LISI GROUP FURTHER IMPROVES ITS RESULTS DURING H1 2011

ACQUISITIONS OF CREUZET AÉRONAUTIQUE AND INDRAERO-SIREN

Sales revenue up +17.3% at €447.1m

o The strongest half-yearly organic growth since 2007: +14.9%

o Significant improvement in the performance results of LISI AEROSPACE

o Activity still sustained at LISI AUTOMOTIVE

o LISI MEDICAL driven by the successful integration of LISI MEDICAL Orthopaedics

Operating profitability further improved

o Current operating margin at 9.6%, close to Group standards

Net profit significantly up at €38.2m after €10.6m of capital gains on the disposal of LISI COSMETICS

Satisfactory Free Cash Flow for a growth period: €10m, positive throughout the divisions

Net financial position positive at €10m, to be compared with net debt of €17.5m at December 31,

2010

Acquisitions of Creuzet Aéronautique and Indraero-Siren confirmed on July 22, 2011

06/30/2011

06/30/2010

Changes

2011/2010

12/31/2010

€m

%

of sales

€m

%

of sales

%

€m

%

of sales

Sales revenue

EBITDA EBIT

Operating profit

Earnings for the period attributable to owners of shareholders' equity

Operating cash flow

Net industrial investments

Free Cash Flow

Shareholders' equity Net Financial debt Gearing

447.1

62.2

42.8

52.6

38.2

48.0

29.5

10.0

507.6

-10.0

-2.0%

13.9%

9.6%

11.8%

8.6%

10.7%

6.6%

2.2%

381.1

43.9

19.2

17.2

12.0

36.2

21.8

30.4

479.4

1.1

0.2%

11,5%

5.1%

4.5%

3.2%

9.5%

5.7%

8.0%

17.3%

41.8%

122.3%

x 3 x 3.2

+€11.8m

+€7.7m

-€20.4m

776.7

95.7

49.5

48.4

32.9

79.5

50.6

54.8

489.5

17.5

3.6%

12.3%

6.4%

6.2%

4.2%

10.2%

6.5%

7.1%

The full press release, along with the LISI Group's financial information, are available on the website http://www.lisi-group.com

Contact

Emmanuel Viellard

Telephone: +33 (0)3 84 57 00 77

Email: emmanuel.viellard@lisi-group.com

Website: www.lisi-group.com

The next publications will appear following close of trading on Paris Euronext

Q3 2011 financial position: October 26, 2011

The LISI Group is listed on Eurolist's B compartment and belongs to the CAC Small, CACMid& Small, CAC – All Tradable and CAC-All Shares indices, ISIN code: FR 0000050353. With sales revenues of

€777 million in 2010 and some 7,100 employees, LISI is a worldwide leading manufacturer of screwed and clipped fasteners and assembly components for the Aerospace and Automotive industries. Its LISI MEDICAL division specializes in the subcontracting of implants for groups developing medical solutions.

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