| Rank | 
			Company | 
			2013 Green Building Revenue | 
		
		
			| 1 | 
			Gensler | 
			$643,550,000 | 
		
		
			| 2 | 
			Stantec | 
			$218,455,849 | 
		
		
			| 3 | 
			Skidmore, Owings & Merrill | 
			$200,715,207 | 
		
		
			| 4 | 
			HOK | 
			$182,729,000 | 
		
		
			| 5 | 
			Perkins+will | 
			$172,380,000 | 
		
		
			| 6 | 
			HKS | 
			$145,277,316 | 
		
		
			| 7 | 
			NBBJ | 
			$97,439,000 | 
		
		
			| 8 | 
			SmithGroupJJR | 
			$77,200,000 | 
		
		
			| 9 | 
			DLR Group | 
			$72,600,000 | 
		
		
			| 10 | 
			EYP Architecture & Engineering | 
			$64,000,000 | 
		
		
			| 11 | 
			Kohn Pedersen Fox Associates | 
			$63,979,000 | 
		
		
			| 12 | 
			CannonDesign | 
			$55,300,000 | 
		
		
			| 13 | 
			Perkins Eastman | 
			$54,250,000 | 
		
		
			| 14 | 
			Hammel, Green and Abrahamson | 
			$52,620,000 | 
		
		
			| 15 | 
			RTKL Associates | 
			$52,183,809 | 
		
		
			| 16 | 
			Page | 
			$50,350,000 | 
		
		
			| 17 | 
			ZGF Architects | 
			$48,631,426 | 
		
		
			| 18 | 
			Fentress Architects | 
			$44,424,100 | 
		
		
			| 19 | 
			LPA | 
			$43,717,559 | 
		
		
			| 20 | 
			EwingCole | 
			$41,100,000 | 
		
		
			| 21 | 
			Corgan | 
			$39,140,000 | 
		
		
			| 22 | 
			NORR | 
			$36,282,900 | 
		
		
			| 23 | 
			HDR | 
			$30,960,000 | 
		
		
			| 24 | 
			Ennead Architects | 
			$30,044,000 | 
		
		
			| 25 | 
			Payette | 
			$28,737,818 | 
		
		
			| 26 | 
			Moody Nolan | 
			$25,291,567 | 
		
		
			| 27 | 
			FXFOWLE Architects | 
			$25,024,376 | 
		
		
			| 28 | 
			Clark Nexsen | 
			$23,430,000 | 
		
		
			| 29 | 
			Little | 
			$21,678,688 | 
		
		
			| 30 | 
			Westlake Reed Leskosky | 
			$21,505,000 | 
		
		
			| 31 | 
			Kirksey | 
			$19,735,865 | 
		
		
			| 32 | 
			CO Architects | 
			$19,569,400 | 
		
		
			| 33 | 
			HNTB Corp. | 
			$18,463,488 | 
		
		
			| 34 | 
			RS&H | 
			$17,150,000 | 
		
		
			| 35 | 
			MulvannyG2 Architecture | 
			$17,000,000 | 
		
		
			| 36 | 
			Wilson Architects | 
			$16,075,000 | 
		
		
			| 37 | 
			WDG Architecture | 
			$15,919,000 | 
		
		
			| 38 | 
			Flad Architects | 
			$15,820,000 | 
		
		
			| 39 | 
			NAC|Architecture | 
			$14,845,341 | 
		
		
			| 40 | 
			Moseley Architects | 
			$14,708,447 | 
		
		
			| 41 | 
			Harley Ellis Devereaux | 
			$14,120,000 | 
		
		
			| 42 | 
			Beyer Blinder Belle | 
			$12,093,637 | 
		
		
			| 43 | 
			Hoefer Wysocki Architecture | 
			$11,870,000 | 
		
		
			| 44 | 
			LMN Architects | 
			$11,678,200 | 
		
		
			| 45 | 
			Morris Architects | 
			$11,457,250 | 
		
		
			| 46 | 
			S/L/A/M Collaborative, The | 
			$11,117,000 | 
		
		
			| 47 | 
			RNL | 
			$11,069,000 | 
		
		
			| 48 | 
			Legat Architects | 
			$10,730,000 | 
		
		
			| 49 | 
			Francis Cauffman | 
			$10,518,044 | 
		
		
			| 50 | 
			HMFH Architects | 
			$10,354,546 | 
		
		
			| 51 | 
			GBBN Architects | 
			$9,755,000 | 
		
		
			| 52 | 
			Rule Joy Trammell + Rubio | 
			$9,500,000 | 
		
		
			| 53 | 
			Davis Brody Bond | 
			$9,135,449 | 
		
		
			| 54 | 
			Symmes Maini & McKee Associates | 
			$9,015,000 | 
		
		
			| 55 | 
			Carrier Johnson + Culture | 
			$8,327,863 | 
		
		
			| 56 | 
			Cambridge Seven Associates | 
			$8,047,200 | 
		
		
			| 57 | 
			Cooper Carry | 
			$7,547,433 | 
		
		
			| 58 | 
			Good Fulton & Farrell | 
			$7,320,000 | 
		
		
			| 59 | 
			Gresham, Smith and Partners | 
			$7,256,000 | 
		
		
			| 60 | 
			LS3P | 
			$7,137,875 | 
		
		
			| 61 | 
			Hastings+Chivetta Architects | 
			$6,894,417 | 
		
		
			| 62 | 
			RBB Architects | 
			$6,678,340 | 
		
		
			| 63 | 
			Goettsch Partners | 
			$6,630,000 | 
		
		
			| 64 | 
			Epstein | 
			$6,371,200 | 
		
		
			| 65 | 
			Array Architects | 
			$6,345,149 | 
		
		
			| 66 | 
			Margulies Perruzzi Architects | 
			$5,795,725 | 
		
		
			| 67 | 
			Slaterpaull Architects | 
			$5,776,835 | 
		
		
			| 68 | 
			Shepley Bulfinch | 
			$5,760,000 | 
		
		
			| 69 | 
			SchenkelShultz Architecture | 
			$5,712,000 | 
		
		
			| 70 | 
			WHR Architects | 
			$5,670,665 | 
		
		
			| 71 | 
			Fanning/Howey Associates | 
			$5,382,202 | 
		
		
			| 72 | 
			Smallwood, Reynolds, Stewart, Stewart & Associates | 
			$5,251,663 | 
		
		
			| 73 | 
			BRPH | 
			$5,043,670 | 
		
		
			| 74 | 
			Lord Aeck Sargent | 
			$4,651,497 | 
		
		
			| 75 | 
			HMC Architects | 
			$4,566,423 | 
		
		
			| 76 | 
			CTA Architects Engineers | 
			$4,490,555 | 
		
		
			| 77 | 
			VOA Associates | 
			$4,300,000 | 
		
		
			| 78 | 
			Hord Coplan Macht | 
			$4,100,000 | 
		
		
			| 79 | 
			IBI Group ? Gruzen Samton | 
			$4,000,000 | 
		
		
			| 80 | 
			Wight & Company | 
			$3,653,000 | 
		
		
			| 81 | 
			GWWO | 
			$3,614,254 | 
		
		
			| 82 | 
			FitzGerald Associates Architects | 
			$3,447,721 | 
		
		
			| 83 | 
			Ratio Architects | 
			$3,410,410 | 
		
		
			| 84 | 
			Bergmann Associates | 
			$3,380,000 | 
		
		
			| 85 | 
			Ashley McGraw Architects | 
			$3,234,890 | 
		
		
			| 86 | 
			H+L Architecture | 
			$3,085,440 | 
		
		
			| 87 | 
			Solomon Cordwell Buenz | 
			$3,000,000 | 
		
		
			| 88 | 
			Harvard Jolly Architecture | 
			$2,727,587 | 
		
		
			| 89 | 
			KZF Design | 
			$2,692,342 | 
		
		
			| 90 | 
			Sherlock, Smith & Adams | 
			$2,623,000 | 
		
		
			| 91 | 
			Sheehan Partners | 
			$2,545,000 | 
		
		
			| 92 | 
			Eppstein Uhen Architects | 
			$2,173,347 | 
		
		
			| 93 | 
			NTD Architecture | 
			$2,157,000 | 
		
		
			| 94 | 
			LawKingdon Architecture | 
			$2,000,000 | 
		
		
			| 95 | 
			Ware Malcomb | 
			$1,974,750 | 
		
		
			| 96 | 
			DLA Architects | 
			$1,805,700 | 
		
		
			| 97 | 
			PBK | 
			$1,658,000 | 
		
		
			| 98 | 
			Heery International | 
			$1,636,511 | 
		
		
			| 99 | 
			BLTa | 
			$1,500,000 | 
		
		
			| 100 | 
			FKP Architects | 
			$1,500,000 | 
		
		
			| 101 | 
			Taylor Design | 
			$1,375,000 | 
		
		
			| 102 | 
			OZ Architecture | 
			$1,323,930 | 
		
		
			| 103 | 
			Swanke Hayden Connell Architects | 
			$1,265,000 | 
		
		
			| 104 | 
			Emersion Design | 
			$1,262,633 | 
		
		
			| 105 | 
			Ziegler Cooper | 
			$1,186,240 | 
		
		
			| 106 | 
			ai Design Group | 
			$1,118,669 | 
		
		
			| 107 | 
			BSA LifeStructures | 
			$1,068,000 | 
		
		
			| 108 | 
			Nadel | 
			$1,000,000 | 
		
		
			| 109 | 
			Parkhill, Smith & Cooper | 
			$825,570 | 
		
		
			| 110 | 
			SHW Group | 
			$821,000 | 
		
		
			| 111 | 
			DesignGroup | 
			$775,870 | 
		
		
			| 112 | 
			MBH Architects | 
			$650,000 | 
		
		
			| 113 | 
			Rosser International | 
			$525,000 | 
		
		
			| 114 | 
			Massa Montalto Architects | 
			$500,000 | 
		
		
			| 115 | 
			SEI Design Group | 
			$471,084 | 
		
	
		
			| Rank | 
			Company | 
			2013 Green Building Revenue | 
		
		
			| 1 | 
			AECOM Technology Corp. | 
			$301,500,000 | 
		
		
			| 2 | 
			Jacobs | 
			$165,165,603 | 
		
		
			| 3 | 
			Arup | 
			$156,298,412 | 
		
		
			| 4 | 
			WSP Group | 
			$90,000,000 | 
		
		
			| 5 | 
			URS Corp. | 
			$65,957,900 | 
		
		
			| 6 | 
			Thornton Tomasetti | 
			$58,060,000 | 
		
		
			| 7 | 
			KPFF Consulting Engineers | 
			$38,000,000 | 
		
		
			| 8 | 
			Syska Hennessy Group | 
			$32,525,920 | 
		
		
			| 9 | 
			M-E Engineers | 
			$29,388,000 | 
		
		
			| 10 | 
			Burns & McDonnell | 
			$28,889,404 | 
		
		
			| 11 | 
			Glumac | 
			$27,741,111 | 
		
		
			| 12 | 
			Smith Seckman Reid | 
			$23,813,690 | 
		
		
			| 13 | 
			BR+A Consulting Engineers | 
			$20,000,000 | 
		
		
			| 14 | 
			Parsons Brinckerhoff | 
			$18,261,821 | 
		
		
			| 15 | 
			Environmental Systems Design | 
			$18,000,000 | 
		
		
			| 16 | 
			Vanderweil Engineers | 
			$17,851,000 | 
		
		
			| 17 | 
			Dewberry | 
			$17,770,567 | 
		
		
			| 18 | 
			H&A Architects & Engineers | 
			$16,717,000 | 
		
		
			| 19 | 
			STV | 
			$14,600,000 | 
		
		
			| 20 | 
			Allen & Shariff | 
			$14,000,000 | 
		
		
			| 21 | 
			Affiliated Engineers | 
			$12,665,864 | 
		
		
			| 22 | 
			TLC Engineering for Architecture | 
			$11,206,177 | 
		
		
			| 23 | 
			KJWW Engineering Consultants | 
			$10,171,194 | 
		
		
			| 24 | 
			Bala Consulting Engineers | 
			$8,746,000 | 
		
		
			| 25 | 
			Henderson Engineers | 
			$7,960,000 | 
		
		
			| 26 | 
			RMF Engineering | 
			$7,800,000 | 
		
		
			| 27 | 
			Heapy Engineering | 
			$7,523,680 | 
		
		
			| 28 | 
			I. C. Thomasson Associates | 
			$7,500,000 | 
		
		
			| 29 | 
			CCRD Partners | 
			$7,200,000 | 
		
		
			| 30 | 
			Paulus, Sokolowski and Sartor | 
			$7,000,000 | 
		
		
			| 31 | 
			Leidos | 
			$6,840,000 | 
		
		
			| 32 | 
			Integrated Design Group | 
			$6,621,442 | 
		
		
			| 33 | 
			Interface Engineering | 
			$5,755,069 | 
		
		
			| 34 | 
			Magnusson Klemencic Associates | 
			$5,645,586 | 
		
		
			| 35 | 
			AKF Group | 
			$5,300,000 | 
		
		
			| 36 | 
			Hixson Architecture, Engineering, Interiors | 
			$5,000,000 | 
		
		
			| 37 | 
			H.F. Lenz | 
			$4,947,000 | 
		
		
			| 38 | 
			M/E Engineering | 
			$4,550,000 | 
		
		
			| 39 | 
			Bridgers & Paxton Consulting Engineers | 
			$4,277,418 | 
		
		
			| 40 | 
			Ross & Baruzzini | 
			$4,000,000 | 
		
		
			| 41 | 
			Rist-Frost-Shumway Engineering | 
			$4,000,000 | 
		
		
			| 42 | 
			Spectrum Engineers | 
			$3,838,258 | 
		
		
			| 43 | 
			Barge Waggoner Sumner & Cannon | 
			$3,608,000 | 
		
		
			| 44 | 
			Aon Fire Protection Engineering Corp. | 
			$2,700,000 | 
		
		
			| 45 | 
			Coffman Engineers | 
			$2,500,000 | 
		
		
			| 46 | 
			OLA Consulting Engineers | 
			$2,500,000 | 
		
		
			| 47 | 
			TTG | 
			$2,249,116 | 
		
		
			| 48 | 
			Primera Engineers | 
			$2,200,000 | 
		
		
			| 49 | 
			Simpson Gumpertz & Heger | 
			$2,100,000 | 
		
		
			| 50 | 
			Joseph R. Loring & Associates | 
			$2,000,000 | 
		
		
			| 51 | 
			DeSimone Consulting Engineers | 
			$1,913,864 | 
		
		
			| 52 | 
			Walter P Moore and Associates | 
			$1,680,017 | 
		
		
			| 53 | 
			GHT Limited | 
			$1,500,000 | 
		
		
			| 54 | 
			GRW | 
			$1,235,020 | 
		
		
			| 55 | 
			CJL Engineering | 
			$1,235,000 | 
		
		
			| 56 | 
			Wiss, Janney, Elstner Associates | 
			$1,000,000 | 
		
		
			| 57 | 
			RDK Engineers | 
			$1,000,000 | 
		
		
			| 58 | 
			KCI Technologies | 
			$800,000 | 
		
		
			| 59 | 
			Total Building Commissioning | 
			$762,246 | 
		
		
			| 60 | 
			SSOE Group | 
			$436,719 | 
		
		
			| 61 | 
			Newcomb & Boyd | 
			$375,000 | 
		
		
			| 62 | 
			Wick Fisher White | 
			$282,600 | 
		
		
			| 63 | 
			G&W Engineering Corp. | 
			$275,000 | 
		
		
			| 64 | 
			KLH Engineers | 
			$262,400 | 
		
		
			| 65 | 
			Sparling | 
			$259,409 | 
		
		
			| 66 | 
			ThermalTech Engineering | 
			$200,000 | 
		
		
			| 67 | 
			Dunham Associates | 
			$200,000 | 
		
		
			| 68 | 
			Wallace Engineering | 
			$150,000 | 
		
		
			| 69 | 
			Davis, Bowen & Friedel | 
			$55,152 | 
		
	
		
			| Rank | 
			Company | 
			2013 Green Building Revenue | 
		
		
			| 1 | 
			Turner Construction | 
			$4,771,040,000 | 
		
		
			| 2 | 
			Clark Group | 
			$2,966,700,000 | 
		
		
			| 3 | 
			Hensel Phelps | 
			$1,947,290,000 | 
		
		
			| 4 | 
			Gilbane | 
			$1,938,837,000 | 
		
		
			| 5 | 
			PCL Construction | 
			$1,867,860,000 | 
		
		
			| 6 | 
			Balfour Beatty US | 
			$1,758,575,276 | 
		
		
			| 7 | 
			Whiting-Turner Contracting Co., The | 
			$1,742,255,596 | 
		
		
			| 8 | 
			Hoffman Construction | 
			$1,715,000,000 | 
		
		
			| 9 | 
			Skanska USA | 
			$1,643,097,280 | 
		
		
			| 10 | 
			DPR Construction | 
			$1,319,821,218 | 
		
		
			| 11 | 
			Structure Tone | 
			$1,155,910,000 | 
		
		
			| 12 | 
			Lend Lease | 
			$1,133,052,000 | 
		
		
			| 13 | 
			Walsh Group, The | 
			$1,129,272,837 | 
		
		
			| 14 | 
			Mortenson Construction | 
			$996,600,000 | 
		
		
			| 15 | 
			Brasfield & Gorrie | 
			$946,715,944 | 
		
		
			| 16 | 
			Suffolk Construction | 
			$894,170,000 | 
		
		
			| 17 | 
			McCarthy Holdings | 
			$865,000,000 | 
		
		
			| 18 | 
			Holder Construction | 
			$844,000,000 | 
		
		
			| 19 | 
			Clayco | 
			$665,760,000 | 
		
		
			| 20 | 
			JE Dunn Construction | 
			$646,967,237 | 
		
		
			| 21 | 
			Hunt Construction Group | 
			$633,242,000 | 
		
		
			| 22 | 
			B. L. Harbert International | 
			$622,000,391 | 
		
		
			| 23 | 
			JLL | 
			$605,561,359 | 
		
		
			| 24 | 
			James G. Davis Construction | 
			$556,241,658 | 
		
		
			| 25 | 
			Austin Commercial | 
			$532,132,335 | 
		
		
			| 26 | 
			Hathaway Dinwiddie Construction | 
			$483,000,000 | 
		
		
			| 27 | 
			Consigli Construction | 
			$475,620,193 | 
		
		
			| 28 | 
			Manhattan Construction | 
			$358,530,000 | 
		
		
			| 29 | 
			Haskell | 
			$316,087,868 | 
		
		
			| 30 | 
			Messer Construction | 
			$285,184,434 | 
		
		
			| 31 | 
			C.W. Driver | 
			$280,000,000 | 
		
		
			| 32 | 
			Flintco | 
			$256,800,000 | 
		
		
			| 33 | 
			James McHugh Construction | 
			$250,935,618 | 
		
		
			| 34 | 
			Beck Group, The | 
			$222,813,701 | 
		
		
			| 35 | 
			Pepper Construction | 
			$214,370,000 | 
		
		
			| 36 | 
			Shawmut Design and Construction | 
			$206,077,730 | 
		
		
			| 37 | 
			Power Construction | 
			$201,000,000 | 
		
		
			| 38 | 
			W. M. Jordan Company | 
			$196,473,642 | 
		
		
			| 39 | 
			Adolfson & Peterson Construction | 
			$188,659,860 | 
		
		
			| 40 | 
			Sundt Construction | 
			$188,195,316 | 
		
		
			| 41 | 
			HITT Contracting | 
			$186,400,000 | 
		
		
			| 42 | 
			Yates Companies, The | 
			$179,800,000 | 
		
		
			| 43 | 
			Harkins Builders | 
			$178,000,000 | 
		
		
			| 44 | 
			Kraus-Anderson Construction | 
			$165,200,000 | 
		
		
			| 45 | 
			Clune Construction | 
			$148,160,567 | 
		
		
			| 46 | 
			CORE Construction Group | 
			$143,440,131 | 
		
		
			| 47 | 
			Bernards | 
			$140,000,000 | 
		
		
			| 48 | 
			Hill & Wilkinson | 
			$139,523,000 | 
		
		
			| 49 | 
			McGough | 
			$130,530,000 | 
		
		
			| 50 | 
			STV | 
			$124,138,000 | 
		
		
			| 51 | 
			LeChase Construction Services | 
			$118,000,000 | 
		
		
			| 52 | 
			Choate Construction | 
			$113,338,890 | 
		
		
			| 53 | 
			Rodgers Builders | 
			$111,810,534 | 
		
		
			| 54 | 
			Walbridge | 
			$102,300,000 | 
		
		
			| 55 | 
			O'Neil Industries/W.E. O'Neil | 
			$101,931,058 | 
		
		
			| 56 | 
			Absher Construction | 
			$98,940,523 | 
		
		
			| 57 | 
			Weis Builders | 
			$88,060,000 | 
		
		
			| 58 | 
			Robins & Morton | 
			$84,423,335 | 
		
		
			| 59 | 
			Carlson Design Construct | 
			$75,800,000 | 
		
		
			| 60 | 
			Leopardo Companies | 
			$71,803,019 | 
		
		
			| 61 | 
			Fortis Construction | 
			$63,800,000 | 
		
		
			| 62 | 
			Gray Construction | 
			$62,860,000 | 
		
		
			| 63 | 
			Coakley & Williams Construction | 
			$58,552,893 | 
		
		
			| 64 | 
			LPCiminelli | 
			$54,527,961 | 
		
		
			| 65 | 
			KBE Building Corp. | 
			$53,883,028 | 
		
		
			| 66 | 
			Juneau Construction | 
			$48,478,145 | 
		
		
			| 67 | 
			Wight & Company | 
			$46,494,000 | 
		
		
			| 68 | 
			E.W. Howell | 
			$46,431,000 | 
		
		
			| 69 | 
			Hill International | 
			$42,000,000 | 
		
		
			| 70 | 
			Weitz Company, The | 
			$36,404,974 | 
		
		
			| 71 | 
			New South Construction | 
			$34,500,000 | 
		
		
			| 72 | 
			Haselden Construction | 
			$26,967,492 | 
		
		
			| 73 | 
			Allen & Shariff | 
			$22,000,000 | 
		
		
			| 74 | 
			IMC Construction | 
			$19,642,493 | 
		
		
			| 75 | 
			Heery International | 
			$17,957,754 | 
		
		
			| 76 | 
			BlueScope Construction | 
			$14,089,111 | 
		
		
			| 77 | 
			S. M. Wilson & Co. | 
			$10,191,045 | 
		
		
			| 78 | 
			Stalco Construction | 
			$7,420,000 | 
		
		
			| 79 | 
			Bomel Construction | 
			$7,096,000 | 
		
		
			| 80 | 
			Boldt Company, The | 
			$5,530,590 | 
		
		
			| 81 | 
			Alberici Constructors | 
			$5,402,811 | 
		
		
			| 82 | 
			Parsons Brinckerhoff | 
			$1,944,262 | 
		
		
			| 83 | 
			Hoar Construction | 
			$631,000 |