CTBUH Silver Member

ALT Limited

About

Member Since: 2011

Member Offices: Hong Kong

Website: https://www.altgroupofficial.com

Founded in 1991, ALT has advanced to become a one-stop solution provider for façade consultancy needs and one of the leading façade authorities in Asia. Initially based in Taiwan, it quickly established partnerships with the world’s top architects and developers and has played a vital role in the development of façade systems for various celebrated landmarks that dot the world.

ALT’s more than thirty years of design and practical experience in façade consultancy makes it a multi-disciplinary company that approaches its projects in a proactive way: formulating viable solutions and coordinating closely with clients all throughout the whole design process.

As the pioneer and global leader in building envelope services, the mission of ALT is to provide innovative, sustainable and high-performance façade solutions for the built environment of clients around the world.

Fields of Expertise

Façade Design / Engineering

Buildings

Please note that all heights shown in italics/red are estimated heights. These have been calculated based on known floor counts for the building, then extrapolated through analyzing typically hundreds of buildings of the same function on this database that do have confirmed heights. The user should be aware that non-standard building features, such as significant spires or raised entrances / podiums, may affect the accuracy of these estimations.

RANK
Name
Height
1 Burj Khalifa

828 m / 2,717 ft
3 Merdeka 118

679 m / 2,227 ft
5 Ping An Finance Center

599 m / 1,965 ft
6 Lotte World Tower

555 m / 1,819 ft
7 Guangzhou CTF Finance Centre

530 m / 1,739 ft
8 CITIC Tower

528 m / 1,731 ft
9 Six Senses Residences

517 m / 1,696 ft
11 TAIPEI 101

508 m / 1,667 ft
13 Shanghai World Financial Center

492 m / 1,614 ft
14 International Commerce Centre

484 m / 1,588 ft

Please note that all heights shown in italics/red are estimated heights. These have been calculated based on known floor counts for the building, then extrapolated through analyzing typically hundreds of buildings of the same function on this database that do have confirmed heights. The user should be aware that non-standard building features, such as significant spires or raised entrances / podiums, may affect the accuracy of these estimations.

RANK
Name
Height
1 Burj Khalifa

828 m / 2,717 ft
2 Suzhou Zhongnan Center

729 m / 2,392 ft
3 Merdeka 118

679 m / 2,227 ft
4 Ping An Finance Center

660 m / 2,165 ft
5 Ping An Finance Center

599 m / 1,965 ft
6 Lotte World Tower

555 m / 1,819 ft
7 Guangzhou CTF Finance Centre

530 m / 1,739 ft
8 CITIC Tower

528 m / 1,731 ft
9 Six Senses Residences

517 m / 1,696 ft
10 Pentominium Tower

516 m / 1,693 ft
11 TAIPEI 101

508 m / 1,667 ft
12 Suzhou Zhongnan Center

499 m / 1,638 ft
13 Shanghai World Financial Center

492 m / 1,614 ft
14 International Commerce Centre

484 m / 1,588 ft
15 International Land-Sea Center

458 m / 1,503 ft
16 Suzhou IFS

450 m / 1,476 ft
17 Wuhan Tower

443 m / 1,454 ft
18 Nanjing Financial City Phase II Plot C Tower 1

417 m / 1,367 ft
19 Al Hamra Tower

413 m / 1,354 ft
20 Kamal Tower

408 m / 1,339 ft
21 CITYMARK CENTRE

388 m / 1,274 ft
22 Block H

386 m / 1,266 ft
23 Forum 66 Tower 2

384 m / 1,260 ft
24 Eton Place Dalian Tower 1

383 m / 1,257 ft
25 Shanghai International Trade Center Tower 2

370 m / 1,214 ft
26 Raffles City Chongqing T3N

354 m / 1,163 ft
27 Raffles City Chongqing T4N

354 m / 1,163 ft
28 Forum 66 Tower 1

351 m / 1,150 ft
29 Spring City 66

349 m / 1,145 ft
30 Four Seasons Place

343 m / 1,124 ft
31 One Shenzhen Bay Tower 7

341 m / 1,120 ft
32 Zhonghai City Plaza

340 m / 1,115 ft
33 Mandarin Oriental Hotel Tower A

333 m / 1,093 ft
34 Empire 88 Tower

333 m / 1,093 ft
35 Deji World Trade Center Tower 1

327 m / 1,071 ft
36 Zhangjiang Science Gate Tower 1

320 m / 1,049 ft
36 Zhangjiang Science Gate Tower 2

320 m / 1,049 ft
38 Poly Pazhou C2

311 m / 1,020 ft
39 Ocean Heights

310 m / 1,017 ft
40 Northeast Asia Trade Tower

305 m / 1,001 ft
41 Leatop Plaza

303 m / 993 ft
42 Greenland Center North Tower

301 m / 988 ft
43 Suning Ruicheng Phase 3

300 m / 984 ft
43 Torre Costanera

300 m / 984 ft
45 OCT Tower

300 m / 984 ft
46 Zhenru Center

285 m / 935 ft
47 Eton Place Dalian Tower 2

279 m / 917 ft
48 Victoria Dockside

272 m / 894 ft
49 Shanghai Wheelock Square

270 m / 887 ft
50 U-Bora Tower 1

263 m / 862 ft
51 Jing An Kerry Centre Tower 2

260 m / 853 ft
52 Grand Hyatt Metrocenter

259 m / 850 ft
53 Corporate Avenue 2

256 m / 839 ft
54 Raffles City Chongqing T5

256 m / 839 ft
55 Raffles City Chongqing T2

256 m / 839 ft
56 Raffles City Chongqing T4S

256 m / 839 ft
57 Raffles City Chongqing T3S

256 m / 839 ft
58 Trump Tower At Century City

251 m / 822 ft
59 Center 66 Office 1

250 m / 820 ft
60 Marina Bay Financial Centre Office Tower II

245 m / 804 ft
61 Ocean Financial Centre

245 m / 804 ft
62 Marina Bay Financial Centre Office Tower III

240 m / 786 ft
63 Discovery Primea

239 m / 783 ft
64 The First World Tower 1

237 m / 776 ft
64 The First World Tower 2

237 m / 776 ft
64 The First World Tower 3

237 m / 776 ft
64 The First World Tower 4

237 m / 776 ft
68 Landmark Pinnacle

233 m / 765 ft
69 Empire Tower

230 m / 755 ft
70 Shangri-La at the Fort

229 m / 752 ft
71 Asia Square Tower 1

229 m / 751 ft
72 Raffles City Chongqing T1

228 m / 750 ft
72 Raffles City Chongqing T6

228 m / 750 ft
74 The Suites at One Bonifacio High Street

227 m / 745 ft
75 Marina Bay Suites

227 m / 744 ft
76 Mandarin Oriental Hotel Tower B

224 m / 733 ft
77 Marina Bay Residences

222 m / 728 ft
78 Asia Square Tower 2

221 m / 727 ft
79 Forum 66 Tower 3

220 m / 722 ft
79 Forum 66 Tower 4

220 m / 722 ft
81 State Grid Tower

220 m / 722 ft
82 Shanghai International Trade Center Tower 1

220 m / 722 ft
83 Istanbul International Finance Center Ziraat Tower I

219 m / 719 ft
84 GT International Tower

217 m / 713 ft
85 AVIC Center Office Tower

216 m / 710 ft
86 Maike Centre Office Tower

215 m / 705 ft
87 Suning Ruicheng Phase 1 E06 #1

210 m / 689 ft
87 Suning Ruicheng Phase 1 E07 #2

210 m / 689 ft
89 Suning Ruicheng Phase 1 E08 #2

210 m / 689 ft
90 Hengmingzhu Financial Building

209 m / 685 ft
91 Wenbo Tower

208 m / 682 ft
92 Golden International Plaza

207 m / 679 ft
93 San Lorenzo Tower

204 m / 669 ft
94 Samsung Electronics Corporation HQ

203 m / 666 ft
95 One Rockwell West Tower

202 m / 662 ft
96 Philamlife Tower

200 m / 656 ft
97 Suning Ruicheng Phase 2 D07

200 m / 656 ft
98 Suning Ruicheng Phase 2 C0102

200 m / 656 ft
99 Jing An Kerry Centre Tower 3

198 m / 649 ft
100 Intercontinental Guangzhou Exhibition Center

198 m / 648 ft
101 Nanjing Financial City Phase II Plot C Tower 2

196 m / 643 ft
102 SOCAR Tower

196 m / 643 ft
103 Istanbul International Finance Center Ziraat Tower II

194 m / 635 ft
104 Admiral Baysuites

193 m / 634 ft
105 RCBC Plaza Yuchengco Tower

192 m / 630 ft
106 Marina Bay Financial Centre Office Tower I

186 m / 611 ft
107 DUO Residences

186 m / 610 ft
108 The Proscenium - Kirov Tower

185 m / 605 ft
109 1 Financial Town T2

184 m / 603 ft
110 Suning Ruicheng Phase 1 E07 #1

182 m / 597 ft
111 Suning Ruicheng Phase 1 E08 #1

182 m / 597 ft
112 2 Financial Town T2

181 m / 595 ft
113 CDL Chongqing Tower C

180 m / 591 ft
114 LKG Tower

180 m / 591 ft
115 Tipco Tower

180 m / 591 ft
116 DUO Tower

179 m / 589 ft
117 Pacific Plaza Tower 1

179 m / 587 ft
117 Pacific Plaza Tower 2

179 m / 587 ft
119 The Proscenium - Sakura Tower

177 m / 579 ft
120 Chongqing International Trade and Commerce Center 3

175 m / 573 ft
121 Two Roxas Triangle

174 m / 572 ft
122 The Ruby

174 m / 569 ft
123 Laguna Tower

171 m / 561 ft
123 Manila Tower

171 m / 561 ft
125 RCBC Plaza Tower 2

170 m / 558 ft
126 Boulevard Plaza 1

168 m / 553 ft
127 Deji World Trade Center Tower 2

168 m / 551 ft
128 China Central Place Tower 1

167 m / 548 ft
129 China Fortune Tower

166 m / 545 ft
130 One Central

165 m / 542 ft
131 One Rockwell East Tower

165 m / 542 ft
132 Maike Centre Hotel Tower

161 m / 529 ft
133 Edades Tower and Garden Villas

161 m / 529 ft
134 The Proscenium - Lincoln Tower

160 m / 527 ft
135 Dongbu Finance Building

158 m / 519 ft
136 CDL Chongqing Tower B

156 m / 512 ft
137 The Proscenium - Lorraine Tower

156 m / 512 ft
138 Samsung C&T Corporation HQ

153 m / 502 ft
138 Samsung Life Insurance Corporation HQ

153 m / 502 ft
140 MGM Grand Paradise

151 m / 495 ft
141 China Central Place Tower 2

151 m / 495 ft
142 2 Financial Town T3

150 m / 493 ft
143 Zhongguancun Financial Center

150 m / 492 ft
144 One McKinley Place

149 m / 489 ft
145 Eton Place Dalian Tower 3

147 m / 482 ft
145 Eton Place Dalian Tower 4

147 m / 482 ft
145 Eton Place Dalian Tower 5

147 m / 482 ft
148 Shanghai Arch

144 m / 471 ft
149 Hongyi Tower

142 m / 467 ft
150 Akihabara Dai Building

142 m / 466 ft
151 Boulevard Plaza 2

141 m / 463 ft
152 Quill City Tower 2

140 m / 459 ft
153 Diamantone

140 m / 459 ft
154 1 Financial Town T1

140 m / 458 ft
155 Alam Sutera East

138 m / 453 ft
155 Alam Sutera West

138 m / 453 ft
157 The Curve

137 m / 449 ft
158 Chater House

137 m / 449 ft
159 Deji World Trade Center Tower 3

136 m / 446 ft
159 Deji World Trade Center Tower 4

136 m / 446 ft
161 CDL Chongqing Tower A

136 m / 446 ft
162 Quill City Tower 3

136 m

446 ft

Please note that this height is estimated, based on a floor count of 31 floors. The estimation has been arrived at by analyzing 7,196 other buildings of the same Office function on this database that do have confirmed heights. The user should be aware that non-standard features, such as significant spires or raised entrances / podiums, may affect the accuracy of this estimation.
163 TP-Link Global R&D Headquarters

136 m / 446 ft
164 China Central Place Tower 3

135 m / 443 ft
165 Quill City Tower 1

132 m / 433 ft
166 Lujiazui JuYuan Project

130 m / 427 ft
167 Sede Corporativa Banco Macro

130 m / 427 ft
168 2 Financial Town T1

126 m / 412 ft
169 Aeon Towers

104 m / 340 ft
170 Bundang Doosan Tower

100 m / 328 ft
171 JEG Tower @ One Acacia

97 m

318 ft

Please note that this height is estimated, based on a floor count of 22 floors. The estimation has been arrived at by analyzing 7,196 other buildings of the same Office function on this database that do have confirmed heights. The user should be aware that non-standard features, such as significant spires or raised entrances / podiums, may affect the accuracy of this estimation.
172 U-Bora Tower 2

83 m / 272 ft
173 Abaca Resort Mactan

79 m / 259 ft
174 Hengmingzhu International Financial Center Tower 2

75 m / 245 ft
175 2 Financial Town T4

32 m / 105 ft
176 The Stratford Residences

-
177 Abdul Latif Jameel Headquarters

-
178 Howell Tower

-
178 Malden Tower

-
178 Mercer Tower

-
178 Pine Tower

-
182 Empire City Tower 2

-
182 Empire City Tower 3

-

CTBUH Initiatives Involving ALT Limited

CTBUH Certifies Lotte Tower as Fifth Tallest Building Worldwide

04 April 2017

CTBUH has recognized the completion of Lotte World Tower, now the fifth tallest building worldwide at 555 meters.

Ping An Finance Center Now Fourth Tallest Building in the World

27 March 2017

CTBUH has certified the completion of Ping An Finance Center. At 599 meters it is the tallest building in Shenzhen, second tallest in China, and fourth tallest worldwide.

CTBUH 2016 Conference Silver+ Sponsor

16–21 October 2016

Cities to Megacities: Shaping Dense Vertical Urbanism takes place progressively across three Chinese cities: Shenzhen, Guangzhou, and Hong Kong.

Top Company Rankings: The World’s 100 Tallest Buildings

13 October 2016

The Council is pleased to announce the Top Company Rankings for numerous disciplines as derived from the list of projects appearing in 100 of the World’s Tallest Buildings.