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Local SIGAda Chapters

Here you will find links to local SIGAda chapters throughout the USA.

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ACM SIGAda is a national organization with many local chapters. Each of them meets periodically to allow members to meet, listen to local and national speakers, and to exchange information. To form a new local chapter or for more information on local chapters, contact the SIGAda Vice-Chairperson for Liaison, Tucker Taft (Taft at AdaCore.Com). SIGAda's local chapters are:

China Lake
Clear Lake (Houston)
Dallas/Ft. Worth
Delaware Valley
Jersey Shore
Los Angeles
New York Southern Tier
Rio Grande
San Diego
Twin Cities
Washington DC

Local Chapters

Baltimore SIGAda

Rush W. Kester, Chair
RWKester at

Karl Nyberg, Vice-Chair
Grebyn Corporation
P. O. Box 47
Sterling, VA 20167-0047
(703) 406-4161
Karl at Nyberg.Net

Tom Panfil, Treasurer
Independent Defense & Space Professional
PO Box 5210
Laurel MD 20726-5210
(301) 498-7313
TAPanfil at

China Lake SIGAda

John Hammack, Chair
211 W. Venessa
Ridgecrest, CA 93555
(619) 939-9671 Voice
(619) 939-6700 Fax
tom.roseman at

Clear Lake SIGAda (Houston)

Pat Rogers, Chair
c/o Software Arts & Sciences
PO Box 891591
Houston, TX 77289-1591
progers at
progers at

Dallas/Ft. Worth SIGAda

Kim Cady, Chair
c/o Loral Vought Systems
MS: SP-52
P.O. Box 650003
Dallas, TX 75265-0003
(214) 603-7348

Delaware Valley SIGAda

William Loftus, Chair
c/o WPL Laboratories, Inc.
Whitehall Offices, Suite 6
410 Lancaster Ave.
Haberford, PA 19041
(610) 658-2362 Voice
(610) 658-2364 Voice
(610) 658-2361 Fax
wpl at

Huachuca SIGAda

Nick Sizemore, Chair
Harris Technical Services Corp.
101 Wilcox Drive
Sierra Vista, AZ 85635
(520) 452-6717 Voice
(520) 452-6695 Fax

Jersey Shore SIGAda

Tom Walsh, Chair
c/o The Mitre Corporation
12 Christopher Way
Eatontown, N.J. 07724
(908) 389-6721 Voice
(908) 542-3679 Fax
walsh at

Los Angeles SIGAda

Ed Manderfield, Chair
11421 Charnock Rd
Los Angeles, CA 90066
(310) 391-5936
EMandy01 at

Hal Hart, Program Chair
TRW, DH5/1638
One Space Park
Redondo Beach, CA 90278
(310) 764-6880 Voice
(310) 764-6255 Fax
HalHart at ACM.Org

New York Southern Tier SIGAda

Leslie C. Lander, Chair
Computer Science Department
State University of New York
P.O. Box 6000
Binghamton, NY 13902-6000
(607) 777-2309 Voice
(607) 777-4822 Fax
lander at

Phoenix SIGAda

Dr. Joyce L. Tokar
Vice President of Technology
DDC-I, Inc.
400 N. 5th Street
Phoenix, AZ 85004
Phone: +1 (602) 275-7172
tokar at

Rio Grande SIGAda

Sue Spaven, Chair
c/o Sandia National Labs
Department 6531
MS: 0977
Albuquerque, NM 87185
(505) 844-0907 Voice
(505) 844-2057 Fax
smspave at

San Diego SIGAda

Robert C. Leif, Ph.D., Chair
Vice President & Research Director
Ada_Med, a Division of Newport Instruments
San Diego, CA
(619) 582-0437 Voice, Fax, and PMIAC
rleif at

Twin Cities SIGAda

Paul Stachour, Chair
9532 First Ave. South
Bloomington, MN 55420
(612) 884-5977
PStachour at ACM.Org

Paul Pukite, Program Chair
United Defense, L.P.
Armament Systems Division - M233
4800 East River Road
Minneapolis, MN 55421
(612) 572-6561
puk at

Washington DC SIGAda

Jeff Castellow, Chair
jeffwcas at
(703) 354-0226

Last Update: 15 June 2018