610 N. Whitney Way, Suite 160
Madison, WI 53705, U.S.A.
Phone: (608) 238-2171, Fax: (608) 238-9241
Email: info@powline.com

Maps with locations of Power Line Systems clients
PLS-CADD^™ Users List
TOWER Users List
PLS-POLE^™ Users List

Map of TOWER Users

Map updated January 2010

Red pins are companies with PLS-CADD (hidden)
Green pins are companies with TOWER (shown)
Blue pins are companies with PLS-POLE (hidden)

TOWER Users List

This list was last updated December 31, 2009.

Afghanistan

AEPC

Albania

KESH

Algeria

Al-Elec Spa
Baticim Spa
Kahrakib
Kimelec Spa
Sonelgaz
Sonelgaz-Cobra
Sonelgaz - Elecnor
Sonelgaz-Siemens

Argentina

ATEC
Cointec S.A.
DISTROCUYO
EDELAP
GEESA
Ingenias S.R.L
SADE Ingenieria y Construcciones
TRANELSA
Transener S.A.

Australia

Aurecon Australia Pty Ltd
Electranet, SA
Downer Power Transmission
Future Engineering & Comm
GHD Services
Gridcomm
Hydro Tasmania
Integral Energy
John Holland Power
O'Donnell Griffin
Parsons Brinckerhoff
Powerlink Queensland
Sinclair Knight Merz
SP Ausnet
Stapleton Associates
Transgrid
United Group Ltd.
Western Power Corporation

Bangladesh

Confidence Steel
Kazi Absar Uddin Ahmed

Belgium

Decube Consult
ELIA Asset
TCES

Bolivia

ENDE
Ingenieros Consultores Alvarez
Transportadora de Electricidad, S.A.

Bosnia

ARS
Energoinvest
UMEL-DALEKOVODMONTAZA

Brazil

Asea Brown Boveri
CEEE-GT
CEMIG
CEMIG GT
CHESF
COPEL
CR Gontijo Engenharia
Damp Eletric
ELETRONORTE
Electropaulo
Eletrosul
Engelineas
Engetran
Engevix Engenharia
Escelsa
Fluxo Engenharia
Furnas
HLH Consultoria
Isotech
Lactec
Leme Engenharia
LUMI Engenharia
Marcelo Gattass
Marte Engenharia
SAE Towers
Tacta Enercom
Versatil Engenharia

Bulgaria

Bulgarian HV Distribution Co
Elstad

Burkina Faso

SONABEL

Cameroon

AES SONEL

Canada

Acier Profile SBB Inc.
Altalink L.P.
ATCO Electric Limited / ATCO Utility Services
BC Hydro
BC Transmission Corporation
Cegertec Expert Conseils
Chimax Inc.
CIMA
Dessau
Edmonton Power
Enmax Corporation
Genivar
Hatch Energy - Ontario
Hydro One
Hydro Quebec
Jacobs
Locweld
Manitoba Hydro
McGregor Construction
Michel D. Belanger Expert Conseil
Morrison Hershfield Vancouver
New Brunswick Power Corp.
Newfoundland & Labrador Hydro
Powertech Labs
Quali Metal
RSW
Sinai Engineering Corporation
SNC-Lavalin
SNC-Lavalin ATP Inc.
SNC-Lavalin Power Ontario
Stantec Consulting
T&D Powerline - Alberta
Tecsult
TransAlta Utilities Corp.
Transénergie
Transpower Consulting Ltd
Utilitech Consulting
Wardrop - Winnipeg
WesTower Communications
Winnipeg Hydro
Wolfrom Engineering

Chile

AMEC-Cade Servicios Ingenieria
GTD Ingenieros Consult.
Transelec SA
ICE Ingenieria Ltda.
Ingendesa S.A.
INGENTRA

China

China Power Grid Construction
CLP Power
CPE
DY-LINK
ECEPDI
EPCRI
EPPEI
Fujian Jianshi Electric Powerline Materials
GuangZhou Jian Tong Survey
GXED
HBED
Huawei Technology Ltd
JSEPRI JiangSu
Mott MacDonald Beijing
Nanjing International Electric Power Technology Consultant
NCPE
NIEPC
Ningbo Liaoyuan Lighting Co
NMDSY - Mongolia
NWEPDI
RTI Technology
SDEPCI Shandong El. Power Eng. Consulting Inst.
ShangHai Posts & Telecom Design Inst
Shanghai PowerGrid
SPERI
W&G International
YFTT
XJEPDI Xinjiang
YREC Yellow River Engineering Consulting
Zhou Weiming
ZTE

Colombia

Apolinar Alzate Consultant
Carrera, Lozano S.A.
CMA Ltda
Colombia Movil S.A
Consultoria
Consultores Unidos
Corpacero
CMA Ing. y Constr. Ltda.
Desproing - Colombia
Empresas Publicas de Medellin
Ericsson
Fabricaciones Electromechanicas Ltd
Herman Clavijo
HMV Ingenieros
Idemec Ltda.
Industrias Ceno
Ingenieria & Disen S.A.
Ingenieria Especializada S.A.
Ingetec
ISA Interconexion
Jaime Carrera, German Lozano and Cia Ltda
Kanturi Ingenieria
PE & M
Sadelec Ltda.
Servimecol
Tecnocom
Telefonica Moviles
TELEMEDICIONES
Telval SA
Telecomunicaciones de Bogota

Costa Rica

Instituto Costarricense de Electricidad

Croatia

AGENS Ltd.
Dalekovod

Cyprus

Electricity Authority of Cyprus

Czech Republic

EGE - Energovod
Oldrich Madera - Czech Rep.

Denmark

NVE
SEAS-NVE

Dominican Republic

ETED

Ecuador

TELEFÓNICA MÓVILES
Transelectric S.A.

Egypt

Al Babtain
Arab Steel Fabrication Co.
El Sewedy Electric
Energya Steel
EPS
Egyptian Electric Authority

Ethiopia

Ethiopian Electrical Power Corporation

El Salvador

CEL
ETESAL

Finland

Finnmap Consulting

France

Alcatel CIT
Alstom Contracting
Areva T&D
Atlantique Etudes
AVEO Services
Betco
Briere
Bureau Etudes EEE
Cegelec Centre Est
Cegelec Nord & Est
Cegelec Sud Ouest
Dimov Consulting
ECLID
EDF
EDF - CIST
EDF R&D
EGIS
Electricite de Strasbourg
Etudes de Travaux
FIT Conseil
FRANSEMI
GEODESS
Hecla
HELCOM
Inabensa
INEO
INEO EXPORT
INEO/GTMH
Jean Cruzille
Laglasse & Omhovere
LEBAG
Linelec - Cergy
Linelec - Est
Linelec - Rodilhan
Linergie
MORETTI SA
Proj'Elect
GRItecH
Ouest Topo Services
RTE
Sarrasola
SELT
SCIE
Société SETREL
SNIG
Thepault S.A.
Transel

Germany

ABB-Energieanlagenbau GmbH
Alpine Energy Deutschland GmbH
Cteam Consulting & Anlagenbau GmbH
Fichtner GMBH
Siemens AG
Silver Connection OHG

Ghana

Electricity Company of Ghana
Volta River Authority

Guatemala

INDE
ITM Tower Division
SOCOIN

Greece

IntraCom Telecom
Public Power Corporation

Hong Kong

Fujikura Hong Kong

Hungary

Energin ltd.
Etv-Eroterv
Kerala State Electricity Board
Tessag Hungaria
TransElektro

Iceland

Honnun HF
Linuhonnun Hecla

India

Adani Power Ltd.
Associated Transrail Structures Ltd.
Baroda Power
Bechtel India
Bharat Heavy Electricals Ltd.
Central Elec. Board
JS TOWER Consult
Jyoti Structures Ltd.
Kalpataru Power Transmission
Kerala State El. Board
Larsen & Toubro India
Power Grid Company of Bangladesh
Power Grid Corp
Prem Power Construction
PTC Uttarakhand
Transco - Kalpataru
Water & Power Consultancy Services, Ltd.

Indonesia

Balfour Beatty Sakti Indonesia
PT. PLN (Persero) P3B Jawa- Bali
P.T. PLN
Siemens Indonesia

Iraq

Asiacell
Iraq Ministry of Electricity
Ministry of Electricity - Kurdistan Reg. Gov.
Suleymaniya - Directorate of Transmission Energy

Ireland

ESB International
Northern Ireland Electricity

Israel

Israel Electric Corporation
MER Inc.
Spark Group

Italy

3E Engegneria
CESI ISMES
Colombo S.P.A. - Italy
Consorzio Italia 2000
ELC-Electroconsult
Enel Power S.P.A.
Engico
ENNE
Fast SRL
Ing. G. Melloni, Engico SRL
OLD Towers
SAE Power Lines SRL
Terna

Japan

Fujikura Ltd.
Nasu Denki-Tekko Ltd.
Nippon Koei

Jordan

Alnour Company
Fastlink
NEPCo
Parsons Brinckerhoff Jordan
SCC-Special Communication Commission

Lebanon

EDF - CIST - Liban
EDL
GECOL - General Electric Co of Libya
MELEC Group

Libya

GECOL
General Pipe Co.

Malaysia

Antena Ratus
Asia Tower Technology
DNK Engineering
Eng Jee Wan
HG Power Transmission
MRCB
Rohas-Euco Industries BHD
Sarwaja
Sarawak Electricity Supply Corporation
SSM Associates Sdn Bhd
Tenaga Transmission
TIME - METALWORKS
TNB Engineers
Transmission Technology

Mauritius

Central Electricity Board

Mexico

ABB de Mexico
Comision Federal de Electricidad
CFE
CFE - CPTT - Design Area
CFE - CPTT - Construction Area
CFE - Cordinacion de Proyectos de Transmision
CFE - Ing. Especializada
CFE - Luz y Fuerza
CFE - Siemens
Cobra Instalaciones
COMEMSA
Earthtech Mexico
Elecnor S.A. Mexico
Forjas Metalicas
Grupo Tribasa
Iberdrola Mexico
Instituto de Investigaciones Electricas
Instituto of Engineering/UNAM
Isolux de Mexico, S.A. de C.V.
Jesus Ponce Sandoval
Qually Integration y Sistemas
SAE Towers Mexico
Sisttemex
Techint

Mongolia

MCS International

Morocco

Cegelec Maroc
Galkon Maroc

Netherlands

Essent
Liandon / Nuon Tecno BV
Kema
Movares Group BV
Petersburg Consultants BV
SPIE-Infra Telecom

New Caledonia

Enercal

New Zealand

AC Consulting Group
Beca Carter Hollings & Ferner
Linetech Consulting
Maunsell New Zealand
Orlando Ravera
TD Consulting Engineers
Transpower

Nicaragua

Enel
Entresa

Nigeria

Coplan Associates
Energo
GEC Powerlines Ltd
PHCN

Norway

AE Nettkonsult AS
BKK Nett AS
Josok Prosjekt
Norconsult AS
Statnett

Oman

Electrowatt Engineering Services
Galfar Engineering - Oman
Mott MacDonald Oman

Pakistan

ICC
NESPAK

Panama

ETESA
Netracon Technologies
Panama Canal Commission

Paraguay

ANDE - Paraguay
COPACO - Paraguay
TRANSTEL - Paraguay

Peru

CESEL
COSAPI S.A.
Cotaruse-Caraveli Transmisora
Centromin
Edegel S.A.
Electrocom
SSGne SAC
Tecnicas Metalicas

Poland

Energoprojekt
Verkis Polska Sp

Philippines

Alcatel Philippines
Aubrey Thomas
B.F. Metal
DCCD Engineering Corporation
Digitel Mobile Philippines
Emilio Daniel G. Tible III
National Power Corporation
P&C System Inc.
PNOC
PROMETAL
Transco

Portugal

CME
EDP-SLE
Electricidade Industrial Portuguesa
ENSUL MECI
EPME
Metalogalva
Painhas & Arieira
Pinto e Bentes
Rede Electrica
RZmapa

Puerto Rico

JAQ Engineering Corporation
Puerto Rico Electric Power Authority

Portugal

Rede Electrica Nacional
SLE - Electricidade do Sul, S.A.

Romania

Fichtner Engineering Romania
Fichtner Romelectro Engineering
SC Electromontaj

Russia

Opten Ltd.
Ural Project Engineering - Russia

Saudi Arabia

Al Babtain
Al Fanar Construction Co. - Saudi Arabia
Al Yamamah Steel Industries Company Ltd.
Arabian International Company For Steel Structures
Galvanco
Hidada
National Contracting Co. Ltd.
Petrocon Arabia Ltd.
Salim Al-Yami
Saudi Electric Company, Eastern Operating Area
Sofcon
Zamil Steel Industries

Senegal

Senelec

Serbia

ABS Minel Elektrogradnja - Serbia
ELEM & ELGO Ltd.
JP Elektroistok
T-Energy Global

Slovenia

ELEKTROVOD - Slovakia
ELES
IBE Consulting Engineers

South Africa

Adriaan Naude - So Africa
Africon Engineering
Barry Creighton
Eskom
Geopower
Loris Manferdini
Trans-Design
TRICOM Structures

South Korea

Bosung Powertec Korea
Daekwang Industries
Daekyoung Co., Ltd.
Hyosung Corp - Korea
Hyundai Engineering & Construction Co.
Hyundai Engineering Ltd -Korea
Hyundai Heavy Industries Co.
KEPCO - Korea
LS Cable Ltd - Korea
Nam Kang Engineering
Kopec
Posco Engineering & Construction
Samwooplant Company - Korea
Sung-Jin-Machinary

Spain

Acesisa Comadesa
ADITEL
AG INGENIERIA
Amara
Elecnor S.A.
Eucomsa
FAMMSA
Funtam
Hegaz, S.A.
Gecoisa
Grupo Cobra
Iberdrola
IBERINCO Spain
Ikerlan
IMEDEXSA
Ingenieros Emetres
Instalaciones Abengoa-Inabensa
Isolux Wat, S.A.
Isotron
ISOWAT MADE
MONCISA - Spain
Norvento Enerxia
OMAR S.L. - Spain
Politec Proyectos Servicios
Postemel
Soluziona Ingenieria Spain
Red Electrica
SEMI
SOCOIN - Spain
TENSA

Sri Lanka

ENERFAB

Syria

PEEGT

Sweden

ELTEL Networks TE
STRI AB Sweden
Swedish National Grid

Switzerland

BKW - Switzerland
Entreprises Electriques Fribourgeoises
Energie Ouest Suisse
EPFL
Groupe E
SEFAG
STUCKY Ingénieurs conseils SA
TransElec Ingenierie Sarl - Switzerland

Taiwan

Bond-Galv Industrial
Fujikura - Taiwan

Thailand

AG & SCIMT
ATT Consultants
Baran Raviv Telecom
Demco Co., Ltd.
DKK Sino Thai
Downer CCS
EGAT
Electricity Generating Authority of Thailand
First Al Corporation
KMSP Engineering
Italian - Thai Development Public Co.
Maunsel Powergrid Thailand
PBP Steel Co.
Powergrid Consultants
Pro Engineering & Design
Provincial Electricity Authority - Thailand
S.P. Portal Co.
SCI Metal Tech Co.
Siam Steel Towers
Siam Telecom CTX Co
SRI U-THONG COMPANY
TCC Industry
Thai - Scandic Steel
Powergrid Consultants Co.
True Move Co., Ltd.
UWECO
VA Tech Transmission & Distribution

Trinidad & Tobago

Trinidad & Tobago Electricity Commission

Tunisia

Engineering et Conseil Tunisie
STEG

Turkey

AK-AY Elektrik
ALFAMET Ltd.
Baran Celik
Basoz Enerji
BTE - BT ENERJI
ENERKOM Enerji
ER-SAN
Galkon A.S.
GES
Kabal Insaat
Linuhonnun Hecla Turkison
MGS MERKEZ GALVANIZ
Ozdil
EMTA MITAS
SA-RA
Sakizlioglu Engineering - Turkey
Sertan TURKAN
STFA
STFA Construction
TTs Company
TURKKULE A.S.
USLUEL Co.

Uganda

Warid Telecom

Ukraine

Donetsk Power Transmission Tower Plant
Mega-Design

United Arab Emirates

ADWEA
Centaur Electro-Mechanical Contracting Co.
Dubai Electricity & Water
Emirates Electrical Engineering llc
ETA-PPD
Ewbank Preece Ltd. - Abu Dhabi
Galva Coat Industries
Gulf Turrets
I.B. Connections
J_Reddy - Dubai
Lahmeyer International GMBH
Mott MacDonald Abu Dhabi
Transco

United Kingdom

AMEC Power
Babcock Networks Ltd.
Balfour Beatty Power Networks
British Power Intl. Ltd
Commerce-Enginneering Consultants
Cardiff Univ. High Voltage Energy Group - UK
Don Retief - UK
Energyline
EVE Engineering Design Services
Enterprise Power Services
Hansworth Ltd Rockson Eng. UK
Interserve Industrial Services
LSTC - UK
Mott MacDonald UK
National Grid
Neil R. Cuer, Consultant
Netmap
Network Mapping
Parsons Brinckerhoff

United States

A.J. Hansen Engineering
ABB Inc.
Advantage Engineering
Alabama Electric Cooperative, Inc.
Alabama Power
Alan Peabody
Allegheny Power
Alliant Energy
Altran Solutions
Allgeier, Martin & Associates, Inc.
Ameren Services
American Electric Power
American Tower Corp.
American Transmission Company
Ampirical Solutions
Andrew Corporation
Arcadis, Geraghty & Miller, Inc.
Arnold & O'Sheridan
Arizona Public Service
ASEC
Artisan Engineering
Associated Engineering, PC
Atometrics Engineering
Austin Energy
b2 Structural Engineers
Balfour Beatty Infrastructure Inc
Baltimore Gas & Electric
Basin Electric Power Coop
Bay State Design
BCS Wireless
Bechtel
Beckett & LaRue, Inc.
Benchmark Services
Bergman & Associates
Beta Engineering Corporation
BGA LLC
Black & Veatch
Bobby Grissett- Consultant
Booth & Associates
Boyle Engineering Corporation
BPA
Brazos Electric Power Coop
BTM
Buchart Horn Inc.
Burns & McDonnell
Burton Engineering Associates
Cahaba Valley Engineers
Careba Mott MacDonald
C Faulkner Engineering
Carolina Power & Light Company
Carter-Burgess
CDG Engineers
Cellxion Inc.
Centerpoint Energy
Central and S. W. Services
Central Hudson Gas & Electric
Central Lincoln PUD
CFX Inc.
CG Engineering
CH2M HILL
Chappell Engineering Assoc.
Chazen Companies
Chelan County PUD
Cinergy Services
City Public Service of San Antonio
Clearwater Communications
Clough, Harbour & Associates
Collins Engineers, Inc.
Colorado Springs Utilities
Comm-Sense Communications
Commonwealth Associates, Inc.
Commonwealth Edison
Communication Structures Engineering Inc.
Con Edison
Consumers Energy
Custom Engineering Solutions
Dahl Taylor Associates
Damiano Long Engineering
Dashiell Corporation
David Evans & Associates
Detroit Edison
DiGioia Gray & Assoc.
Dis-Tran Packaged Substations, LLC
Dixie Towers
DL of PA, LLC
Dominion Technical Solutions
Dryden & LaRue, Inc.
Duke Energy
Duke Power Company
Duquesne Light Company
Dyer Structural Consulting
Shaw Energy Delivery Services
E/PRO
Eastern Utilities
Eastpointe Engineering Group
Eastpointe Manufacturing
El Paso Electric
Electric Power Board of Nashville
Electrical Consultants Inc.
Electronics Research Inc.
Empire District Electric Company
Entergy Operations
Entergy Services Inc.
Engineering Data Management
Entergy
EPRI Solutions - Haslet
Erdman Anthony
Failure Analysis Associates
Falcon Steel
Fantozzi Company
FDH Engineering
FirstEnergy
Fluor Enterprises
FWT Inc.
GAI Consultants
gem
GPD Associates
George Murray
George Watson
Georgia Power
Georgia Transmission Corporation
Glen Martin Engineering, Inc.
Gloria Brown
GPU Energy
Graef, Anhalt, Schloemer & Associates, Inc.
Grant County PUD
Great River Energy
Greenman-Pedersen, Inc.
G.T.J. International
Gulf Power
Hardy Engineering
Harza Engineering
Hawaii Engineering Group
HDR Engineers
HDR Inc.
Hedrick & Associates
Henkels & McCoy
HighEnergy Inc
Howell Engineering & Surveying
Humberto Fandino
Hunt & Joiner
ICPE Inc.
Idaho Power Company
IES Utilities
Imperial Irrigation District
Indianapolis Power & Light Company
InfraSource Engineering Co
Innovative Engineering Solutions
International Broadcasting Bureau
International Transmission Company
Iowa Electric Services
ISE Inc
ITC-Midwest
J.A. Jones, Co.
Jacksonville Electric Authority
JAMCS Corporation
Jim Cohen Consulting, P.C.
Jon M. Ferguson
Kansas City Power & Light
KCI Technologies
Kentucky Utilities
Keyspan
Khalid Badwan
Kiewit
KM Consulting Engineers
Laramore, Douglass and Popham
Leonard Consalvo
Linesoft
Lockwood, Kessler & Bartlett
Lockwood Greene
Los Angeles Department of Water and Power
Lower Colorado River Authority
LS Power Transmission LLC
MACTEC Engineering and Consulting, Inc.
M.D. Henry Co.
Malick & Scherer
Malouf Engineering International
Max Engineering
McCutchen Engineering Assoc. PC
McLaren Engineering Group
Memphis Light, Gas & Water
Mesa Associates
Mike Khavari PE
Miller Consulting Engineers
Minnesota Power
Mississippi Power
MLD Engineering Solutions, Inc.
Morrison Hershfield Ltd.
M&S Engineering
MSE Power Systems, Inc.
MWH Americas
Natcomm
National Grid USA
National Steel Erectors
Naval Facilities Engineering
Nebraska Public Power District
Nevada Power
Neville Engineering Co., Inc.
New York Power Authority
North Woods Engineering
NorthEast Power Alliance
Northeast Utilities System
Novak Engineering
NYSEG
O'Dea & Associates
OJAL
Oklahoma Gas & Electric
Omaha Public Power District
Orange and Rockland Utilities, Inc.
Orlando Utilities Commission
Pacific 17
Pacific Gas & Electric
Pacificorp
Parsons Energy
Pathnet Inc.
Paul J. Ford and Company
Patrick Engineering
PB Architects Inc.
PBS & J
PECO Energy Consulting
PEPCO Holdings Inc
Pinnacle Towers Inc.
Pittsburg Tank & Tower Co., Inc.
Platte River Power Authority
PNM Resources
Portland General Electric- Transmission Reliability
Potomac Electric Power
PowerComm Engineering
Power Engineers
Power System Development
PPL Electric Utilities
Progress Energy
Prothious Inc
PSM
Public Service Electric & Gas
Public Service Company of Colorado
Ray Ullrich
Raymond Professional Group
R.C.P. Engineering
Ramaker & Associates, Inc.
Realtime Utility Engineers, Inc.
Rich Wadell
Rizzo Associates
RJ Guditis
RMT Inc.
Robert E. Nickerson, P.E.
Robert L. Patterson
Rushmore Electric Power Coop
R.W. Beck, Inc.
SAE Towers Ltd.
Salt River Project
San Diego Gas & Electric
Sargent & Lundy
Savannah Electric
SCANA
Schoor DePalma
Scientech
SE Technologies
Seattle City Light
Sega Inc.
Selective Site Consultants
Semaan Engineering
SGS Witter, Inc.
SMUD
Snohomish County PUD
Southern California Edison
Southern Company Services
South Texas Electric Coop
Southwestern Power Administration
Specialty Combined Resources
Spectrasite Communication
Stanley Consultants
Star Structures, Inc.
Sterling Steel Structures
Structel Ltd.
STV Inc.
Substation Engineering Co
T&D Engineers and Consultants
Tabas Assoc.
Tacoma Power
Tadros Associates
Tae Inc.
TAI Engineers, Managers, Tech Services
Tampa Electric Company
Tectonic Engineering
Telesis Solution
Tennessee Valley Authority
Texas New Mexico Power
Teshmont Consultants
The Fantozzi Company
The Structures Group
TNH Inc.
Tor Engineering
Tower Consultants Inc.
Tower Engineering Consultants, Inc.
TowerCom Technologies
TowerKraft Engineering
TranSource Inc.
TRC Solutions
Tri-Axis Engineering
Tri-Ex Tower Corporation
TXU Electric Delivery
Ulteig Engineers, Inc.
Uluga Enterprises Limited
Unger Construction Company
Urbitran Group
URS Connecticut
URS Michigan
URS Telecommunication
Utility Risk Management
Vanderweil Engineers
Valmont - Newmark
Valore LLC
Vermont Electric Power Company
VE Solutions Inc.
Virginia State University
W.L. Howell & Associates
Washington Group
Waukesha Electric Systems
Walker Engineering Inc.
Westar Energy
Western Towers
Western Area Power Administration
Williams Engineering & Technology, Inc.
Woolpert, Inc.
WorleyParsons Group
Xcel Energy

... (many more)

Uruguay

UTE- Uruguay

Venezeula

Acero Galvanizado
Estructuras MM
C.V.G. EDELCA
Empresa KBT
EPICE C.A.
Ingenieria Bucros
Juvenal Contreras Mendoza
Neptuno CA
Optodata C.A
Representaciones Helmantica C.A.
Sadeven Industrias
Somanin C.A.
Xponencial
Yaciles Perez

Vietnam

Hochiminh City Power Company

Yemen

Yemen Ministry of Electricity

Yugoslavia

Energo Group
DALING d.o.o.

Zambia

Copperbelt Energy Corporation Plc
ZESCO