- Other Seaward Sites:
| Company | Country | Telephone |
| Ing Spitzer | Argentina | +54 1143428105 |
| Pacific Test Equipment Pty Ltd | Australia | +61 296592300 |
| UniTech | Bulgaria | +35 928157272 |
| Duncan Instruments Canada Ltd. | Canada | +1 416 7424448 |
| TH&L Systems | Czech Republic | +420 271734388 |
| Erik Blichfeld | Denmark | +45 75522020 |
| Pefi Oy | Finland | +358 982 2556 |
| Sefelec | France | +33 164118340 |
| Burster | Germany | +49 722 46450 |
| Global Focus Ltd | Hungary | 3614811233 |
| KORA BT | Hungary | 3612231045 |
| The Tinsley Group Ltd. | India | 00911122152150 |
| PT. Makro Sentral Perdana Enterprise | Indonesia | 062-21 5606033 |
| Hauber Co | Iran | 020 7431 9977 |
| Mehregan Paya Co. Ltd | Iran | 0098 21 878 3945 |
| Manotherm Ltd | Ireland | 00353 1 552 018 |
| Powerpoint Eng Ltd | Ireland | 00353578662162 |
| Technological Applications | Israel | 0097236091391 |
| Barletta | Italy | +39 0239312000 |
| Sigma Control | Italy | +39039667009 |
| Sanecal Co. Ltd | Korea, South | 0082 2419 6111 |
| Al-Sabih Engg. & Trdg. Co. Ltd. | Kuwait | 00965 4813915/6 |
| Lokmis | Lithuania | +370 52151896 |
| Instrumentos Y Equipos de Vanguardia S.A. de | Mexico | 0052 55 52 60 4078 |
| Herrington Holdings (pvt) Ltd | Pakistan | +92425942171 |
| Energetica S.A. | Peru | (51-1) 421-6566 |
| Ronexprim | Romania | 0040-21-3143599 |
| V & L Test | Russia | 0070 095 214 7704 |
| Vanco Pte Ltd | Singapore | 00 656 7492803 |
| Tectra s..r.o. | Slovak Republic | + 421 36 631 4581 |
| TH&L Systems s.r.o. | Slovak Republic | 00421 0910 156 606 |
| Action Instruments SA Ltd | South Africa | 0027 11 403 2247 |
| Ocean Winds | Spain | +34 936581784 |
| Altrona Mesatec | Switzerland | 0041 18700 754 |
| Conwen Trading Co., Ltd. | Taiwan | 886 2 8511 2215 |
| Aragon Instruments L.L.C. | United Arab Emirates | +9714 2682712 |
| Electri-Temp. Corp. | United States | 877 970 0101 |
| IET Labs, Inc. | United States | 0015163345959 |
| Seaward Group USA | United States | +813 886 2775 |
