Exhibit 99.1

INTEGRATED SECURITY SYSTEMS, INC. ANNOUNCES PRELIMINARY AGREEMENT OF MERGER WITH
ARMR SERVICES CORPORATION

Irving, Texas - July 24, 2003 - Integrated Security Systems, Inc. (ISSI), (OTCBB
Symbol:  IZZI) today  announced the execution of a Letter of Intent whereby ARMR
Services  Corporation  (ARMR)  would  be  merged  with an ISSI  subsidiary.  The
purchase  price,  which has not been disclosed,  consists  largely of the common
stock  of ISSI  for the  families  of Paul  Roland  and  Scott  Rosenbloom,  the
principals of ARMR. The final agreement  between ISSI and ARMR is expected to be
executed, subject to certain closing conditions, within 30-60 days.

ARMR  engineers and  manufactures  high security crash rated  barriers,  parking
control  equipment and other  security  systems for business and  government use
throughout  the world and is one of the leaders in the crash  barrier  industry.
Staffed with  experienced  personnel  who have been  involved in  designing  and
installing  barrier  systems  for over 20 years,  ARMR has real world  practical
experience in designing and modifying  control  circuits,  hydraulic systems and
associated installation documents.

ARMR had sales of  approximately  $6.3  million  and $2.7  million for the years
ending  December 31, 2002 and December  31, 2001,  respectively.  There has been
significant  growth  in sales for the first  six  months of this  calendar  year
compared  to the prior year.  Customers  who have  received  ARMR  products  and
services are the Pentagon,  San Diego Naval Station, G. E. Headquarters,  Hertz,
FDA, FAA Headquarters, Department of State and several Foreign Embassies.

We are extremely excited and pleased about the merger of ISSI and ARMR," said C.
A. Rundell,  Jr.,  chairman and chief  executive  officer of ISSI.  "ARMR brings
engineering,  marketing,  and  industry  expertise  to  the  perimeter  security
business at our B&B subsidiary.  We hope to help the combined operations grow in
a professional manner," continued Mr. Rundell.

ARMR President,  Paul Roland, stated, "We are proud of what we have accomplished
in our  company  and  believe  the people we are joining can help us continue to
grow."  Please visit  www.armrservices.com  for  additional  information  on the
company.

Headquartered  in Irving,  Texas,  ISSI is a technology  company  that  designs,
develops and markets safety  equipment and security  software to the commercial,
industrial and governmental marketplaces.  ISSI is a leading provider of traffic
control and safety  systems  within the road and bridge and  perimeter  security
gate industries. ISSI designs, manufactures and distributes warning gates, crash
barriers (anti-terrorist and traffic control barriers),  lane changers,  airport
and  navigational  lighting and perimeter  security gates and operators.  ISSI's
Intelli-Site(R) provides users with a software solution that integrates existing
subsystems  from  multiple  vendors  without   incurring  the  additional  costs
associated with upgrades or replacement. Intelli-Site(R) features a user-defined
graphics interface that controls various security devices within one or multiple
facilities.   ISSI   conducts  its  design,   development,   manufacturing   and
distribution activities through two wholly owned subsidiaries: B&B Electromatic,
Inc.   and   Intelli-Site,    Inc.   For   more   information,    please   visit
www.integratedsecurity.com, www.intelli-site.com, or www.bbgates.com.

This information contains certain forward-looking statements. It is important to
note that ISSI's actual results could differ  materially from those projected by
such  forward-looking  statements.  Important  factors  that could cause  actual
results  to  differ  materially  from  those  projected  in the  forward-looking
statements  include,  but are not limited to, the following:  operations may not
improve as  projected,  new products may not be accepted by the  marketplace  as
anticipated, or new products may take longer to develop than anticipated.

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CONTACTS:
C. A. Rundell, Jr., Chairman, CEO, Integrated Security Systems, Inc. - (972)
444-8280 Peter Beare, President, B&B Electromatic, Inc. - (800) 367-0387