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Engineering Firms
Ranked by No. DE Employees
RankCompany
Phone / Fax
No. DE EmployeesPerson in charge (Title)
Year Founded
1
KCI Technologies
1352 Marrows Rd, Ste 100
Newark, DE 19711
www.kci.com
(302) 731-9176
(302) 731-7807
115
Ryan Slickinger (Office Manager)
Dwight Walters
1955
2
Pennoni
121 Continental Drive, Suite 207
Newark, DE 19713
www.pennoni.com
(302) 655-4451
(302) 654-2895
113
Edward F Rasiul (Vice President, Office Director, Newark )
Mark Davidson (Associate Vice President, Office Director, Milton )
1966
3
Century Engineering
4134 N. DuPont Highway
Dover, DE 19901
www.centuryeng.com
(302) 734-9188
(302) 734-4589
111
Scott L. Rathfon, P.E. (Executive Vice President)
1977
4
TekSolv
130 Executive Drive Suite 5
Newark, DE 19702
www.teksolv.com
(302) 738-1050
(302) 738-1051
100
John Mouser (CSP, President)
1999
5
Duffield Associates
5400 Limestone Rd
Wilmington, DE 19808
www.duffnet.com
(302) 239-6634
(302) 239-8485
85
Guy Marcozzi (President)
1976
6
Tetra Tech, Inc.
240 Continental Drive, Suite 200
Newark, DE 19713
www.tetratech.com
(302) 738-7551
(302) 454-5989
66
Robert M. Maffia (Vice President)
1949
7
DEDC, LLC
315 South Chapel Street
Newark, DE 19711
www.dedc-eng.com
(302) 738-7172
(302) 738-7175
62
Howard P. Krinsky (Principal)
2010
8
BrightFields, Inc.
801 Industrial Street
Wilmington, DE 19801
www.brightfieldsinc.com
(302) 656-9600
(302) 656-9700
48
Marian R Young (President)
Mark A Lannan (Principal)
2003
9
Davis, Bowen & Friedel, Inc.
1 Park Ave.
Milford, DE 19963
www.dbfinc.com
(302) 424-1441
(302) 424-0430
38
Randy Duplechain (Principal )
Jason Loar (Principal )
Michael Wheedleton (Principal)
1983
10
VanDemark & Lynch, Inc.
4305 Miller Road
Wilmington, DE 19802
www.vandemarklynch.com
(302) 764-7635
(302) 764-4170
38
Stephan Lehm (President)
1937
11
Environmental Alliance
5341 Limestone Road
Wilmington, DE 19808
www.envalliance.com
(302) 234-4400
(302) 234-1535
32
Bill Smith (President)
1991
12
Paragon Engineering
708 Philadelphia Pike
Wilmington, DE 19809
www.paragon-eng.com
(302) 762-6010
(302) 762-0653
32
David P. Bobiak (P.E., LEED AP)
1985
13
Becker Morgan Group
309 S Governors Ave.
Dover, DE 19904
www.beckermorgan.com
(302) 734-7950
(302) 734-7965
30
Gregory V. Moore (VP)
W. Ronald Morgan (Prnicipal)
1983
14
Karins and Associates
17 Polly Drummond Center
Newark, DE 19711
www.karinsengineering.com
(302) 369-2900
(302) 369-2975
30
Dev Sitaram (President)
1973
15
Landmark Science & Engineering
200 Continental Dr. Suite 400
Newark, DE 19713
www.landmark-se.com
(302) 323-9377
(302) 323-9461
30
Ted C Williams (President)
1987
16
KBR Kellogg Brown and Root
242 Chapman Road
Newark, DE 19702
www.kbr.com
(302) 452-9000
(302) 452-9007
20
Art Yanchitis (Director of Engineering Operations)
Pete Howe (Director of Engineering Operations) Director of Engineering Operationss
1919
17
Studio Jaed
2500 Wrangle Hill Rd, Ste 110
Bear, DE 19701
www.studiojaed.com
(302) 832-1652
(302) 832-1423`
20
Jim Hutchison (CEO)
1978
18
Blake and Vaughan Engineering, Inc
800 Woodlawn Avenue
Wilmington, DE 19805
www.blakevaughan.com
(302) 888-1780
(302) 888-1781
15
Jeff Vaughan (Principal)
Dan Blake ( Principal)
2003
19
Bohler Engineering
18958 Coastlal Highway, Suite D
Rehoboth Beach, DE 19971
bohlerengineering.com
(302) 644-1155
8
Dave Kuklish (Associate, Bohler Delaware Branch Manager)
1981
20
Cooperson Associates
1504 N French St
Wilmington, DE 19801
www.coopersonassoc.com
(302) 655-1105
(302) 655-1139
8
Jay N. Cooperson (Principal)
Michael E. Lukshides (Partner)
Robert Spring (Partner)
Frederick S. Roland (VP, PE, SECB, RA, CFEI, CFI)
2008
21
ForeSite Associates
208 Delaware St.
New Castle, DE 19720
www.foresiteassociates.com
(302) 351-3421
(302) 351-3456
7
Andrew Hayes
2005
22
Archology
107 S Washington St
Milford, DE 19963
www.archologyde.com
(302) 339-5566
4
Mark Redden (Principal)
2010
23
Dougherty Brothers
601 Balsam Ter
Wilmington, DE 19804
www.armstrongair.com
(302) 994-9242
4
Sue Dougherty
1928
24
Scott Engineering
22 Old Rudnick Ln., Ste 2
Dover, DE 19901
www.scottengineering.com
(302) 736-3058
(302) 736-3059`
4
Greg Scott
1993
25
Dolby and Associates
22183 Sussex Highway
Seaford, DE 19973
www.dolbyandassociates.com
(302) 629-0314
(302) 629-2872
NA
Jay Dolby (President)
1979
26
Furlow Associates
1206 Society Dr.
Claymont, DE 19703
www.furlowassociates.com
(302) 798-3515
(302) 798-9799
NA
Vince J. Cichocki
27
Harmony Construction
305 W Newport Pike
Wilmington, DE NA
www.harmonyconst.com
(302) 633-5600
NA
28
Larson Engineering Group
910 S Chapel St, Ste 200
Newark, DE 19713
www.larsonengineering.com
(302) 731-7434
(302) 731-8211
NA
29
Long Tann and D'onofrio
3906 Concord Pike
Wilmington, DE 19803
www.ltdeng.com
(302) 477-1970
NA
1936
30
Lutz Engineering
3324 Hermitage Rd
Wilmington, DE NA
www.lutz-engr.com
(302) 479-9017
NA
31
Moeckel Carbonell Associates
1 Ave Of The Arts
Wilmington, DE NA
www.architectsde.com
(302) 571-0840
NA
32
Nowland Associates
2009 Ogletown Rd
Newark, DE NA
www.nowlandassociates.com
(302) 731-1333
NA
Jeff Nowland
33
Orndorf and Associates P.O.Ox
4117
Greenville, DE 19807
www.orndorf.com
(302) 999-9967
(302) 999-9822
NA
Kevin Orndorf
34
Pencader Fabrication and Welding
2038 Sunset Lake Road
Newark, DE 19702
www.penmech.com
(302) 368-9144
NA
Dan Fitzpatrick (Owner)
1973
35
RK&K Delaware
One Riverwalk Center
Wilmington, DE 19801
www.rkk.com
(302) 468-4881
(877) 421-7265
NA
36
Urban Engineers
2 Penns Way, Ste. 309
New Castle, DE 19720
www.urbanengineers.com
(302) 689-0260
(302) 326-1054
NA
John Pietrobono
1960