Jacobs, Fluor, SSOE, Tetra Tech, and Affiliated Engineers head BD+C's ranking of the nation's largest science and technology (S+T) facility engineering and engineering/architecture (EA) firms for 2023, as reported in Building Design+Construction's 2023 Giants 400 Report. Note: This ranking factors revenue from all science and technology (S+T) buildings work, including laboratories, research buildings, technology/innovation buildings, pharmaceutical production facilities, and semiconductor production facilities.
Â
| Top 70 Science + Technology Facility Engineering Firms for 2023 | ||
| Â | FIRM | 2022 REVENUE |
| 1 | Jacobs | $1,736,200,000 |
| 2 | Fluor | $171,982,522 |
| 3 | SSOE | $81,768,181 |
| 4 | Tetra Tech High Performance Buildings Group | $70,339,644 |
| 5 | Affiliated Engineers | $68,918,572 |
| 6 | Burns & McDonnell | $44,319,142 |
| 7 | CRB Group | $28,907,789 |
| 8 | WSP | $28,665,654 |
| 9 | Salas O'Brien | $28,537,000 |
| 10 | Vanderweil Engineers | $27,600,300 |
| 11 | Alfa Tech Consulting Engineers | $25,200,000 |
| 12 | BR+A | $20,000,000 |
| 13 | IMEG | $17,775,400 |
| 14 | EXP | $15,662,000 |
| 15 | Jaros, Baum & Bolles | $15,153,520 |
| 16 | Arup | $14,078,201 |
| 17 | KPFF Consulting Engineers | $13,822,384 |
| 18 | BKF Engineers | $12,407,253 |
| 19 | RMF Engineering | $12,000,000 |
| 20 | AKF | $9,001,223 |
| 21 | Thornton Tomasetti | $8,875,263 |
| 22 | Syska Hennessy Group | $8,746,133 |
| 23 | CDM Smith | $7,630,836 |
| 24 | NV5 Global | $6,569,150 |
| 25 | Dunham Associates | $5,590,000 |
| 26 | Bala Consulting Engineers | $5,060,000 |
| 27 | Langan | $5,000,000 |
| 28 | PS&S | $4,445,339 |
| 29 | Newcomb & Boyd | $3,548,230 |
| 30 | Bridgers & Paxton Consulting Engineers | $3,337,060 |
| 31 | M/E Engineering | $3,050,000 |
| 32 | Bennett & Pless | $2,695,325 |
| 33 | Dewberry | $2,515,269 |
| 34 | Highland Associates | $2,400,000 |
| 35 | Mazzetti | $2,258,452 |
| 36 | Martin/Martin | $2,179,778 |
| 37 | DH Engineering | $2,044,133 |
| 38 | McKinstry | $2,000,000 |
| -- | Hixson Architecture, Engineering, Interiors | $2,000,000 |
| 40 | Henderson Engineers | $1,860,167 |
| 41 | CMTA | $1,856,558 |
| 42 | I.C. Thomasson Associates | $1,750,000 |
| 43 | DeSimone Consulting Engineering | $1,498,459 |
| 44 | Farnsworth Group | $1,406,507 |
| 45 | Heapy | $1,366,403 |
| 46 | Walter P Moore | $1,235,929 |
| 47 | P2S | $943,851 |
| 48 | Smith Seckman Reid (SSR) | $757,717 |
| 49 | Specialized Engineering Solutions | $750,000 |
| 50 | Interface Engineering | $746,941 |
| 51 | ME Engineers | $700,000 |
| 52 | Henderson Building Solutions | $686,779 |
| 53 | Osborn Engineering | $650,000 |
| 54 | Arora Engineers | $631,894 |
| 55 | SSC Engineering | $627,000 |
| 56 | Teecom | $505,190 |
| 57 | Wiss, Janney, Elstner Associates | $500,000 |
| 58 | ESD (now Stantec Consulting Services, Inc.) | $452,424 |
| 59 | Karpinski Engineering | $400,000 |
| 60 | KCI Technologies | $389,791 |
| 61 | Kohrs Lonnemann Heil Engineers (KLH) | $353,866 |
| 62 | TLC Engineering Solutions | $304,243 |
| 63 | JQ Engineering | $288,539 |
| 64 | PCS Structural Solutions | $269,217 |
| 65 | Kohler Ronan | $228,817 |
| 66 | PBS Engineers | $225,000 |
| 67 | Wallace Design Collective | $200,000 |
| 68 | Wick Fisher White | $151,749 |
| 69 | DLZ Corporation | $50,135 |
| 70 | EVstudio | $50,000 |
| 71 | H.F. Lenz | $22,680 |
| 72 | JP Harvey Engineering Solutions | $20,100 |
| 73 | Magnusson Klemencic Associates | $15,515 |
| 74 | French & Parrello Associates | $11,225 |
| 75 | Davis, Bowen & Friedel | $3,311 |
Source: 2023 Giants 400 ReportÂ
Â
2023 GIANTS 400 REPORT - TOP ARCHITECTURE FIRMS, ENGINEERING FIRMS, AND CONSTRUCTION COMPANIES
A. Top 175 Architecture FirmsÂ
B. Top 115 Architecture/Engineering (AE)Â FirmsÂ
C. Top 75 Engineering FirmsÂ
D. Top 35 Engineering/Architecture (EA) FirmsÂ
E. Top 150 Contractors            Â
F. Top 80 Construction Management Firms           Â
Â
2023 GIANTS 400 REPORT - TOP AEC FIRMS BY BUILDING SECTOR AND SPECIALTY RANKINGS Â Â Â Â Â Â Â Â Â Â Â Â
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+CMÂ Firms.
01. Airport TerminalsÂ
• Top 65 Airport Terminal Architecture and AE FirmsÂ
• Top 65 Airport Terminal Engineering and EA FirmsÂ
• Top 60 Airport Terminal Contractors and CM FirmsÂ
02. Convention Centers/Conference CentersÂ
• Top 40 Convention Center Architecture + AE Firms
• Top 30 Convention Center Engineering + EA FirmsÂ
• Top 20 Convention Center Contractors + CM Firms
03. Cultural Facilities – All Cultural Facilities Work  Â
• Top 110 Cultural Facilities Architecture and AE Firms – All Cultural Facilities WorkÂ
• Top 60 Cultural Facilities Engineering and EA Firms – All Cultural Facilities WorkÂ
• Top 65 Cultural Facilities Contractors and CM Firms – All Cultural Facilities WorkÂ
04. Cultural Facilities – Museums and GalleriesÂ
• Top 70 Cultural Facilities Architecture and AE Firms – Museums and GalleriesÂ
• Top 40 Cultural Facilities Engineering and EA Firms – Museums and GalleriesÂ
• Top 40 Cultural Facilities Contractors and CM Firms – Museums and Galleries
05. Cultural Facilities – Performing Arts and Concert VenuesÂ
• Top 60 Cultural Facilities Architecture and AE Firms – Performing Arts and Concert VenuesÂ
• Top 40 Cultural Facilities Engineering and EA Firms – Performing Arts and Concert VenuesÂ
• Top 35 Cultural Facilities Contractors and CM Firms – Performing Arts and Concert Venues
06. Cultural Facilities – Public LibrariesÂ
• Top 50 Cultural Facilities Architecture and AE Firms – Public LibrariesÂ
• Top 30 Cultural Facilities Engineering and EA Firms – Public LibrariesÂ
• Top 20 Cultural Facilities Contractors and CM Firms – Public Libraries
07. Data Centers      Â
• Top 30 Data Center Sector Architecture and AE FirmsÂ
• Top 60 Data Center Sector Engineering and EA FirmsÂ
• Top 50 Data Center Sector Contractors and CM Firms
08. Design-Build WorkÂ
• Top 90 Design-Build Construction Firms
09. Government - All Government Buildings WorkÂ
• Top 170 Government Sector Architecture + AE Firms - All Government WorkÂ
• Top 90 Government Sector Engineering + EA Firms - All Government WorkÂ
• Top 100 Government Sector Contractors + CM Firms - All Government Work
10. Government - Federal Civilian GovernmentÂ
• Top 70 Federal Government Architecture + AE Firms Â
• Top 60 Federal Government Engineering + EA Firms Â
• Top 50 Federal Government Contractors + CM FirmsÂ
11. Government - Local Government BuildingsÂ
• Top 150 Local Government Architecture + AE Firms Â
• Top 80 Local Government Engineering + EA Firms Â
• Top 80 Local Government Contractors + CM FirmsÂ
12. Government - State Government BuildingsÂ
• Top 90 State Government Architecture + AE Firms Â
• Top 50 State Government Engineering + EA Firms Â
• Top 50 State Government Contractors + CM Firms
13. Government - MilitaryÂ
• Top 40 Military Facility Architecture + AE Firms Â
• Top 50 Military Facility Engineering + EA Firms Â
• Top 35 Military Facility Contractors + CM FirmsÂ
14. Government - Veterans Administration FacilitiesÂ
• Top 35 Veterans Affairs (VA) Facility Architecture + AE Firms Â
• Top 20 Veterans Affairs (VA) Facility Engineering + EA Firms Â
• Top 15 Veterans Affairs (VA) Facility Contractors + CM Firms
15. Healthcare – All Healthcare Facilities WorkÂ
• Top 175 Healthcare Sector Architecture and AE FirmsÂ
• Top 90 Healthcare Sector Engineering and EA FirmsÂ
• Top 115 Healthcare Sector Contractors and CM Firms   Â
16. Healthcare – HospitalsÂ
• Top 130 Hospital Facility Architecture and AE FirmsÂ
• Top 80 Hospital Facility Engineering and EA FirmsÂ
• Top 90 Hospital Facility Contractors and CM FirmsÂ
17. Healthcare – Medical Office Buildings, Dental OfficesÂ
• Top 110 Medical Office Building Architecture and AE FirmsÂ
• Top 50 Medical Office Building Engineering and EA FirmsÂ
• Top 70 Medical Office Building Contractors and CM Firms
18. Healthcare – Outpatient Facilities Â
• Top 100 Outpatient Facility Architecture and AE FirmsÂ
• Top 40 Outpatient Facility Engineering and EA FirmsÂ
• Top 60 Outpatient Facility Contractors and CM Firms
19. Hospitality – All Hospitality Facilities Work (Hotels, Resorts, Casinos)Â
• Top 130 Hospitality Facility Sector Architecture and AE FirmsÂ
• Top 75 Hospitality Facility Engineering and EA FirmsÂ
• Top 80 Hospitality Facility Contractors and CM Firms
20. Hospitality — Hotel, ResortsÂ
• Top 120 Hotel Sector Architecture and AE Firms
• Top 70 Hotel and Resort Engineering and EA FirmsÂ
• Top 80 Hotel and Resort Contractors and CM Firms
21. Hospitality — CasinosÂ
• Top 10 Casino Architecture and AE FirmsÂ
• Top 25 Casino Engineering and EA FirmsÂ
• Top 25 Casino Contractors and CM FirmsÂ
22. Industrial Buildings — Manufacturing Plants, WarehousesÂ
• Top 100 Industrial Facility Architecture and AE FirmsÂ
• Top 90 Industrial Facility Engineering and EA FirmsÂ
• Top 100 Industrial Facility Contractors and CM FirmsÂ
    Â
23. Integrated Project Delivery (IPD)Â
• Top 20 Integrated Project Delivery (IPD) Construction Firms
24. Multifamily — All Multifamily Facilities WorkÂ
Top 190 Multifamily Sector Architecture and AE Firms — All Multifamily Facilities WorkÂ
Top 75 Multifamily Sector Engineering and EA Firms — All Multifamily Facilities WorkÂ
Top 115 Multifamily Sector Contractors and CM Firms — All Multifamily Facilities Work
25. Multifamily — Apartments, CondominiumsÂ
Top 160 Multifamily Sector Architecture and AE Firms — Apartments, Condominiums WorkÂ
Top 70 Multifamily Sector Engineering and EA Firms — Apartments, Condominiums WorkÂ
Top 100 Multifamily Sector Contractors and CM Firms — Apartments, Condominiums Work
26. Multifamily — Senior Living FacilitiesÂ
Top 80 Multifamily Sector Architecture and AE Firms — Senior Living FacilitiesÂ
Top 40 Multifamily Sector Engineering and EA Firms — Senior Living FacilitiesÂ
Top 60 Multifamily Sector Contractors and CM Firms — Senior Living Facilities
27. Multifamily — Student Housing FacilitiesÂ
Top 90 Multifamily Sector Architecture and AE Firms — Student Housing FacilitiesÂ
Top 30 Multifamily Sector Engineering and EA Firms — Student Housing FacilitiesÂ
Top 40 Multifamily Sector Contractors and CM Firms — Student Housing Facilities
28. Office — All Office Building Work            Â
• Top 200 Office Sector Architecture and AE FirmsÂ
• Top 90 Office Sector Engineering and EA FirmsÂ
• Top 120 Office Sector Contractors and CM Firms
29. Office — Buildings/Core+Shell Â
• Top 140 Office Building Core+Shell Architecture + AE Firms Â
• Top 80 Office Building Core+Shell Engineering + EA FirmsÂ
• Top 100 Office Building Core+Shell Contractors and CM Firms
30. Office — Workplace/Interior Fitouts Â
• Top 160 Workplace/Interior Fitout Architecture and AE FirmsÂ
• Top 50 Workplace/Interior Fitout Engineering and EA FirmsÂ
• Top 80 Workplace/Interior Fitout Contractors and CM Firms
31. Parking StructuresÂ
• Top 60 Parking Structure Architecture and AE Firms Â
• Top 45 Parking Structure Engineering and EA FirmsÂ
• Top 55 Parking Structure Contractors + CM FirmsÂ
32. Public Safety/Justice FacilitiesÂ
• Top 90 Justice Facility/Public Safety Sector Architecture and AE FirmsÂ
• Top 60 Justice Facility/Public Safety Sector Engineering and EA FirmsÂ
• Top 50 Justice Facility/Public Safety Contractors + CM Firms
33. Reconstruction WorkÂ
• Top 200 Reconstruction Sector Architecture and AE FirmsÂ
• Top 70 Reconstruction Sector Engineering and EA FirmsÂ
• Top 140 Reconstruction Sector Contractors + CM Firms
34. Religious Structures/Places of WorshipÂ
• Top 80 Religious Facility Architecture and AE FirmsÂ
• Top 50 Religious Facility Engineering and EA FirmsÂ
• Top 40 Religious Facility Contractors + CM FirmsÂ
35. Retail — All Retail Buildings Work        Â
• Top 140 Retail Sector Architecture and AE Firms — All Retail Buildings WorkÂ
• Top 75 Retail Sector Engineering and EA Firms — All Retail Buildings WorkÂ
• Top 80 Retail Sector Contractors and CM Firms — All Retail Buildings Work
36. Retail — Entertainment Centers, Cineplexes, Theme ParksÂ
• Top 30 Retail Architecture and AE Firms — Entertainment Centers, Cineplexes, Theme ParksÂ
• Top 40 Retail Engineering and EA Firms — Entertainment Centers, Cineplexes, Theme ParksÂ
• Top 40 Retail Contractors and CM Firms — Entertainment Centers, Cineplexes, Theme Parks
37. Retail — Malls, Big Box Stores, Strip CentersÂ
• Top 90 Retail Architecture and AE Firms - Malls, Big Box Stores, Strip CentersÂ
• Top 60 Retail Engineering and EA Firms — Malls, Big Box Stores, Strip CentersÂ
• Top 60 Retail Contractors and CM Firms — Malls, Big Box Stores, Strip Centers
38. Retail — RestaurantsÂ
• Top 90 Retail Architecture and AE Firms — RestaurantsÂ
• Top 40 Retail Engineering and EA Firms — RestaurantsÂ
• Top 40 Retail Contractors and CM Firms — Restaurants
39. Science & Technology (S+T) Facilities - All S+T Buildings WorkÂ
• Top 100 Science + Technology Facility Architecture and AE FirmsÂ
• Top 70 Science + Technology Facility Engineering and EA FirmsÂ
• Top of 80 Science + Technology Facility Contractors and CM FirmsÂ
      Â
40. Science & Technology — LaboratoriesÂ
• Top 100 Laboratory Facility Architecture and AE FirmsÂ
• Top 60 Laboratory Facility Engineering and EA FirmsÂ
• Top 55 Laboratory Facility Contractors and CM Firms        Â
41. Schools — PK-12, Public, Private, Charter, MilitaryÂ
• Top 170 K-12 School Sector Architecture and AE FirmsÂ
• Top 80 K-12 School Sector Engineering and EA FirmsÂ
• Top 100 K-12 School Sector Contractors and CM Firms
42. Sports Facilities/Stadiums/Recreation Facilities Â
• Top 130 Sports Facility Architecture and AE FirmsÂ
• Top 70 Sports Facility Engineering and EA FirmsÂ
• Top 70 Sports Facility Contractors and CM Firms   Â
43. Telecommunications BuildingsÂ
• Top 10 Telecommunications Facility Sector Architecture and AE FirmsÂ
• Top 25 Telecommunications Facility Sector Engineering and EA FirmsÂ
• Top 10 Telecommunications Facilities Contractors + CM Firms
44. Transit Facilities — Bus/Rail Terminals and StationsÂ
• Top 40 Transit Facility Architecture and AE FirmsÂ
• Top 40 Transit Facility Engineering and EA FirmsÂ
• Top 25 Transit Facilities Contractors + CM Firms
45. University / College Facilities Â
• Top 170 University Sector Architecture and AE FirmsÂ
• Top 80 University Sector Engineering and EA FirmsÂ
• Top 100 University Sector Contractors and CM Firms
Â
PAST GIANTS 400 REPORTS
2022 Giants 400 Report
2021 Giants 400 ReportÂ
2020 Giants 400 ReportÂ
2019 Giants 300 ReportÂ
2018Â Giants 300 ReportÂ
2017Â Giants 300 Report
Related Stories
| Aug 12, 2016
Top 30 Science + Technology Construction Firms
Skanska USA, Suffolk Construction Co., and The Whiting-Turner Contracting Co. top Building Design+Construction’s annual ranking of the nation’s largest science + technology sector construction and construction management firms, as reported in the 2016 Giants 300 Report.
| Aug 12, 2016
Top 40 Science + Technology Architecture Firms
Perkins+Will, HDR, and HOK top Building Design+Construction’s annual ranking of the nation’s largest science + technology sector architecture and A/E firms, as reported in the 2016 Giants 300 Report.
| Aug 12, 2016
OFFICE GIANTS: Technology is giving office workers the chance to play musical chairs
Technology is redefining how offices function and is particularly salient in the growing trend of "hoteling" and "hot seating" or "free addressing."
| Aug 12, 2016
Top 70 Office Engineering Firms
Jacobs, AECOM, and Thornton Tomasetti top Building Design+Construction’s annual ranking of the nation’s largest office sector engineering and E/A firms, as reported in the 2016 Giants 300 Report.
| Aug 12, 2016
Top 100 Office Construction Firms
Turner Construction Co., Structure Tone, and Gilbane Building Co. top Building Design+Construction’s annual ranking of the nation’s largest office sector construction and construction management firms, as reported in the 2016 Giants 300 Report.
| Aug 12, 2016
Top 100 Office Architecture Firms
Gensler, HOK, and Perkins+Will top Building Design+Construction’s annual ranking of the nation’s largest office sector architecture and A/E firms, as reported in the 2016 Giants 300 Report.
| Aug 11, 2016
RETAIL GIANTS: Retailers and developers mix it up to stay relevant with shoppers
Retail is becoming closely aligned with entertainment, and malls that can be repositioned as lifestyle centers will have enhanced value.
| Aug 10, 2016
Top 50 Retail Engineering Firms
Jacobs, Henderson Engineers, and WSP | Parsons Brinckerhoff top Building Design+Construction’s annual ranking of the nation’s largest retail sector engineering and E/A firms, as reported in the 2016 Giants 300 Report.
| Aug 10, 2016
Top 80 Retail Construction Firms
VCC, PCL Construction Enterprises, and The Whiting-Turner Contracting Co. top Building Design+Construction’s annual ranking of the nation’s largest retail sector construction and construction management firms, as reported in the 2016 Giants 300 Report.
| Aug 10, 2016
Top 90 Retail Architecture Firms
Gensler, GreenbergFarrow, and MG2 top Building Design+Construction’s annual ranking of the nation’s largest retail sector architecture and A/E firms, as reported in the 2016 Giants 300 Report.
