Suttle

Transition
Networks

JDL
Technologies

Other

Total

Three months ended June 30, 2012:

Sales

$

10,347,556

$

14,029,507

$

1,184,195

$

—

$

25,561,258

Cost of sales

7,850,557

6,228,019

826,799

—

$

14,905,375

Gross profit

2,496,999

7,801,488

357,396

—

10,655,883

Selling, general and
administrative expenses

2,205,227

$

5,569,837

529,147

994,070

$

9,298,281

Operating income (loss)

$

291,772

$

2,231,651

$

(171,751

)

$

(994,070

)

$

1,357,602

Depreciation and amortization

$

239,636

$

199,060

$

27,836

$

73,032

$

539,564

Capital expenditures

$

262,689

$

77,194

$

4,595

$

187,881

$

532,359

Assets at June 30, 2012

$

28,333,064

$

35,613,341

$

2,356,158

$

47,014,305

$

113,316,868

Suttle

Transition
Networks

JDL
Technologies

Other

Total

Three months ended June 30, 2011:

Sales

$

9,049,714

$

32,377,988

$

4,001,982

$

—

$

45,429,684

Cost of sales

7,009,544

17,839,905

2,124,650

—

26,974,099

Gross profit

2,040,170

14,538,083

1,877,332

—

18,455,585

Selling, general and
administrative expenses

1,922,708

5,896,959

488,125

1,622,968

9,930,760

Goodwill impairment

1,271,986

—

—

—

1,271,986

Operating income (loss)

$

(1,154,524

)

$

8,641,124

$

1,389,207

$

(1,622,968

)

$

7,252,839

Depreciation and amortization

$

256,880

$

174,606

$

28,818

$

74,614

$

534,918

Capital expenditures

$

355,388

$

159,554

$

1,324

$

9,043

$

525,309

Assets at June 30, 2011

$

23,207,387

$

46,946,405

$

3,936,889

$

41,940,702

$

116,031,383

Suttle

Transition
Networks

JDL
Technologies

Other

Total

Six months ended June 30, 2012:

Sales

$

20,924,860

$

26,967,699

$

1,912,620

$

—

$

49,805,179

Cost of sales

15,526,519

12,356,855

1,317,295

—

$

29,200,669

Gross profit

5,398,341

14,610,844

595,325

—

20,604,510

Selling, general and
administrative expenses

4,573,668

11,192,074

1,114,115

2,236,606

$

19,116,463

Operating income (loss)

$

824,673

$

3,418,770

$

(518,790

)

$

(2,236,606

)

$

1,488,047

Depreciation and amortization

$

483,661

$

440,496

$

54,927

$

145,170

$

1,124,254

Capital expenditures

$

665,588

$

159,645

$

14,691

$

373,534

$

1,213,458

Suttle

Transition
Networks

JDL
Technologies

Other

Total

Six months ended June 30, 2011:

Sales

$

19,736,896

$

48,933,885

$

7,781,706

$

—

$

76,452,487

Cost of sales

14,972,262

25,419,133

4,277,018

—

$

44,668,413

Gross profit

4,764,634

23,514,752

3,504,688

—

31,784,074

Selling, general and
administrative expenses

4,042,899

11,229,352

1,000,945

2,844,774

$

19,117,970

Goodwill impairment

1,271,986

—

1,271,986

Operating income (loss)

$

(550,251

)

$

12,285,400

$

2,503,743

$

(2,844,774

)

$

11,394,118

Depreciation and amortization

$

485,794

$

341,761

$

57,306

$

149,279

$

1,034,140

Capital expenditures

$

597,389

$

351,105

$

11,375

$

9,043

$

968,912