Kimley-Horn, WSP, Langan, and Olsson head the ranking of the nation's largest multifamily housing sector engineering and engineering/architecture (EA) firms for 2022, as reported in Building Design+Construction's 2022 Giants 400 Report. Note: This ranking includes all multifamily sector work, including apartments, condos, student housing, and senior living facilities.
| Top 75 Multifamily Sector Engineering + EA Firms for 2022 - BD+C Giants 400 Rankings | ||
| FIRM | 2021 REVENUE | |
| 1 | Kimley-Horn | $191,186,048 |
| 2 | WSP | $53,080,782 |
| 3 | Langan | $53,000,000 |
| 4 | Olsson | $42,792,829 |
| 5 | Thornton Tomasetti | $38,938,827 |
| 6 | DeSimone Consulting Engineering | $35,875,046 |
| 7 | Wiss, Janney, Elstner Associates | $32,490,000 |
| 8 | BKF Engineers | $28,447,018 |
| 9 | IMEG Corp. | $18,702,800 |
| 10 | AECOM | $18,200,000 |
| 11 | KPFF Consulting Engineers | $18,158,334 |
| 12 | Morrison Hershfield | $16,395,415 |
| 13 | Salas O'Brien | $16,152,252 |
| 14 | Dewberry | $16,000,357 |
| 15 | Jacobs | $14,600,000 |
| 16 | Bala Consulting Engineers | $12,970,200 |
| 17 | EXP | $11,282,848 |
| 18 | Gresham Smith | $9,336,658 |
| 19 | Magnusson Klemencic Associates | $6,106,353 |
| 20 | ME Engineers | $5,400,000 |
| 21 | NV5 Global | $5,345,722 |
| 22 | Alfa Tech Consulting Engineers | $4,800,000 |
| 23 | Martin/Martin | $4,679,617 |
| 24 | Davis, Bowen & Friedel | $4,591,574 |
| 25 | AKF | $4,472,572 |
| 26 | PS&S | $4,180,000 |
| 27 | STV | $4,095,647 |
| 28 | Evstudio | $3,950,000 |
| 29 | Osborn Engineering | $3,905,000 |
| 30 | Halff Associates | $3,218,000 |
| 31 | TLC Engineering Solutions | $2,684,731 |
| 32 | GRAEF | $2,542,760 |
| 33 | Jaros, Baum & Bolles | $2,507,227 |
| 34 | Schaefer | $2,399,339 |
| 35 | French & Parrello Assoociates | $2,071,595 |
| 36 | Tighe & Bond | $2,000,000 |
| 37 | Parametrix | $1,963,882 |
| 38 | Kohrs Lonnemann Heil Engineers (KLH) | $1,947,321 |
| 39 | Wallace Design Collective | $1,900,000 |
| 40 | Spectrum Engineers | $1,640,000 |
| 41 | Henderson Engineers | $1,596,233 |
| 42 | M/E Engineering | $1,594,260 |
| 43 | FSB Architects + Engineers | $1,584,577 |
| 44 | LaBella Associates | $1,500,000 |
| 45 | KCI Technologies | $1,469,200 |
| 46 | CMTA | $1,461,961 |
| 47 | EAPC Architects Engineers | $1,401,992 |
| 48 | Newcomb & Boyd | $1,399,083 |
| 49 | Woolpert | $1,394,267 |
| 50 | MHP | $1,318,836 |
| 51 | Walter P Moore | $1,257,025 |
| 52 | Smith Seckman Reid | $1,212,454 |
| 53 | DLZ Corporation | $1,145,634 |
| 54 | I. C. Thomasson Associates | $1,130,000 |
| 55 | SSC Engineering | $1,009,000 |
| 56 | Vanderweil Engineers | $914,500 |
| 57 | FEA Consulting Engineers | $825,094 |
| 58 | Burns & McDonnell | $783,408 |
| 59 | JP Harvey Engineering Solutions | $776,508 |
| 60 | JQ Engineering | $662,002 |
| 61 | Primera Engineers | $623,926 |
| 62 | Arup | $576,374 |
| 63 | Farnsworth Group | $522,840 |
| 64 | Becker Morgan Group | $500,554 |
| 65 | Affiliated Engineers Inc. | $429,000 |
| 66 | SSOE Group | $368,077 |
| 67 | KCL Engineering | $356,657 |
| 68 | P2S | $318,921 |
| 69 | Heapy | $317,602 |
| 70 | Bridgers & Paxton Consulting Engineers | $139,850 |
| 71 | Prime AE Group | $118,697 |
| 72 | TEECOM | $75,215 |
| 73 | Paradigm Structural Engineers | $27,803 |
| 74 | Syska Hennessy Group | $8,440 |
| 75 | Arora Engineers | $6,136 |
Source: 2022 Giants 400 Report
2022 GIANTS 400 - AEC DISCIPLINE RANKINGS
A. Top 180 Architecture Firms
B. Top 110 Architecture/Engineering (AE) Firms
C. Top 80 Engineering Firms
D. Top 45 Engineering/Architecture (EA) Firms
E. Top 200 Contractors
F. Top 90 Construction Management Firms
2022 GIANTS 400 - BUILDING SECTOR AND SPECIALTY RANKINGS
Note: All categories below except for 08 and 23 include multiple rankings for the sector: Top Architecture+AE Firms; Top Engineering+EA Firms; and Top Contractors+CM Firms.
01. Airport Terminals
• Top 55 Airport Terminal Architecture and AE Firms
• Top 65 Airport Terminal Engineering and EA Firms
• Top 60 Airport Terminal Contractors and CM Firms
02. Convention Centers/Conference Centers
• Top 35 Convention Center Architecture + AE Firms for 2022
• Top 30 Convention Center Engineering + EA Firms for 2022
• Top 25 Convention Center Contractors + CM Firms for 2022
03. Cultural Facilities – All Cultural Facilities Work
• Top 110 Cultural Facilities Architecture and AE Firms – All Cultural Facilities Work
• Top 55 Cultural Facilities Engineering and EA Firms – All Cultural Facilities Work
• Top 55 Cultural Facilities Contractors and CM Firms – All Cultural Facilities Work
04. Cultural Facilities – Museums and Galleries
• Top 70 Cultural Facilities Architecture and AE Firms – Museums and Galleries
• Top 40 Cultural Facilities Engineering and EA Firms – Museums and Galleries
• Top 35 Cultural Facilities Contractors and CM Firms – Museums and Galleries
05. Cultural Facilities – Performing Arts and Concert Venues
• Top 55 Cultural Facilities Architecture and AE Firms – Performing Arts and Concert Venues
• Top 40 Cultural Facilities Engineering and EA Firms – Performing Arts and Concert Venues
• Top 30 Cultural Facilities Contractors and CM Firms – Performing Arts and Concert Venues
06. Cultural Facilities – Public Libraries
• Top 50 Cultural Facilities Architecture and AE Firms – Public Libraries
• Top 30 Cultural Facilities Engineering and EA Firms – Public Libraries
• Top 20 Cultural Facilities Contractors and CM Firms – Public Libraries
07. Data Centers
• Top 30 Data Center Sector Architecture and AE Firms
• Top 60 Data Center Sector Engineering and EA Firms
• Top 50 Data Center Sector Contractors and CM Firms
08. Design-Build Work
• Top 100 Design-Build Construction Firms
09. Government - All Government Buildings Work
• Top 160 Government Sector Architecture + AE Firms - All Government Work
• Top 90 Government Sector Engineering + EA Firms - All Government Work
• Top 90 Government Sector Contractors + CM Firms - All Government Work
10. Government - Federal Civilian Government
• Top 70 Federal Government Architecture + AE Firms
• Top 65 Federal Government Engineering + EA Firms
• Top 45 Federal Government Contractors + CM Firms
11. Government - Local Government Buildings
• Top 130 Local Government Architecture + AE Firms
• Top 80 Local Government Engineering + EA Firms
• Top 70 Local Government Contractors + CM Firms
12. Government - State Government Buildings
• Top 80 State Government Architecture + AE Firms
• Top 55 State Government Engineering + EA Firms
• Top 45 State Government Contractors + CM Firms
13. Government - Military
• Top 50 Military Facility Architecture + AE Firms
• Top 50 Military Facility Engineering + EA Firms
• Top 35 Military Facility Contractors + CM Firms
14. Government - Veterans Administration Facilities
• Top 40 Veterans Administration (VA) Facility Architecture + AE Firms
• Top 25 Veterans Administration (VA) Facility Engineering + EA Firms
• Top 15 Veterans Administration (VA) Facility Contractors + CM Firms
15. Healthcare – All Healthcare Facilities Work
• Top 170 Healthcare Sector Architecture and AE Firms
• Top 90 Healthcare Sector Engineering and EA Firms
• Top 115 Healthcare Sector Contractors and CM Firms
16. Healthcare – Hospitals
• Top 130 Hospital Facility Architecture and AE Firms
• Top 80 Hospital Facility Engineering and EA Firms
• Top 90 Hospital Facility Contractors and CM Firms
17. Healthcare – Medical Office Buildings, Dental Offices
• Top 100 Medical Office Building Architecture and AE Firms
• Top 50 Medical Office Building Engineering and EA Firms
• Top 60 Medical Office Building Contractors and CM Firms
18. Healthcare – Outpatient Facilities
• Top 100 Outpatient Facility Architecture and AE Firms
• Top 40 Outpatient Facility Engineering and EA Firms
• Top 60 Outpatient Facility Contractors and CM Firms
19. Hospitality – All Hospitality Facilities Work (Hotels, Resorts, Casinos)
• Top 120 Hospitality Facility Sector Architecture and AE Firms
• Top 70 Hospitality Facility Engineering and EA Firms
• Top 90 Hospitality Facility Contractors and CM Firms
20. Hospitality — Hotel, Resorts
• Top 115 Hotel Sector Architecture and AE Firms for 2022
• Top 70 Hotel and Resort Engineering and EA Firms
• Top 80 Hotel and Resort Contractors and CM Firms
21. Hospitality — Casinos
• Top 20 Casino Architecture and AE Firms
• Top 25 Casino Engineering and EA Firms
• Top 25 Casino Contractors and CM Firms
22. Industrial Buildings — Manufacturing Plants, Warehouses
• Top 95 Industrial Facility Architecture and AE Firms
• Top 90 Industrial Facility Engineering and EA Firms
• Top 110 Industrial Facility Contractors and CM Firms
23. Integrated Project Delivery (IPD)
• Top 20 Integrated Project Delivery (IPD) Construction Firms for 2022
24. Multifamily — All Multifamily Facilities Work
Top 175 Multifamily Sector Architecture and AE Firms — All Multifamily Facilities Work
Top 75 Multifamily Sector Engineering and EA Firms — All Multifamily Facilities Work
Top 110 Multifamily Sector Contractors and CM Firms — All Multifamily Facilities Work
25. Multifamily — Apartments, Condominiums
Top 155 Multifamily Sector Architecture and AE Firms — Apartments, Condominiums Work
Top 65 Multifamily Sector Engineering and EA Firms — Apartments, Condominiums Work
Top 100 Multifamily Sector Contractors and CM Firms — Apartments, Condominiums Work
26. Multifamily — Senior Living Facilities
Top 80 Multifamily Sector Architecture and AE Firms — Senior Living Facilities
Top 30 Multifamily Sector Engineering and EA Firms — Senior Living Facilities
Top 50 Multifamily Sector Contractors and CM Firms — Senior Living Facilities
27. Multifamily — Student Housing Facilities
Top 70 Multifamily Sector Architecture and AE Firms — Student Housing Facilities
Top 35 Multifamily Sector Engineering and EA Firms — Student Housing Facilities
Top 40 Multifamily Sector Contractors and CM Firms — Student Housing Facilities
28. Office — All Office Building Work
• Top 200 Office Sector Architecture and AE Firms
• Top 85 Office Sector Engineering and EA Firms
• Top 130 Office Sector Contractors and CM Firms
29. Office — Buildings/Core+Shell
• Top 150 Office Building Core+Shell Architecture + AE Firms
• Top 75 Office Building Core+Shell Engineering + EA Firms
• Top 100 Office Building Core+Shell Contractors and CM Firms
30. Office — Workplace/Interior Fitouts
• Top 165 Workplace/Interior Fitout Architecture and AE Firms
• Top 50 Workplace/Interior Fitout Engineering and EA Firms
• Top 90 Workplace/Interior Fitout Contractors and CM Firms
31. Parking Structures
• Top 50 Parking Structure Architecture and AE Firms
• Top 40 Parking Structure Engineering and EA Firms
• Top 40 Parking Structure Contractors + CM Firms
32. Public Safety/Justice Facilities
• Top 80 Justice Facility/Public Safety Sector Architecture and AE Firms
• Top 50 Justice Facility/Public Safety Sector Engineering and EA Firms
• Top 55 Justice Facility/Public Safety Contractors + CM Firms
33. Reconstruction Work
• Top 200 Reconstruction Sector Architecture and AE Firms
• Top 70 Reconstruction Sector Engineering and EA Firms
• Top 140 Reconstruction Sector Contractors + CM Firms
34. Religious Structures/Places of Worship
• Top 80 Religious Facility Architecture and AE Firms
• Top 50 Religious Facility Engineering and EA Firms
• Top 40 Religious Facility Contractors + CM Firms
35. Retail — All Retail Buildings Work
• Top 130 Retail Sector Architecture and AE Firms — All Retail Buildings Work
• Top 70 Retail Sector Engineering and EA Firms — All Retail Buildings Work
• Top 80 Retail Sector Contractors and CM Firms — All Retail Buildings Work
36. Retail — Entertainment Centers, Cineplexes, Theme Parks
• Top 30 Retail Architecture and AE Firms — Entertainment Centers, Cineplexes, Theme Parks
• Top 30 Retail Engineering and EA Firms — Entertainment Centers, Cineplexes, Theme Parks
• Top 30 Retail Contractors and CM Firms — Entertainment Centers, Cineplexes, Theme Parks
37. Retail — Malls, Big Box Stores, Strip Centers
• Top 90 Retail Architecture and AE Firms - Malls, Big Box Stores, Strip Centers
• Top 50 Retail Engineering and EA Firms — Malls, Big Box Stores, Strip Centers
• Top 60 Retail Contractors and CM Firms — Malls, Big Box Stores, Strip Centers
38. Retail — Restaurants
• Top 95 Retail Architecture and AE Firms — Restaurants
• Top 40 Retail Engineering and EA Firms — Restaurants
• Top 35 Retail Contractors and CM Firms — Restaurants
39. Science & Technology (S+T) Facilities - All S+T Buildings Work
• Top 100 Science + Technology Facility Architecture and AE Firms
• Top 70 Science + Technology Facility Engineering and EA Firms
• Top 70 Science + Technology Facility Contractors and CM Firms
40. Science & Technology — Laboratories
• Top 85 Laboratory Facility Architecture and AE Firms
• Top 55 Laboratory Facility Engineering and EA Firms
• Top 45 Laboratory Facility Contractors and CM Firms
41. Schools — PK-12, Public, Private, Charter, Military
• Top 160 K-12 School Sector Architecture and AE Firms
• Top 70 K-12 School Sector Engineering and EA Firms
• Top 100 K-12 School Sector Contractors and CM Firms
42. Sports Facilities/Stadiums/Recreation Facilities
• Top 110 Sports Facility Architecture and AE Firms
• Top 75 Sports Facility Engineering and EA Firms
• Top 60 Sports Facility Contractors and CM Firms
43. Telecommunications Buildings
• Top 7 Telecommunications Facility Sector Architecture and AE Firms
• Top 20 Telecommunications Facility Sector Engineering and EA Firms
• Top 10 Telecommunications Facilities Contractors + CM Firms
44. Transit Facilities — Bus/Rail Terminals and Stations
• Top 40 Transit Facility Architecture and AE Firms
• Top 40 Transit Facility Engineering and EA Firms
• Top 20 Transit Facilities Contractors + CM Firms
45. University / College Facilities
• Top University Sector Architecture and AE Firms
• Top University Sector Engineering and EA Firms
• Top University Sector Contractors and CM Firms
PAST GIANTS 400 REPORTS
2021 Giants 400 Report
2020 Giants 400 Report
2019 Giants 300 Report
2018 Giants 300 Report
2017 Giants 300 Report
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