Bureaux

Abbotsford

15 Duke Street,
Abbotsford VIC
3067
Victoria

Adelaide

Level 4
211 Victoria Square
Adelaide, South Australia
5000

Mailing Address
GPO Box 2052
Adelaide, South Australia
5001
T: +61 8 8111 6600

Albany

166 Stirling Terrace Albany,
Western Australia
6330
T: +61 8 9840 5100

Albury-Wodonga

Suite 5
105 Hume Street Wodonga,
Victoria, 3690
T: +61 2 6043 8700

Artarmon Laboratory

Unit 5,
43 Herbert Street
Artarmon NSW
2064
Sydney

Atherton

53 Mabel Street
Atherton QLD, Australia
4883
T: +61 7 4044 2222

Brisbane

Level 9
145 Ann Street
Brisbane, Queensland
4000

Mailing Address
GPO Box 668
Brisbane, Queensland
4001
T: +61 7 3316 3000

Bunbury

1st Floor
10 Victoria Street
Bunbury, Western Australia
6230

Mailing Address
PO Box 1009
Bunbury, Western Australia
6231
T: +61 8 9721 0700

Bundaberg

70 Barolin Street
Bundaberg, Queensland
4670

Mailing Address
PO Box 712
Bundaberg, Queensland
4670
T: +61 7 4130 8400

Burnie

10 Columnar Court
Burnie, Tasmania
7320

Mailing Address
PO Box 567
Burnie, Tasmania
7320
T: +61 3 6432 7900

Cairns

8th Floor
Cairns Corporate Tower
15 Lake Street
Cairns, Queensland
4870

Mailing Address
PO Box 819
Cairns, Queensland
4870
T: +61 7 4044 2222

Canberra

Level 7
16 Marcus Clarke Street
Canberra, Australian Capital Territory
2601

Mailing Address
GPO Box 1877
Canberra, Australian Capital Territory
2601
T: +61 2 6113 3200

Central Coast

Suite 10
Zenith Building
6 Reliance Drive
Tuggerah, New South Wales
2259
T: +61 2 4350 4100

Coffs Harbour

230 Harbour Drive
Coffs Harbour, New South Wales
2450
T: +61 2 6650 5600

Darwin

Level 7
24 Mitchell Street
Darwin, Northern Territory
0800

Mailing Address
PO Box 351
Darwin, Northern Territory
0801
T: +61 8 8982 0100

Geelong

Level 2
45 Brougham Street
Geelong, Victoria
3220
T: +61 3 5273 1800

Geraldton

Level 1
Foreshore Business Centre
209 Foreshore Drive
Geraldton, Western Australia
6530
T: +61 8 9920 9400

Gladstone

Level 2
100 Goondoon Street
Gladstone, Queensland
4680

Mailing Address
PO Box 373
Gladstone, Queensland
4680
T: +61 7 4973 1600

Gold Coast

Level 13, 203 Robina Town
Centre Drive
Robina
Gold Coast, Queensland
4226
T: +61 7 5557 1000

Hervey Bay

Suite 15 Level 2
The Signature
19-21 Torquay Road
Pialba, Hervey Bay, Queensland
4655
T: +61 7 4191 2000

Hobart

2 Salamanca Square
Hobart, Tasmania
7000

Mailing Address
PO Box 667
Hobart, Tasmania
7001
T: +61 3 6210 0600

Hunter Valley

Level One
Coal Services Building
1 Civic Avenue
Singleton, New South Wales
2330

Mailing Address
PO Box 5403
Hunter Region Mail Centre, New South Wales
2310
T: +61 2 6570 3500

Karratha

Shop 186
26 Sharpe Avenue
Karratha, Western Australia
6714
T: +61 8 91850719

Launceston

113 - 115 Cimitiere
Launceston, Tasmania
7250

Mailing Address
PO Box 1269
Launceston, Tasmania
7250
T: +61 3 6332 5500

Mackay

Level 1
21 Wood Street
Mackay, Queensland
4740

Mailing Address
PO Box 494
Mackay, Queensland
4740
T: +61 7 4953 6300

Melbourne

Level 9
180 Lonsdale Street
Melbourne, Victoria
3000
T: +61 3 8687 8000

Mildura

57 Orange Avenue
Mildura, Victoria
3500
T: +61 3 5018 5200

Newcastle

Level 3
GHD Tower
24 Honeysuckle Drive
Newcastle, New South Wales
2300

Mailing Address
PO Box 5403
Hunter Region Mail Centre, New South Wales
2310
T: +61 2 4979 9999

Nowra

57 Graham Street
Nowra, New South Wales
2541

Mailing Address
PO Box 621
Nowra, New South Wales
2541
T: +61 2 4424 4900

Orange

270 Summer Street
Orange, New South Wales
2800

Mailing Address
PO Box 950
Orange, New South Wales
2800
T: +61 2 6393 6400

Parramatta

Level 2
60 Station Street
Parramatta, New South Wales
2150

Mailing Address
PO Box 788
Parramatta, New South Wales
2124
T: +61 2 8898 8800

Perth

Level 10
999 Hay Street
Perth, Western Australia
6000

Mailing Address
PO Box 3106
Perth, Western Australia
6832
T: +61 8 6222 8222

Port Macquarie

Suite 7A
66 Lord Street
Port Macquarie, New South Wales
2444
T: +61 2 6586 8700

Rockhampton

Level 1
114 Campbell Street
Rockhampton, Queensland
4700
T: +61 7 4973 1605

St Leonards

Level 11
558 Pacific Highway
St Leonards, New South Wales
2065

Mailing Address
Locked Bag 2727
St Leonards, New South Wales
1590
T: +61 2 9462 4700

Sunshine Coast

Level 7
Foundation Place
3 South Sea Islander Way
Maroochydore, Queensland
4558

Mailing Address
U701
8 Market Lane
Maroochydore, Queensland
4558
T: +61 7 3316 3982

Sydney

Level 15
133 Castlereagh Street
Sydney, New South Wales
2000
T: +61 2 9239 7100

Toowoomba

Suite 7A
Level 1
162 Hume Street
Toowoomba, Queensland
4350

Mailing Address
PO Box 1642
Toowoomba BC, Queensland
4350
T: +61 7 4633 8000

Townsville

71 Stanley Street
Townsville, Queensland
4810

Mailing Address
PO Box 930
Townsville, Queensland
4810
T: +61 7 4720 0400

Traralgon

5 Church Street
Traralgon, Victoria
3844
T: +61 3 5136 5800

Wagga Wagga

Suite 3
Level 1
161-169 Baylis Street
Wagga Wagga, New South Wales
2650

Mailing Address
Level 1 Suite 3
161-169 Baylis Street
Wagga Wagga, New South Wales
2650
T: +61 2 6923 7400

Wollongong

Level 11
Crown Tower
200 Crown Street
Wollongong, New South Wales
2500

Mailing Address
PO Box 5047
Wollongong, New South Wales
2520
T: +61 2 4222 2300

Brossard

9955, rue de Châteauneuf, bureau 220
Brossard, Québec
J4Z 3V6
T: +1 450 678 3951

Calgary

3445 - 114th Avenue SE
Suite 103E & 105E
Calgary, Alberta
T2Z 0K6
T: +1 403 271 2000

Edmonton

10250 101 St NW
Suite 640
Edmonton, Alberta
T5J 3P4
T: +1 780 705 7055

Fredericton

466 Hodgson Road
Fredericton, New Brunswick
E3C 2G5
T: +1 506 458 1248

Halifax

120 Western Parkway
Suite 110
4430 Rue Garand
B4B 0V2
T: +1 902 468 1248

Laval

4430, Rue Garand
Laval,
QC H7L5Z6

Markham

140 Allstate Parkway
Suite 210
Markham, Ontario
L3R 5Y8
T: +1 905 752 4300

Mississauga

100 Milverton Drive
Suite 404
Mississauga, Ontario
L5R 4H1
T: +1 905 712 0510
T: +1 416 213 7121

Mississauga Laboratory

5554 Tomken Road,
Unit 5582,
Mississauga, Ontario
L4W 1P4

Montréal

4600, boul. de la Côte-Vertu
Saint-Laurent, Québec
H4S 1C7
T: +1 514 333 5151

Ottawa

179 Colonnade Road South, Suite 400
Ottawa, Ontario
K2E 7J4
T: +1 613 727 0510

Peterborough

347 Pido Road,
Unit 11, 12, 13, 28
29, 30, 31, 32
Peterborough, Ontario
K9J 6X7
T: +1 705 749 3317

Quebec City

445 av. Saint-Jean-Baptiste
bur 390
Québec, Québec
G2E 5N7
T: +1 418 658 0112

Rimouski

491 rue Jean-Marie-Leblanc
Rimouski, Québec
G5M 1B8
T: +1 418 724 7030

St. Catharines

261 Martindale Rd,
Unit 3, 4, 9
St. Catharines, Ontario
L2W 1A2
T: +1 905 682 0510

St. John's

1118 Topsail Road
Mount Pearl, Newfoundland and Labrador
A1N 5E7

Mailing Address
1118 Topsail Road
PO Box 8353 Station A
St. John’s, Newfoundland and Labrador
A1B 3N7
T: +1 709 364 5353

Toronto

70 York Street
Suite 801
Toronto, Ontario
M5J 1S9
T: +1 416 360 1600

Vancouver

138 East 7th Avenue
Suite 100
Vancouver, British Columbia
V5T 1M6
T: +1 604 214 0510

Waterloo

455 Phillip Street
Waterloo, Ontario
N2L 3X2
T: +1 519 884 0510

Waterloo Bathurst

140, Bathurst Drive
Waterlooc
ON N2V 1V7

Whitby

65 Sunray Street
Whitby, Ontario
L1N 8Y3
T: +1 905 686 6402

Whitby Laboratory  

1801 Wentworth St, Unit 10
Whitby, Ontario
L1N 8M2
T: +1 905 728 9800

Santiago

Av. Americo Vespucio Sur Nº 100
9 & 12 Floor & Storage #204
Las Condes
Santiago
7550000
T: +56 2 2433 5400

Concon (Valparaiso Province)

Las Pelargonias 842
Office 1312 and 1314
Edificio Open Montemar
Concòn
Valparaiso
2511154

Suva

Shop 16
New Wing, Sports City Complex
Grantham Road
Suva
T: +679 3236 402

Tamuning

865 S Marine Corps Drive, Suite 202B
Orlean Pacific Plaza
Tamuning
96913

Mailing Address
865 S Marine Corps Drive, Suite 202
Orlean Pacific Plaza
Tamuning
96913
T: +1 671 472 6792

Tinian

1 San Jose Vilg Bank of Guam Building
Office 10
Northern Mariana Islands
Tinian
96952

Auckland

GHD Centre Level 3
27 Napier Street
Freemans Bay
Auckland, Auckland
1011

Mailing Address
PO Box 6543
Victoria Street West
Auckland, Auckland
1142
T: +64 9 370 8000

Christchurch

Level 3
138 Victoria Street
Christchurch Central, Canterbury
8013

Mailing Address
PO Box 13468
Christchurch, Canterbury
8141
T: +64 3 378 0900

Dunedin

Level 1
Bing Harris Building
286 Princes Street
Dunedin, Otago
9016
T: +64 3 479 9487

Hamilton

Level 1
586 Victoria Street
Hamilton, Waikato
3204

Mailing Address
PO Box 660
Waikato Mail Centre
Hamilton, Waikato
3240
T: +64 7 834 7900

Hastings

Level 1
207 Queen Street East
Hastings, Hawkes Bay
4122

Mailing Address
PO Box 1370
Hastings, Hawkes Bay
4156
T: +64 6 8338280

Palmerston North

Level 2
52 The Square
Palmerston North, Manawatu
4410

Mailing Address
PO Box 447
Palmerston North, Manawatu
4440
T: +64 6 353 1800

Taumarunui

Level 1
18 Manuaute Street
Taumarunui, King Country
3920

Mailing Address
PO Box 334
Taumarunui, King Country
3946
T: +64 7 895 7772

Tauranga

Level 1
104 Spring Street
Tauranga, Bay of Plenty
3110
T: +64 7 557 0110

Wellington

Level 2
Grant Thornton House
Lambton Quay
Wellington, Wellington
6011

Mailing Address
Level 1
Grant Thornton House
215 Lambton Quay
Wellington, Wellington
6011
T: +64 4 495 5800

Port Moresby

L3 Stratos Tower (South)
Savannah Heights
Waigani,
NCD. 121

Mailing Address
PO Box 2151
Port Moresby,
NCD. 121
T: +675 321 7184

Cebu City

Unit 2 – 4, 8th Floor, Cebu IT Tower 2
Bohol Avenue
Cebu Business Park
Cebu City, Cebu
T: +63 32 328 5600

Makati City

11th Floor Southgate Tower
2258 Chino Roces Avenue (corner EDSA)
Makati City 1232
Metro Manila, Manila

Mailing Address
11/F Alphaland Southgate Tower
2258 Chino Roces Avenue (corner EDSA)
Makati City 1232
Metro Manila, Manila
T: +63 2 7909 8600

Quezon City

17th Floor Panorama Technocenter
1029 EDSA
Quezon City 1105
Metro Manila, Manila
T: +63 2 7755 6600

Doha

Level 23
Al Asmakh Tower West Bay
P.O. Box 14352
Doha
T: +974 4428 9444

Saipan

Del Sol Building Beach Road Garapan PMB
Box 10000 Saipan MP 96950
T: +670 234-0483

Singapore

8 Marina View
#43-01 Asia Square Tower 1
Singapore
018960
T: +65 8533 3948

Abu Dhabi

30th Floor
Nation Towers T2
Corniche Road
Abu Dhabi

Mailing Address
PO Box 45921
Abu Dhabi
T: +971 2 696 8700

Dubai

1806 Marina Plaza
Dubai Marina
Al Marsa Street
Dubai

Mailing Address
PO Box 35972
Dubai
T: +971 4 294 9858

Chester

Building 49
Thornton Science Park
Pool Lane
Ince, Cheshire
CH2 4NU
T: +44 124 462 1000

Guildford

1 Farnham Road
Guildford, London
GU2 4RG
T: +44 1483 549 901

Leeds

GHD 1st Floor
Richmond House
Lawnswood Business Park
Leeds
LS16 6QY
T: +44 113 487 8600

London

10^th Floor
25 Farringdon Street,
London,
EC4A 4AB
T: +44 203 077 7900

Manchester

4 Station Road
Cheadle Hulme, Manchester
SK8 5AE
T: +44 161 491 4600

Newcastle Upon Tyne

41-51 Grey Street
Newcastle Upon Tyne, North East England
NE1 6EE
T: +44 191 731 6100

Nottingham

Suite 204,
Merchants Court
21-23 Castle Gate
Nottingham
NG1 7AQ
T: +44 115 965 6700

York

The Innovation Centre
Innovation Way
Heslington
York, North East England
YO10 5DG
T: +44 1904 436 100

Albuquerque

6121 Indian School Road, NE Suite 200
Albuquerque, New Mexico
87110
T: +1 505 884 0672

Artesia

324 W Main Street, Suite 108
Artesia, New Mexico
88210

Atlanta

2500 Clean Water Court,
Bldg. A, Suite 301
Buford, Georgia
30519
T: +1 770 441 0027

Baltimore

11570 Crossroads Cir
Ste 114
Baltimore, Maryland
21220

Baton Rouge

2237 S. Acadian Thruwa, Suite 701
Baton Rouge, Louisiana
70808
T: +1 225 292 9007

Bloomsburg

298 E 5th Street
Suite 1
Bloomsburg, Pennsylvania
17815
T: +1 570 387 5283

Borger

1203 Industrial Boulevard
Borger, Texas
79007
T: +1 806 886 2298

Boston

99 South Bedford Street
Suite 225
Burlington, Massachusetts
01803
T: 1 781 933 3913

Bowie

16701 Melford Boulevard
Suite 330
Bowie, Maryland
20715
T: +1 240 206 6810

Bridgewater

100 Somerset Corporate Boulevard
Office 147
Bridgewater, New Jersey 
08807

Buffalo

285 Delaware Avenue, Suite 500
Buffalo, New York
14202
T: +1 716 856 2142

Calvert City

Cameron Park

4080 Plaza Goldorado Circle
Suite B
Cameron Park, California
95682
T: +1 530 677 5515

Chantilly

14501 George Carter Way
Suite 102
Chantilly, Virginia
20151
T: +1 571 325 5000

Charlotte

222 South Church Street
Suite 400 & 401
Charlotte, North Carolina
28202
T: +1 704 342 4910

Chicago

6300 River Road
Rosemont, Illinois
60018
T: +1 773 380 9933

Cincinnati

9100 Centre Pointe Drive
Suite 240
West Chester, Ohio
45069
T: +1 513 942 4750

Columbus

4449 Easton Way
Suite 2051 & Suite 2081
Columbus, Ohio
43219
T: +1 614 934 1854

Concord

2300 Clayton Road, Suite 920
Concord, California
94520
T: +1 925 849 1000

Corpus Christi

1712 S. Staples Street
Corpus Christi, Texas
78404
T: +1 361 443 1064

Dallas

1755 Wittington Place
Suite 500, Farmers Branch
Dallas, Texas
75234
T: +1 972 331 8500

Decatur

106 Lenwood road S.W.
Decatur, Alabama
35603

Des Moines

11228 Aurora Avenue
Des Moines, Iowa
50322-7905
T: +1 515 414 3933

Detroit

26850 Haggerty Road,
Farmington Hills
Detroit, Michigan
48331

Eureka

718 Third Street
Eureka, California
95501
T: +1 707 443 8326

Fort Myers

2164 West First Street
Suite A
Fort Myers, Florida
33901
T: +1 239 936 4003

Fresno

30 River Park Place West
Suite 220
Fresno, California
93720
T: +1 559 326 5900

Golden

1526 Cole Blvd
Suite 275
Golden, Colorado
80401
T: +1 720 974 0935

Green Bay

444 Reid Street
Suite 300, Office 307
De Pere, Wisconsin
54304

Harrisburg

225 Grandview Avenue
Camp Hill
Harrisburg, Pennsylvania
17011
T: +1 717 541 0622

Hartford

45 Farmington Valley Drive
Plainville, Connecticut
06062
T: +1 860 747 1800

Hilton Head

Lot 23 Sheridan Park Circle,
57-C,
Bluffton, South Carolina
29910
T: +1 843 815 5120

Honolulu

745 Fort Street
Suite 1410
Honolulu, Hawaii
98613
T: +1 808 470 4851 

Houston

11451 Katy Freeway
Suite 400
Houston, Texas
77079
T: +1 713 734 3090

Hyannis

1545 Iyannough Road,
2nd floor,
Barnstable, Massachusetts
02601
T: +1 774 470 1630

Indianapolis

Irvine

320 Goddard Way
Suite 200
Irvine, California
92618
T: +1 949 648 5200

Lake Charles

949 Ryan St.
Suite 270
Lake Charles, Louisiana
70601
T: +1 337 491 6912

Little Rock

700 West Broadway
North Little Rock, Arkansas
72214
T: +1 501 224 1926

Long Beach

3780 Kilroy Airport Way
Suite 535
Long Beach, California
90806
T: +1 562 206 7990

Los Angeles

601 South Figueroa
Suite 3575
Los Angeles, CA
90017
T: +1 213 788 7810

Miami

5805 Blue Lagoon Drive
Suite 220A
Miami, Florida
33126

Midland

2135 S. Loop 250 W
Midland, Texas
79703
T: +1 432 686 0086

Nashville

209 Gothic Court
Suite 109
Franklin, Tennessee
37067
T: +1 615 778 2535

Niagara Falls

2055 Niagara Falls Boulevard
Suite 3
Niagara Falls, New York
14304
T: +1 716 297 6150

North Wales

1140 Welsh Road
Suite 120
North Wales, Pennsylvania
19454
T: +1 215 853 3300

Omaha

3807 - 3809 South 148th Street
Omaha, Nebraska
68144
T: +1 402 778 4801

Philadelphia

410 Eagleview Boulevard, Suite 110
Exton, Northeast, Pennsylvania
19341
T: +1 610 321 1800

Phoenix

4747 N. 22nd Street
Suite 200
Phoenix, Arizona
85016
T: +1 602 216 7200

Pittsburgh

406 Mt. Royal Blvd, Gamma Building,
Suite 201
Allison Park, Pennsylvania
15101
T: +1 412 684-9060

Redding

330 Hartnell Avenue, Suite B
Redding, California
96002
T: +1 530 242 1700

Richmond

121-A North 20th Street
Richmond, Virginia
23223
T: +1 804 237 0300

Roseville

943 Reserve Drive
Roseville, California
95678
T: +1 916 782 8688

Sacramento

2200 21st Street
Sacramento, California
95818
T: +1 916 372 6606

San Diego

2305 Historic Decatur Road
Suite 102
San Diego, California
92106
T: +1 858 244 0440

San Francisco

655 Montgomery Street
Suite 1010
San Francisco, California
94111
T: +1 415 283 4970

San Luis Obispo

1101 Monterey Street
Suite 120
San Luis Obispo, California
93401
T: +1 805 242 0461

Santa Rosa

2235 Mercury Way
Suite 150
Santa Rosa, California
95407
T: +1 707 523 1010

Savannah

10 Chatham Center South Drive
Suite 500
Savannah, Georgia
31405
T: +1 912 235 3021

Seattle

9725 3rd Avenue NE Ste 204
Seattle, Washington
98115
T: +1 425 563 6500

Shreveport

9228 Linwood Ave.
Suite K
Shreveport, Louisiana
71106
T: +1 318 458 1114

St. Louis

11971 Westline Industrial Drive
Suite 101
St. Louis, Missouri
63146
T: +1 314 423 1878

St. Paul

900 Long Lake Road
Suite 200
St. Paul, Minnesota
55112
T: +1 651 639 0913

Syracuse

5788 Widewaters Parkway
Suite 2A
Dewitt, New York
13214
T: +1 315 802 0260

Tampa

Hampton Oaks Business Park
5904 Hampton Oaks Parkway
Suite F
Tampa, Florida
33610
T: +1 813 971 3882

Tucson

6700 N Oracle Rd
Tucson, Arizona
85704
T: +1 520 623 9221

Tulsa

11004 East 51st Street
Tulsa, Oklahoma
74146
T: +1 918 828 2424

West Palm Beach

3380 Fairlane Farms Road, Suite 16
Wellington, Florida
33414
T: +1 561 688 9008

White Plains

150 Grand Street
4th floor
White Plains, New York
10601
T: +1 914 703 4700