| 3X METRICS | 4212 AIRPORT RD STE 205 | (513)-321-5560 |
| AC KNOX INC. | 525 PURCELL AVE | (513)-921-5028 |
| ADENA UTILITIES ENGINEERING | 3700 PARK 42 DR STE 155B | (513)-563-4911 |
| ADOW PROFESSIONALS INC. | 10921 REED HARTMAN HWY | (513)-891-5335 |
| ADVANCED FIBER TECHNOLOGY | 4710 INTERSTATE DR STE L | (513)-860-4446 |
| ADVANCED RTNING WALL CNSULTING | 3673 WILSHIRE AVE | (513)-321-3244 |
| AERO TECH CONSULTANTS | 3989 BEECHWOOD AVE | (513)-281-3079 |
| AES GROUP LLC | 230 NORTHLAND BLVD STE 300 | (513)-771-2374 |
| AIR CUSTOM SERVICES | PO BOX 9725 | (513)-321-5395 |
| ANSWER CO. | 5507 DRY RIDGE RD | (513)-385-9346 |
| ARTISAN MECHANICAL | 11567 GOLDCOAST DR | (513)-530-5555 |
| B & J ENGINEERING LLC | 10345 E MIAMI RIVER RD | (513)-741-0667 |
| BALKE ENGINEERS | 1848 SUMMIT RD | (513)-761-1700 |
| BAUMANN ENGINEERING | 10170 INTERNATIONAL BLVD | (513)-860-3999 |
| BBS PROFESSIONAL CORP. | 300 E BUSINESS WAY STE 400 | (513)-489-0779 |
| BECK R W | 10979 REED HARTMAN HWY | (513)-936-8955 |
| BELCAN CORP. | 10200 ANDERSON WAY | (513)-891-0972 |
| BELCAN ENGINEERING DIVISIONS | 11501 NORTHLAKE DR | (513)-247-0336 |
| BL PAYNE & ASSOCS INC. | 11479 COLERAIN AVE | (513)-385-5922 |
| BLAINE SMITH ENGINEERING SRVC | 9624 CINCINNATI COLUMBUS RD | (513)-777-7500 |
| BLUESTEIN PAUL H CO. | 3420 SECTION RD | (513)-731-3415 |
| BOILER & BURNER SYSTEMS | 1130 CONGRESS AVE | (513)-772-3963 |
| BRANDSTETTER CARROLL INC. | 424 E 4TH ST STE 4 | (513)-651-4224 |
| CBI | 312 PLUM ST | (513)-756-9768 |
| CDI TECHNICAL SERVICES | 4350 GLENDALE MILFORD RD | (513)-733-2300 |
| CDO TECHNOLOGIES INC. | 155 TRI COUNTY PKWY | (513)-772-1756 |
| CETCON INC. | 2800 E KEMPER RD | (513)-771-0050 |
| CH2M HILL CONSTRUCTORS INC. | 250 E 5TH ST STE 1500 | (513)-762-7605 |
| CITY OF NORWOOD | 4701 MONTGOMERY RD | (513)-458-4594 |
| CNE TECHNICAL TRAINING CO. | 525 VINE ST STE 1750 | (513)-793-2397 |
| COMPLETE ENGINEERING GROUP INC. | 1253 KEMPER MEADOW DR | (513)-674-0073 |
| CRAIG ASSOC | 1199 LINCOLN AVE | (513)-771-3320 |
| CRC TECHNOLOGIES | 11260 CHESTER RD | (513)-326-5120 |
| CSA NORTH AMERICA INC. | 839 COUNTRY CLUB DR | (513)-677-4440 |
| D & M ELECTRONICS | 2867 REBOR CT | (513)-741-1426 |
| DALE MABRY HEATING & METAL CO. | 11256 CORNELL PARK DR STE 512 | (513)-489-6853 |
| DANIEL R AERNI | 4165 PILLARS DR | (513)-321-6889 |
| DELTA GROUP | 4700 WILMER CT | (513)-321-3731 |
| DIXON BARRY Y ENGINEER | 811 RACE ST | (513)-579-0042 |
| DONALD E WASSERMAN INC. | 7910 MITCHELL FARM LN | (513)-891-9084 |
| DYNASIM RESEARCH | 1776 MENTOR AVE STE 428 | (513)-351-0617 |
| E PRIME | 4480 LAKE FOREST DR STE 4 | (513)-769-1916 |
| E TECHNOLOGIES GROUP | 130 TRI COUNTY PKWY STE 110 | (513)-771-7271 |
| EAGLE DESIGN INC. | 3314 HARRISON AVE | (513)-661-3886 |
| EAST GROUP ENGINEERING THE PA | 4225 MALSBARY RD | (513)-794-9797 |
| EBI | 1776 MENTOR AVE | (513)-841-0266 |
| ECO ENGINEERING INC. | 11815 HIGHWAY DR STE 600 | (513)-985-8300 |
| ELECTRONIC DESIGN SERVICES INC. | 4974 PROVIDENT DR | (513)-874-7756 |
| EMH & T | 8790 GOVERNORS HILL DR STE 110 | (513)-697-8701 |
| EN SOL INC. | 3696 VINEYARD RDG | (513)-769-9669 |
| ENVIRO AUDIT SERVICES INC. | 4100 EXECUTIVE PARK DR | (513)-554-0995 |
| EQM | 1310 KEMPER MEADOW DR | (513)-825-7500 |
| ETHAN A PARKER CNSLTNG ENGNR | 7000 CENTER ST | (513)-271-7000 |
| EVANS ENGINEERING & DSGN LLC | 3806 AULT PARK AVE | (513)-533-9699 |
| FLR MSBRGR SCOTT & MAY ENGNR | 10018 INTERNATIONAL BLVD | (513)-860-1070 |
| FOPPE TECHNICAL GROUP INC. | 11415 CENTURY CIR W | (513)-671-8144 |
| FRANKIE J BROOKS | 5238 CLEARLAKE DR | (513)-574-3417 |
| FRAZIER CO. | 1173 HOLLYWOOD AVE | (513)-931-3601 |
| FRX INC. | 11582 KEMPER WOODS DR | (513)-469-6040 |
| FUJIKASUI ENGINEERING CO. | 4555 LAKE FOREST DR STE 650 | (513)-563-3007 |
| GAVIN TECHNICAL SERVICE | 7665 TRAILWIND DR | (513)-793-1297 |
| GENESIS ENGINEERING INC. | 6840 ASHFIELD DR | (513)-745-9401 |
| GORDON REED | 6421 DESMOND ST | (513)-271-8581 |
| GRAHAM OBERMEYER & PARTNERS LTD | 205 W 4TH ST | (513)-621-7073 |
| GRYAMAN WLTER M CONSULTING ENG | 730 AVON FIELDS LN | (513)-281-6138 |
| HA WILLIAMS ASSOC INC. | 1 CROWNE POINT CT STE 260 | (513)-771-6640 |
| HAMILTON COUNTY BUILDINGS | 138 E COURT ST RM 504 | (513)-946-4502 |
| HARDIG GREGORY C ENGNRNG SRVC | 3415 BAUERWOOD DR | (513)-385-0447 |
| HAWA INC. | 1 CROWNE POINT CT STE 260 | (513)-771-6640 |
| HENDON LURIE & ASSOCS INC. | 1385 TENNESSEE AVE | (513)-641-0320 |
| HENWOOD TECHNICAL INC. | 5237 EAGLESNEST DR | (513)-741-4410 |
| HL FAUL & ASSOCS INC. | 7322 APPLEVALLEY CT | (513)-385-3355 |
| HORSEMANS BENEVOLENT PRTCTV | 6301 KELLOGG RD | (513)-231-7060 |
| HYPER TECH ENGINEERING LLC | 10490 HOPEWELLHILLS DR | (513)-451-9443 |
| IMPROVEMENT RESOURCES | 7157 FOXVIEW DR | (513)-231-9127 |
| INDEX DESIGN ASSOCS INC. | 22 E 12TH ST | (513)-579-0733 |
| INDUSTRIAL ATMTN & CNTRL ENG | 7561 DOG TROT RD | (513)-941-9389 |
| INFLECTION POINT INC. | 654 SPRINGS LN | (513)-947-1122 |
| INNOVATIVE DESIGN SYSTEMS | 3232 SIENNA DR | (513)-742-8672 |
| INTEGRATED ENGINEERING SERVICE | 4733 CORNELL RD | (513)-530-5595 |
| INTERNATIONAL SUPPLY CORP. | 10999 REED HARTMAN HWY STE 200 | (513)-793-0393 |
| ITF SERVICES INC. | 2689 TOPICHILLS DR | (513)-451-9480 |
| J & S ENGINEERING INC. | 427 HOPKINS ST | (513)-241-0530 |
| J & T ASSOCS INC. | 10999 REED HARTMAN HWY | (513)-793-5510 |
| JAMES J MOORE | 689 PARK AVE | (513)-742-0734 |
| JAMES SCHEROCMAN | 11205 BROOKBRIDGE DR | (513)-489-3338 |
| JEFFRE TECHNICAL INC. | 802 OAKS DR | (513)-753-9191 |
| JEFFREY R DEAN ENGINEERING | 7491 VIEW PLACE DR | (513)-761-6277 |
| JMP & ASSOCS INC. | 666 REDNA TER STE 100 | (513)-771-3002 |
| JOHN W TYNAM | 8044 MONTGOMERY RD | (513)-793-1991 |
| JP SAUER INC. | 7608 TRAILWIND DR | (513)-984-8709 |
| JUPITER COMMUNICATIONS | 103 RIDGEWAY RD | (513)-761-7199 |
| KBD TECHNIC | 3131 DISNEY AVE | (513)-351-6200 |
| LAWHON & ASSOCS INC. | 10901 REED HARTMAN HWY | (513)-936-9233 |
| LEE A KNUPPEL & ASSOC INC. | 7770 COOPER RD STE 7 | (513)-793-4222 |
| LIEBEL FLARSHEIM | 201 E 5TH ST STE 2010 | (513)-412-8907 |
| LJB GROUP | 1 CROWNE POINT CT STE 200 | (513)-772-7750 |
| LM SOUTHWICK & ASSOCS | 992 MARION AVE # 306 | (513)-221-4434 |
| LRX ASSOC | 3678 KENDALL AVE | (513)-321-0307 |
| MALCOLM PIRNIE INC. | 4050 EXECUTIVE PARK DR | (513)-733-1900 |
| MALCOLM PIRNIE INC. | 8790 GOVERNORS HILL DR STE 101 | (513)-677-8380 |
| MARSTON TECHNICAL SERVICE INC. | 2964 P G GRAVES LN | (513)-563-8100 |
| MCHWART EVANS TLTN | 8790 GOVERNORS HILL DR STE 11 | (513)-697-8701 |
| MECHANICS OF MATERIAL RESEARCH CORP. | 6982 DRIFTWOOD LN | (513)-779-9796 |
| MECHANISYS INC. | 9815 CHIMNEYSWEEP LN | (513)-891-9100 |
| MENDELSOHN SMOLIN & ASSOCS INC. | 10979 REED HARTMAN HWY STE 203 | (513)-985-0997 |
| MESSCO ENGINEERING | 2766 WASSON RD | (513)-731-2500 |
| METROPOLITAN ENERGY SYSTEMS INC. | 1150 W 8TH ST STE 270 | (513)-721-0664 |
| NA SYSTEMS | 4612 KELLOGG AVE | (513)-871-4514 |
| NATHANIEL DEVELOPMENT CO. | 5336 CLEVES WARSAW PIKE | (513)-451-2611 |
| NORWOOD CITY OF FIRE DIV. | 4725 MONTGOMERY RD | (513)-458-4554 |
| NUS CORP. | 3280 RIVER RD | (513)-251-2730 |
| OGLE DELBERT PE | 3940 WESS PARK DR | (513)-961-0648 |
| OTTO L HILMER | 36 E 4TH ST | (513)-241-5640 |
| PAK/TEEM CONTRACT SERVICES | 11500 ROCKFIELD CT | (513)-772-1515 |
| PAK/TEEM INC. | 11500 ROCKFIELD CT | (513)-772-2901 |
| PARSONS INFRASTRUCTURE & TECHN | 13 TRIANGLE PARK DR | (513)-326-3040 |
| PARSONS INFRASTRUCTURE & TECHN | 2443 CROWNE POINT DR | (513)-326-3040 |
| PARSONS | 2443 CROWNE POINT DR | (513)-554-4455 |
| PFLUM KLAUSMEIER & GEHRUM | 5533 FAIR LN | (513)-650-9949 |
| PHILIP E SCHAEFER CO. | 3916 EDWARDS RD | (513)-396-6222 |
| PREFERRED ENGINEERING ASSOCS INC. | 7778 COLERAIN AVE | (513)-931-7973 |
| PROCTOR DAVIS & RAY ENGINEERS | 4665 CORNELL RD | (513)-247-0666 |
| PROFESSIONAL CONSLTNTS INC. | 1340 KEMPER MEADOW DR | (513)-825-8102 |
| PYRAMID CONTROL SYSTEMS INC. | 8075 READING RD STE 201 | (513)-679-7400 |
| QUALITY ENGINEERING & SOFTWARE | 11951 TIMBERLAKE DR | (513)-489-8999 |
| QUENTIN A GORTON PE | 204 W VINE ST | (513)-563-2966 |
| QUERCUS ENGINEERING | 315 BRYANT AVE | (513)-961-3697 |
| RAPID MODELING CORP. | 8044 KIMBEE DR | (513)-624-6629 |
| RASHMIKANT PATEL INC. | 697 YORKHAVEN RD | (513)-825-8554 |
| RETTIG ENGINEERED PRODUCTS INC. | 5909 STEWART AVE STE 3 | (513)-985-9500 |
| RETTIG ENGINEERED PRODUCTS INC. | 7759 MONTGOMERY RD STE 10 | (513)-985-9500 |
| RIBWAY ENGINEERING GROUP INC. | 4144 CROSSGATE LN | (513)-985-0700 |
| RILEY BOYD T CONSULTANTS | 7056 GRACELY DR | (513)-941-3037 |
| ROAM TECHNOLOGIES | 155 W SHARON RD | (513)-771-8626 |
| ROBERT J BRUNS & ASSOCS | 3537 EPLEY LN | (513)-385-3425 |
| ROCKWALL AUTOMATION | 100 MERCHANT ST | (513)-772-7430 |
| ROTHBURG CONTROL SYSTEMS | 8505 MIAMI RD | (513)-984-4763 |
| ROUSE DESIGN ASSOCS INC. | 1014 VINE ST STE 1300 | (513)-381-0055 |
| RUBINA DOSANI | 10490 SHADYSIDE LN | (513)-697-9500 |
| SAEC | 4221 MALSBARY RD | (513)-793-4959 |
| SAVAGE WALKER & ASSOCS | 10880 INDECO DR | (513)-793-7410 |
| SCHAEFER PHILIP E CO. | 3916 EDWARDS RD | (513)-396-6222 |
| SCHAEFER STEVEN ASSOCS INC. | 3900 COLERAIN AVE | (513)-542-3300 |
| SDL | 1776 MENTOR AVE STE 240 | (513)-631-0579 |
| SEQUENCIA CORP. | 100 MERCHANT ST | (513)-772-7437 |
| SITE ENGINEERING SERVICES | 3914 MIAMI RD | (513)-271-8549 |
| SITE PERSONNEL SERVICES INC. | 10979 REED HARTMAN HWY | (513)-793-7696 |
| SMITH J M & ASSOCS | 7373 BEECHMONT AVE | (513)-231-6800 |
| SMITH WILBUR ASSOC INC. | 6600 CLOUGH PIKE | (513)-233-3700 |
| SOUND TECHNOLOGY | 1242 ISIS AVE | (513)-871-1286 |
| STANLEY & FRANCES COHEN | 2301 ROYAL OAK CT | (513)-531-1011 |
| STEVEN SCHAEFER ASSOCS INC. | 10411 MEDALLION DR # 121 | (513)-542-3300 |
| STRUCTRAL ANLYSS/NGNRNG CORP. | 4221 MALSBARY RD STE 201 | (513)-793-4959 |
| STRUCTURE MECHANICS CORP. | 5167 MICHAEL ANTHONY LN | (513)-598-1600 |
| STRUCTURE MECHANICS CORP. | PO BOX 58148 | (419)-598-1600 |
| SWS ENVIRONMENTAL | 10860 INDECO DR | (513)-793-7417 |
| TAC ENGINEERING | 10280 SPARTAN DR | (513)-771-6446 |
| TAILFINS | 12094 GREENCASTLE DR | (513)-825-0969 |
| TALCO SYSTEMS INC. | 9784 INTER OCEAN DR | (513)-874-8445 |
| TEC ENGINEERING INC. | 161 NORTHLAND BLVD | (513)-771-8828 |
| TEC ENGRS & CONSULTANTS | 6514 WIEHE RD | (513)-631-2113 |
| TECHNICAL CONSULTANTS INC. | 8228 WINTON RD STE 200 | (513)-521-2696 |
| TECHNICAL KNOCKOUTS | 2167 FLORENCE AVE | (513)-751-6063 |
| TECHNICAL SOLUTIONS SPCLST INC. | 4203 MALSBARY RD | (513)-793-7919 |
| THE CAD ZONE INC. | 4480 LAKE FOREST DR STE 4 | (513)-769-9901 |
| THE DREAM ENGINEER LLC | 9 TRAILBRIDGE DR | (513)-792-9398 |
| THE PAYNE FIRM | 11231 CORNELL PARK DR | (513)-489-2255 |
| THROOP DIANE LLC | 3421 IVY HILLS BLVD | (513)-272-2470 |
| TK ENGINEERING | 55 MERCHANT ST STE 220 | (513)-552-5013 |
| TOWNSEND ENGINEERING SERVICES | 2903 RAVOGLI AVE | (513)-661-3200 |
| TRINITY ENGINEERING ASSOCS | 8832 FALMOUTH DR | (513)-521-3515 |
| TRIUMPH ENGINEERING CORP. | 6449 TAYLOR RD | (513)-574-0255 |
| UNION CAMP ENGNRD WOOD PRDCT | 2986 ALPINE TER | (513)-871-2267 |
| VB ENGINEERING LTD | 3860 BROADVIEW DR | (513)-871-5260 |
| VOLD SOLUTIONS INC. | 1716 MADISON RD | (513)-569-1200 |
| WIKOFF CONCEPTS | 9685 ROSS AVE | (513)-791-8558 |
| WS CONSULTING SERVICES INC. | 3433 LAPLAND DR | (513)-385-5925 |
| YOUNG TRUMAN P & ASSOCS | 2145 ALPINE PL | (513)-861-5655 |
| ZANDE R D & ASSOCS INC. | 11500 NORTHLAKE DR STE 150 | (513)-769-5009 |
| ZDS DESIGN CONSULTING SRVC | 11258 CORNELL PARK DR | (513)-247-0270 |
