GAAP TO NON-GAAP RECONCILIATION (CONTINUED)

(Dollars in thousands, except per share data)

(Unaudited)

Third Quarter of

First Three Quarters of

2014

2013

2014

2013

% of Segment

% of Segment

% of Segment

% of Segment

SEGMENT OPERATING INCOME:

Revenue

Revenue

Revenue

Revenue

Engineering and Construction

GAAP operating income before corporate allocations:

$ 70,553

20.6%

$ 73,488

23.7%

$ 219,952

21.6%

$ 183,301

20.6%

Stock-based compensation

( L )

3,599

1.1%

2,950

0.9%

11,030

1.1%

8,702

1.0%

Non-GAAP operating income before corporate allocations:

$ 74,152

21.7%

$ 76,438

24.6%

$ 230,982

22.7%

$ 192,003

21.6%

Field Solutions

GAAP operating income before corporate allocations:

$ 25,185

28.4%

$ 31,373

31.5%

$ 116,794

34.2%

$ 134,271

37.0%

Stock-based compensation

( L )

909

1.0%

714

0.8%

2,585

0.8%

2,258

0.6%

Non-GAAP operating income before corporate allocations:

$ 26,094

29.4%

$ 32,087

32.3%

$ 119,379

35.0%

$ 136,529

37.6%

Mobile Solutions

GAAP operating income before corporate allocations:

$ 18,209

15.0%

$ 15,276

13.5%

$   54,764

15.1%

$  42,284

12.5%

Stock-based compensation

( L )

1,313

1.1%

934

0.8%

3,773

1.0%

2,794

0.8%

Non-GAAP operating income before corporate allocations:

$ 19,522

16.1%

$ 16,210

14.3%

$   58,537

16.1%

$  45,078

13.3%

Advanced Devices

GAAP operating income before corporate allocations:

$   9,091

27.9%

$   8,420

25.6%

$   32,850

30.4%

$  21,419

22.3%

Stock-based compensation

( L )

514

1.6%

900

2.8%

1,516

1.4%

2,650

2.8%

Non-GAAP operating income before corporate allocations:

$   9,605

29.5%

$   9,320

28.4%

$   34,366

31.8%

$  24,069

25.1%