June 2018
The ENR Mountain States Colorado & Wyoming 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:
Despite the Booming Economy, a Talent Shortage and Tariffs Cast a Shadow Over Regional Design Industry
Click below for earlier editions:
2017 | 2016 | 2015 | 2014 |
2013 | 2012 | 2011 | 2010
| Page 1 | Page 2 |
| RANK | FIRM | $ MIL. |
|---|---|---|
| 1 | AECOM | 151.23 |
| 2 | BURNS & MCDONNELL | 91.67 |
| 3 | HDR | 73.20 |
| 4 | STANTEC | 64.71 |
| 5 | DAVIS PARTNERSHIP ARCHITECTS | 38.32 |
| 6 | WSP USA | 37.14 |
| 7 | MARTIN/MARTIN INC. | 29.75 |
| 8 | OZ ARCHITECTURE INC. | 29.15 |
| 9 | CTL | THOMPSON INC. | 28.63 |
| 10 | HORD COPLAN MACHT | 24.37 |
| RANK | FIRM | $ MIL. |
|---|---|---|
| 1 | DAVIS PARTNERSHIP ARCHITECTS | 33.75 |
| 2 | OZ ARCHITECTURE INC. | 22.96 |
| 3 | HORD COPLAN MACHT | 22.80 |
| 4 | JLG ARCHITECTS | 17.89 |
| 5 | STANTEC | 15.98 |
| 6 | DLR GROUP | 14.99 |
| 7 | GENSLER | 10.99 |
| 8 | TRYBA ARCHITECTS | 10.75 |
| 9 | MOA ARCHITECTURE | 9.20 |
| 10 | RTA ARCHITECTS | 8.76 |
| RANK | FIRM | $ MIL. |
|---|---|---|
| 1 | AECOM | 102.06 |
| 2 | MARTIN/MARTIN INC. | 16.90 |
| 3 | BURNS & MCDONNELL | 15.78 |
| 4 | STANLEY CONSULTANTS | 5.29 |
| 5 | JVA INC. | 4.65 |
| 6 | MERRICK & CO. | 3.50 |
| 7 | ALFRED BENESCH & CO. | 3.45 |
| 8 | ATKINS, MEMBER OF THE SNC-LAVALIN GROUP | 2.66 |
| 9 | DLR GROUP | 2.29 |
| 10 | COLLINS ENGINEERS INC. | 2.25 |
| RANK | FIRM | $ MIL. |
|---|---|---|
| 1 | MERRICK & CO. | 8.00 |
| 2 | AECOM | 5.26 |
| 3 | HDR | 3.52 |
| 4 | OZ ARCHITECTURE INC. | 3.16 |
| 5 | DLR GROUP | 2.56 |
| RANK | FIRM | $ MIL. |
|---|---|---|
| 1 | BURNS & MCDONNELL | 5.02 |
| 2 | MARTIN/MARTIN INC. | 3.73 |
| 3 | THE RMH GROUP | 1.86 |
| RANK | FIRM | $ MIL. |
|---|---|---|
| 1 | HDR | 56.50 |
| 2 | WSP USA | 35.47 |
| 3 | BURNS & MCDONNELL | 28.17 |
| 4 | STANTEC | 28.10 |
| 5 | FELSBURG HOLT & ULLEVIG | 23.33 |
| 6 | CAROLLO ENGINEERS INC. | 17.02 |
| 7 | KIMLEY-HORN | 15.86 |
| 8 | AECOM | 14.63 |
| 9 | STANLEY CONSULTANTS | 14.43 |
| 10 | MARTIN/MARTIN INC. | 12.81 |
| RANK | FIRM | $ MIL. |
|---|---|---|
| 1 | BURNS & MCDONNELL | 45.07 |
| 2 | AECOM | 20.97 |
| 3 | THE RMH GROUP | 11.68 |
| 4 | MERRICK & CO. | 8.80 |
| 5 | AFFILIATED ENGINEERS INC. | 7.58 |
| 6 | DLR GROUP | 3.44 |
| 7 | CRB | 2.99 |
| 8 | DENNIS GROUP | 2.63 |
| 9 | WSP USA | 2.13 |
| 10 | CTA ARCHITECTS ENGINEERS | 2.00 |
| RANK | FIRM | $ MIL. |
|---|---|---|
| 1 | AECOM | 57.61 |
| 2 | HDR | 43.05 |
| 3 | WSP USA | 30.95 |
| 4 | FELSBURG HOLT & ULLEVIG | 23.33 |
| 5 | WILSON & CO., ENGINEERS AND ARCHITECTS | 13.83 |
| 6 | STANTEC | 13.71 |
| 7 | ATKINS, MEMBER OF THE SNC-LAVALIN GROUP | 11.83 |
| 8 | DAVID EVANS ENTERPRISES INC. | 10.95 |
| 9 | STANLEY CONSULTANTS | 5.47 |
| 10 | RS&H INC. | 5.40 |
| RANK | FIRM | $ MIL. |
|---|---|---|
| 1 | JLG ARCHITECTS | 17.89 |
| 2 | STANTEC | 9.20 |
| 3 | CRB | 7.86 |
| 4 | INTERGROUP ARCHITECTS | 5.20 |
| 5 | MANHARD CONSULTING | 2.84 |
| 6 | DOWL | 2.58 |
| 7 | MARTIN/MARTIN INC. | 2.50 |
| 8 | CARDNO | 2.26 |
| 9 | EVSTUDIO | 1.91 |
| 10 | THE RMH GROUP | 1.70 |
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