ENR Names Top 20 Glazing/Curtainwall Contractors; Harmon Tops List

The Engineering News-Record has released its report on the top 600 specialty contractors in the October 13 edition of the magazine. Among the specialty building niches it ranked was that of glazing/curtainwall, of which it named the top 20 in the field.

Leading the pack is Harmon Inc. with $291.0 million in revenue for 2007, a 7 percent increase from the year before. Second on the list is Enclos Corp., with a 2007 revenue of $223.7 million, reflecting a 44 percent increase over the previous year.

Following is the entire Top 20:

Rank Firm 2007 Revenue (Millions of Dollars) Percent Change ('06-'07)
1 Harmon Inc. 291.0 +7
2 Enclos Corp. 223.7 +44
3 Walters & Wolf 193.6 +41
4 Trainor Glass Co. 126.6 +34
5 W&W Glass LLC 115.0 +44
6 Architectural Glass & Aluminum Co. 95.0 +36
7 Haley-Greer Inc. 60.0 +50
8 Giroux Glas Inc. 39.1 +7
9 Karas & Karas Glass Co. Inc. 31.8 -32
10 MTH Industries 31.2 +11
11 Heinaman Contract Glazing 29.7 +25
12 National Construction Enterprises Inc. 27.3 +27
13 Builders Architectural Products Inc. 27.0 N/A
14 Architectural Wall Systems Co. 26.5 -5
15 Ajay Glass & Mirror Co. Inc. 26.0 +34
16 Tower Glass Inc. 24.5 +32
17 Greenstar Services Corp. 20.0 N/A
18 Egan Co. 19.3 +44
19 R&R Window Contractors Inc. 19.0 +25
20 Zephyr Aluminum LLC 15.4 -30

N/A = Not Available

Reprinted courtesy of Engineering News-Record, copyright The McGraw Hill Companies, Inc., October 13, 2007, All rights reserved. To subscribe to ENR, visit http://bit.ly/vuIr0Z (special discount for USGNN readers).

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