June 2018
The ENR Mid-Atlantic Top Design Firms list, ranks the largest U.S.-based designs firms, both publicly and privately held, based on design-specific revenue.

More detailed information on the Top Design Firms:
View Complete List of Main Rankings
Related Article:
Design Firms Bet On Water And Wastewater Sectors
Click below for earlier editions:
2017 | 2016 | 2015 | 2014
| Page 1 | Page 2 |
| RANK | FIRM | $ MIL. |
|---|---|---|
| 1 | AECOM | 288.18 |
| 2 | JOHNSON, MIRMIRAN & THOMPSON INC. | 176.13 |
| 3 | RK&K | 125.80 |
| 4 | WSP USA | 100.58 |
| 5 | HDR | 87.86 |
| 6 | WHITMAN, REQUARDT AND ASSOCIATES LLP | 85.78 |
| 7 | HNTB CORP. | 83.42 |
| 8 | GANNETT FLEMING | 79.41 |
| 9 | MICHAEL BAKER INTERNATIONAL | 77.02 |
| 10 | ATKINS, MEMBER OF THE SNC-LAVALIN GROUP | 74.24 |
| 11 | KCI TECHNOLOGIES INC. | 68.00 |
| 12 | MCCORMICK TAYLOR INC. | 67.48 |
| 13 | PENNONI | 59.58 |
| 14 | A. MORTON THOMAS AND ASSOCIATES INC. | 52.52 |
| 15 | MOTT MACDONALD | 52.24 |
| 16 | STV | 47.59 |
| 17 | DEWBERRY | 44.48 |
| 18 | STANTEC | 42.71 |
| 19 | KIMLEY-HORN | 36.34 |
| 20 | WALLACE MONTGOMERY & ASSOCIATES LLP | 32.30 |
| RANK | FIRM | $ MIL. |
|---|---|---|
| 1 | STANTEC | 17.31 |
| 2 | CRABTREE, ROHRBAUGH & ASSOCIATES - ARCHITECTS | 17.01 |
| 3 | GRIMM + PARKER ARCHITECTS | 14.37 |
| 4 | GWWO INC./ARCHITECTS | 13.76 |
| 5 | HORD COPLAN MACHT | 12.91 |
| RANK | FIRM | $ MIL. |
|---|---|---|
| 1 | EWINGCOLE | 25.28 |
| 2 | STANTEC | 24.90 |
| 3 | HDR | 21.33 |
| 4 | LEACH WALLACE ASSOCIATES INC. | 18.00 |
| 5 | BALLINGER | 13.35 |
| RANK | FIRM | $ MIL. |
|---|---|---|
| 1 | AECOM | 51.94 |
| 2 | MICHAEL BAKER INTERNATIONAL | 34.84 |
| 3 | WHITMAN, REQUARDT AND ASSOCIATES LLP | 22.61 |
| 4 | PAGE | 20.45 |
| 5 | BURNS & MCDONNELL | 18.00 |
| RANK | FIRM | $ MIL. |
|---|---|---|
| 1 | GENSLER | 73.49 |
| 2 | AECOM | 33.07 |
| 3 | ECS MID-ATLANTIC LLC | 10.55 |
| 4 | DRAPER ADEN ASSOCIATES INC. | 8.50 |
| 5 | HKS | 7.63 |
| RANK | FIRM | $ MIL. |
|---|---|---|
| 1 | MOTT MACDONALD | 63.13 |
| 2 | AECOM | 36.45 |
| 3 | BURNS & MCDONNELL | 32.51 |
| 4 | EWINGCOLE | 23.14 |
| 5 | LEACH WALLACE ASSOCIATES INC | 20.00 |
| 6 | AFFILIATED ENGINEERS INC. | 15.27 |
| 7 | ARORA ENGINEERS INC. | 14.82 |
| 8 | WILEY|WILSON | 14.50 |
| 9 | SETTY | 13.61 |
| 10 | WHITMAN, REQUARDT AND ASSOCIATES LLP | 13.10 |
| 11 | VANDERWEIL ENGINEERS | 12.53 |
| 12 | CRB | 12.49 |
| 13 | CLARK NEXSEN | 10.62 |
| 14 | BALLINGER | 9.19 |
| 15 | WSP USA | 8.26 |
| RANK | FIRM | $ MIL. |
|---|---|---|
| 1 | AECOM | 155.06 |
| 2 | ARCADIS NORTH AMERICA | 80.98 |
| 3 | STANTEC | 49.07 |
| 4 | MICHAEL BAKER INTERNATIONAL | 47.13 |
| 5 | GANNETT FLEMING | 42.55 |
| 6 | GAI CONSULTANTS INC. | 40.41 |
| 7 | ECS MID-ATLANTIC LLC | 32.06 |
| 8 | MOTT MACDONALD | 29.28 |
| 9 | WHITMAN, REQUARDT AND ASSOCIATES LLP | 27.02 |
| 10 | SCHNABEL ENGINEERING | 26.60 |
| 11 | KCI TECHNOLOGIES INC. | 24.00 |
| 12 | HDR | 19.63 |
| 13 | TERRACON CONSULTANTS INC. | 16.70 |
| 14 | CIVIL & ENVIRONMENTAL CONSULTANTS INC. | 12.80 |
| 15 | RK&K | 12.76 |
| RANK | FIRM | $ MIL. |
|---|---|---|
| 1 | STANTEC | 45.06 |
| 2 | HORD COPLAN MACHT | 37.55 |
| 3 | GENSLER | 36.95 |
| 4 | HDR | 36.69 |
| 5 | AECOM | 35.82 |
| 6 | EWINGCOLE | 33.00 |
| 7 | GRIMM + PARKER ARCHITECTS | 30.23 |
| 8 | PAGE | 28.37 |
| 9 | QUINN EVANS ARCHITECTS | 27.94 |
| 10 | MICHAEL BAKER INTERNATIONAL | 27.22 |
| 11 | PERKINS EASTMAN | 23.71 |
| 12 | GWWO INC./ARCHITECTS | 21.31 |
| 13 | WDG ARCHITECTURE PLLC | 20.50 |
| 14 | CLARK NEXSEN | 20.30 |
| 15 | HKS | 20.16 |
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