R
|
N
|
I
|
H
|
F
|
Year
|
Notes
|
1
|
Mellon (4th)
|
|
1298 / 221
|
105
|
1978
|
500 Grant Street
|
2
|
US Steel (5th)
|
|
1252 / 256
|
101
|
1970
|
600 Grant Street
|
3
|
Lanxess (10th)
|
|
1046 / 194
|
100
|
1979
|
100 Blvd. of the Allies
|
4
|
Highmark (16th)
|
|
1002 / 188
|
50
|
1983
|
100 Liberty Avenue
|
5
|
WestinghouseGlobal (18th)
|
|
1000 / 187
|
75
|
1978
|
99 Blvd. of the Allies
|
6
|
Gulf (28th)
|
|
930 / 177
|
75
|
1927
|
707 Grant Street
|
7
|
University of Pittsburgh (64th)
|
|
785 / 163
|
58
|
1931
|
1000 5th Avenue
|
8
|
Gulf2
|
|
780 / 158
|
70
|
1949
|
505 Grant Street
|
9
|
K&L Gates Center
|
|
700 / 156
|
60
|
1963
|
|
10
|
Dravo
|
|
700 / 148
|
60
|
1925
|
100 Grant Street
|
11
|
Blawnox
|
|
650 / 145
|
53
|
1924
|
655 Grant Street
|
12
|
Integra1
|
|
640 / 136
|
51
|
1970
|
333 Liberty Avenue
|
13
|
Consol
|
|
600 / 131
|
54
|
1982
|
300 Liberty Avenue
|
14
|
Equibank1
|
|
574 / 129
|
50
|
1967
|
|
15
|
Alcoa
|
|
555 / 125
|
50
|
1950
|
|
16
|
Equibank2
|
|
515 / 110
|
45
|
2004
|
|
17
|
Federated Tower
|
|
500 / 109
|
35
|
1978
|
1000 Liberty Avenue
|
18
|
Westinghouse Industrial
|
|
480 / 108
|
36
|
1961
|
99 Blvd. of the Allies
|
19
|
Oliver Building
|
|
471 / 106
|
35
|
1905
|
|
20
|
3 Gateway
|
|
400 / 105
|
31
|
1950
|
10 Liberty Avenue
|
21
|
Huntingdon Bank
|
|
400 / 104
|
30
|
1966
|
707 Liberty Avenue
|
22
|
Moorhead Federal Building
|
|
390 / 104
|
28
|
1959
|
901 Grant Street
|
23
|
Verizon Tower
|
|
385 / 103
|
27
|
1921
|
|
24
|
Hilton
|
|
355 / 102
|
25
|
1954
|
2 Liberty Avenue
|
25
|
HJ Heinz Tower
|
|
340 / 101
|
25
|
1901
|
4 57 Grant Street
|
26
|
1 Gateway
|
|
320 / 93
|
24
|
1955
|
|
27=
|
Washington Plaza
|
|
315 / 98
|
26
|
1959
|
|
27=
|
Carnegie
|
|
310 / 91
|
21
|
1897
|
|
27=
|
|
|
300 / 91
|
21
|
1901
|
|