC. | 7.00 |
| RANK | FIRM | $ MIL. |
|---|---|---|
| 1 | FRESH MEADOW MECHANICAL CORP. | 3.27 |
| 2 | BUDCO ENTERPRISES INC. | 3.00 |
| RANK | FIRM | $ MIL. |
|---|---|---|
| 1 | BAMCO INC. | 38.00 |
| 2 | KHS&S CONTRACTORS OF NEW JERSEY INC. | 8.41 |
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