| Business | Phone |
| Apropos Technology Inc 1111 3rd Ave 2500, Seattle 98101 | (206) 583-8375 |
| Ashley J Sun 4722 12th Ave Ne, Seattle 98105 | (206) 547-8228 |
| Bacgen Technologies 4015 Beach Dr Sw, Seattle 98116 | (206) 932-2382 |
| Bedford Capital Consulting 3213 W Wheeler St 500, Seattle 98199 | (206) 464-8484 |
| D J Mahler 1515 Ne 105th St, Seattle 98125 | (206) 523-8813 |
| Pacific Engineering Tech 1300 Dexter Ave N 100, Seattle 98109 | (206) 281-7500 |
| Egineering Solutions 6300 Southcenter Blvd, Seattle 98188 | (206) 241-7872 |
| Ibi Group 506 2nd Ave, Seattle 98104 | (206) 521-9091 |
| Geralyn Reinart 1319 Dexter Ave N, Seattle 98109 | (206) 285-9035 |
| Geminus Technology Development Seattle 98116 | (206) 932-4541 |
| Integrity Structural Engrg 4124 Interlake Ave N, Seattle 98103 | (206) 547-1379 |
| Jerry A Middaugh 1932 1st Ave 1003, Seattle 98101 | (206) 441-4328 |
| Engineering Economics Inc 1201 Western Ave 325, Seattle 98101 | (206) 622-1001 |
| Franklin Engineering Seattle 98101 | (206) 623-7255 |
| Kcm Intl 1917 1st Ave, Seattle 98101 | (206) 443-1667 |
| Keen Engineering Inc 1932 1st Ave 307, Seattle 98101 | (206) 770-7779 |
| Kpff Consulting Engineers 101 Stewart St 101, Seattle 98101 | (206) 382-0600 |
| Kpff Inc 1601 5th Ave 1600, Seattle 98101 | (206) 622-5822 |
| M W Consulting Engineers 1111 3rd Ave 2500, Seattle 98101 | (206) 583-8376 |
| Magnusson Klemencic Assoc 1301 5th Ave 3200, Seattle 98101 | (206) 292-1200 |
| Martens Chan Inc Wa 1200 6th Ave, Seattle 98101 | (206) 298-9818 |
| Mendenhall Consulting 1420 5th Ave 2200, Seattle 98101 | (206) 224-3498 |
| Mla Engineering 1411 4th Ave 1111, Seattle 98101 | (206) 264-2727 |
| N G Jacobson & Assoc Inc 500 Union St 435, Seattle 98101 | (206) 624-7863 |
| Notkin Engineering Inc 1100 Olive Way 320, Seattle 98101 | (206) 448-1911 |
| Pace Engineering Inc 1601 2nd Ave 1000, Seattle 98101 | (206) 441-1855 |
| Pacific Rim Consulting 1420 5th Ave 2200, Seattle 98101 | (206) 224-2889 |
| Parks Consulting Seattle 98101 | (206) 382-2424 |
| Quantum Consulting Engineers 1511 3rd Ave 323, Seattle 98101 | (206) 957-3900 |
| Ridolfi Engineers Inc 1411 4th Ave, Seattle 98101 | (206) 682-4608 |
| Rose Water Engineering Inc 101 Stewart St 407, Seattle 98101 | (206) 441-9385 |
| Samuel C Roskin & Assoc 1904 3rd Ave 934, Seattle 98101 | (206) 624-6366 |
| Seattle Structural Ps Inc 1411 4th Ave 760, Seattle 98101 | (206) 343-3000 |
| Sliderule Engineering Works 1932 1st Ave, Seattle 98101 | (206) 728-4844 |
| Sparling 720 Olive Way 1400, Seattle 98101 | (206) 667-0555 |
| Tetra Tech/Kcm 1420 5th Ave 600, Seattle 98101 | (206) 883-9300 |
| Urs Corp 1501 4th Ave 1400, Seattle 98101 | (206) 438-2700 |
| Yantis Acoustical Design 720 Olive Way 1400, Seattle 98101 | (206) 583-0465 |
| Pacific Groundwater Group 2377 Eastlake Ave E, Seattle 98102 | (206) 329-0141 |
| S R Miller & Assoc 2343 Yale Ave E, Seattle 98102 | (206) 325-8079 |
| Settlement Trust Consulting 219 E Galer St, Seattle 98102 | (206) 709-8787 |
| Laser Design 619 N 35th St, Seattle 98103 | (206) 547-0670 |
| Madison Engineering 543 N 83rd St, Seattle 98103 | (206) 834-0002 |
| Mecar Inc 4717 Phinney Ave N, Seattle 98103 | (206) 624-0398 |
| Mitchell Engineering Inc 4119 Stone Way N, Seattle 98103 | (206) 548-1510 |
| Mvm Development & Const Inc 7900 E Green Lake Dr N, Seattle 98103 | (206) 523-9239 |
| Nse Composites Stress Svc 1011 N Northlake Way, Seattle 98103 | (206) 545-4888 |
| Reed & Assoc Consulting Engrs 4717 Phinney Ave N, Seattle 98103 | (206) 624-0396 |
| Robb Electric Co 125 N 36th St, Seattle 98103 | (206) 545-8088 |
| Robert H Perry Yacht Designers 5801 Phinney Ave N 100, Seattle 98103 | (206) 789-7212 |
| Shannon & Wilson Inc 400 N 34th St 100, Seattle 98103 | (206) 632-8020 |
| Sound Progression 9728 Dayton Ave N, Seattle 98103 | (206) 297-6265 |
| United Pacific Engineers 4000 Aurora Ave N 205, Seattle 98103 | (206) 547-2274 |
| K M Maw Assoc 810 3rd Ave, Seattle 98104 | (206) 624-7146 |
| Kennedy/Jenks Consultants 711 3rd Ave 790, Seattle 98104 | (206) 652-4905 |
| Lin & Assoc 719 2nd Ave 1218, Seattle 98104 | (206) 621-1218 |
| M W Consulting Engineers 911 Western Ave 301, Seattle 98104 | (206) 515-4004 |
| Nielsen Wurster Group Inc 719 2nd Ave 700, Seattle 98104 | (206) 386-5250 |
| Parsons Brinckerhoff Quade 999 3rd Ave 2200, Seattle 98104 | (206) 382-5200 |
| Peratrovich Nottingham & Drage 811 1st Ave 570, Seattle 98104 | (206) 624-1387 |
| Putnam Collins Scott Assoc 811 1st Ave 510, Seattle 98104 | (206) 292-5076 |
| Rosenbluth Travel 701 5th Ave 1850, Seattle 98104 | (206) 389-8100 |
| Ridolfi Inc 1011 Western Ave 1006, Seattle 98104 | (206) 682-7294 |
| Springline Design 811 1st Ave, Seattle 98104 | (206) 957-8311 |
| Summit Technology Consulting 615 2nd Ave 580, Seattle 98104 | (206) 622-0222 |
| Svr Design Co 815 Western Ave 400, Seattle 98104 | (206) 223-0326 |
| Wiss Janney Elstner Assoc 83 S King St 600, Seattle 98104 | (206) 622-1441 |
| Zipper Zeman Assoc Inc 811 1st Ave 404, Seattle 98104 | (206) 264-8295 |
| Nalis Peter Gintautas 4552 51st Ave Ne, Seattle 98105 | (206) 527-7073 |
| Pangeo Inc 3414 Ne 55th St, Seattle 98105 | (206) 262-0370 |
| Raman Associates 5220 Roosevelt Way Ne, Seattle 98105 | (206) 522-0084 |
| Shapton & Partners Inc 4530 Union Bay Pl Ne 200, Seattle 98105 | (206) 522-3722 |
| Water Systems Spec Inc 5808 Princeton Ave Ne, Seattle 98105 | (206) 524-5611 |
| Rip Tide Design 3958 6th Ave Nw, Seattle 98107 | (206) 789-7165 |
| Robert Denny Watt 5214 Ballard Ave Nw, Seattle 98107 | (206) 784-3500 |
| Shearer Design 3500 1st Ave Nw, Seattle 98107 | (206) 781-7830 |
| Structural Concrete Software 611 Nw 41st St, Seattle 98107 | (206) 783-9556 |
| Tjm Seattle 98107 | (206) 297-8823 |
| Malm Engineers 5511 6th Ave S, Seattle 98108 | (206) 270-0450 |
| Pds Engineering 5701 6th Ave S 540, Seattle 98108 | (206) 767-2773 |
| Psi 7400 3rd Ave S, Seattle 98108 | (206) 762-4664 |
| Weaver Engineering 519 S Elmgrove St, Seattle 98108 | (206) 762-1599 |
| Williams Form Engineering Corp 727 S 96th St, Seattle 98108 | (206) 763-3991 |
| Kpg Inc 753 9th Ave N, Seattle 98109 | (206) 286-1640 |
| Lucia Engineering 302a Valley St, Seattle 98109 | (206) 790-8039 |
| Neil H Twelker & Assoc 610 Wheeler St 404, Seattle 98109 | (206) 284-2410 |
| Northwest Numerics Inc 2 Dravus St, Seattle 98109 | (206) 352-8030 |
| Pac Land 1144 Eastlake Ave E 601, Seattle 98109 | (206) 522-9510 |
| Perbix Bykonen 820 John St, Seattle 98109 | (206) 264-7784 |
| Resource Planning Assoc 113 Lynn St, Seattle 98109 | (206) 282-1681 |
| Sahale Llc 2501 Westlake Ave N, Seattle 98109 | (206) 784-5795 |
| Sider & Byers Assoc Inc 192 Nickerson St 300, Seattle 98109 | (206) 285-2966 |
| Structural Systems Engineering 8 Boston St 9, Seattle 98109 | (206) 285-0861 |
| Travis Fitzmaurice & Assoc 701 Dexter Ave N 400, Seattle 98109 | (206) 285-7228 |
| Weaver Engineering Co 150 Nickerson St, Seattle 98109 | (206) 352-8027 |
| Weston Solutions Inc 190 Queen Anne Ave N 200, Seattle 98109 | (206) 521-7600 |
| Madison Park Place 2000 43rd Ave E, Seattle 98112 | (206) 322-3414 |
| Quintana Consulting 2053 41st Ave E, Seattle 98112 | (206) 726-9830 |
| Richard Ballinger Consulting 3136 E Madison St 300s, Seattle 98112 | (206) 324-6461 |
| Robert Bernstein Inc 507 18th Ave E, Seattle 98112 | (206) 325-4320 |
| Kocer Consulting & Engineering 4264 Ne 74th St, Seattle 98115 | (206) 528-0111 |
| Pacific Coast Building Prdcts Seattle 98115 | (206) 529-8122 |
| Paul Panagakis & Co 4944 Ne 85th St, Seattle 98115 | (206) 624-7172 |
| Pavement Consultants Inc 7530 Roosevelt Way Ne, Seattle 98115 | (206) 523-9796 |
| Sae Inc 7344 40th Ave Ne, Seattle 98115 | (206) 527-9675 |
| Smith & Huston 8618 Roosevelt Way Ne, Seattle 98115 | (206) 448-8448 |
| Quixote Transportation Safety 4128 1/2 California Ave Sw225, Seattle 98116 | (206) 932-6146 |
| Metso Paper 9526 12th Ave Nw, Seattle 98117 | (206) 706-0838 |
| Moisture Tech Nw 4730 32nd Ave S 311, Seattle 98118 | (206) 760-1652 |
| Kurt Hughes Sailing Designs 612 1/2 W Mcgraw St, Seattle 98119 | (206) 284-6346 |
| Levelton Inc 200 1st Ave W 400, Seattle 98119 | (206) 233-9499 |
| Little Secrets 1443 Elliott Ave W, Seattle 98119 | (206) 285-7811 |
| Madsen Kneppers & Assoc 200 W Thomas St 450, Seattle 98119 | (206) 267-2927 |
| Washington State Maritime 100 W Harrison St S560, Seattle 98119 | (206) 448-7557 |
| Peterson Strehle Martinson 2200 6th Ave 601, Seattle 98121 | (206) 622-4580 |
| Rfa Structural Engineers 2013 4th Ave 202, Seattle 98121 | (206) 615-9700 |
| Robert Fossatti Assoc 2030 1st Ave 203, Seattle 98121 | (206) 256-1803 |
| Swenson Say Faget 2124 3rd Ave 100, Seattle 98121 | (206) 443-6212 |
| West Consultants Inc 2101 4th Ave, Seattle 98121 | (206) 441-4212 |
| E Steven Toth 321 30th Ave, Seattle 98122 | (206) 860-7480 |
| Ma Wright Llc 1101 E Pike St 2, Seattle 98122 | (206) 322-6354 |
| Pbp Engineering 1615 37th Ave, Seattle 98122 | (206) 324-4927 |
| Peter A Opsahl Structural Engr 1101 E Pike St 2, Seattle 98122 | (206) 322-4518 |
| Richard Hudson & Assoc Inc 1605 12th Ave 18, Seattle 98122 | (206) 324-6160 |
| Robert Foley & Assoc 918 E Denny Way, Seattle 98122 | (206) 324-1908 |
| Saiyed Engineering Group Inc 11009 15th Ave Ne, Seattle 98125 | (206) 365-1335 |
| Sajan Inc 13020 39th Ave Ne 106, Seattle 98125 | (206) 363-6762 |
| Terraforma Design Group 5212 37th Ave Sw, Seattle 98126 | (206) 923-0590 |
| Jrp Engineering 2150 N 107th St 375, Seattle 98133 | (206) 361-7100 |
| Key Engineering 12538 Dayton Ave N, Seattle 98133 | (206) 366-9604 |
| Marrs Services Inc 10700 Meridian Ave N, Seattle 98133 | (206) 365-6899 |
| North Face Exteriors Inc 14328 Linden Ave N, Seattle 98133 | (206) 361-0255 |
| Pacrim Geotechnical 10700 Meridian Ave N 210, Seattle 98133 | (206) 365-8770 |
| Remediation Technologies Inc 1011 Sw Klickitat Way 207, Seattle 98134 | (206) 624-9349 |
| Mark C Siegenthaler Consulting 5616 44th Ave Sw, Seattle 98136 | (206) 935-8323 |
| S E Stephens Consulting 8214 Northrop Pl Sw, Seattle 98136 | (206) 937-0770 |
| Vikek Engineering Po Box 85122, Seattle 98145 | (206) 542-1636 |
| Lorilla Engineering Inc Po Box 46018, Seattle 98146 | (206) 241-7287 |
| Tkg Consulting Engineers Inc 1001 4th Ave 3700, Seattle 98154 | (206) 381-9911 |
| Robison Engineering Inc 20300 19th Ave Ne, Seattle 98155 | (206) 364-3343 |
| Sunrise Engineers Inc 14719 12th Ave Ne, Seattle 98155 | (206) 365-0507 |
| Taylor Scientific Engineering 4658 Ne 178th St, Seattle 98155 | (206) 362-1074 |
| Keithly Welsh Assoc 14237 Ambaum Blvd Sw R, Seattle 98166 | (206) 246-1359 |
| Kdd & Assoc Llc 3229 S 148th St, Seattle 98168 | (206) 829-0100 |
| Lund Engineering 12600 Interurban Ave S, Seattle 98168 | (206) 973-1025 |
| Patrick Harron & Assoc 14900 Interurban Ave S 279, Seattle 98168 | (206) 674-4659 |
| Secor International Inc 12805 1st Ave S, Seattle 98168 | (206) 988-3768 |
| Shounco Design Studios 14900 Interurban Ave S, Seattle 98168 | (206) 674-4557 |
| Milburn Engineering 12024 7th Ave Nw, Seattle 98177 | (206) 365-2818 |
| Gary E Mansell Po Box 78191, Seattle 98178 | (206) 772-7724 |
| Takahashi Consultant 11541 76th Ave S, Seattle 98178 | (206) 772-1139 |
| Norpac Consulting Eng 932 Industry Dr, Seattle 98188 | (206) 575-4196 |
| Northwest Hydraulic Consultant 16300 Christensen Rd 350, Seattle 98188 | (206) 241-6000 |
| Pacific Engineering Design Llc 15445 53rd Ave S, Seattle 98188 | (425) 336-6976 |
| Parsons Corp 17900 International Blvd, Seattle 98188 | (206) 431-4970 |
| Rillos Engineering 19950 International Blvd, Seattle 98188 | (206) 592-1662 |
| Scientech Llc 16300 Christensen Rd 300, Seattle 98188 | (206) 248-1818 |
| Mac Donald Co Inc 24913 11th Ave S, Seattle 98198 | (206) 824-0534 |
| Poppa Consulting 20912 2nd Ave S, Seattle 98198 | (206) 878-5947 |
| Skandea Engineering 22030 7th Ave S 201, Seattle 98198 | (206) 824-0244 |
| Navtech Inc 4209 21st Ave W 202, Seattle 98199 | (206) 282-6288 |
| Trans Marine Propulsion Systs 4200 24th Ave W, Seattle 98199 | (206) 282-9142 |