APComms Ltd Delivering High Quality Siemens & Nortel Telephone System Support And Maintenance To Businesses Nationwide. Established in 2008, APComms Ltd provide professional telecommunication services and products to users / owners of the Siemens ISDX and Nortel Communication Platforms. From our head offices in Shropshire we can supply components to support your existing Siemens PABX solutions, We also support the Siemens HiPath 3000 Range as well as the supply of the NEC SV8100 Univerge systems, satellite broadband and a wide range of associated telecommunication products. We have over 75 years combined experience in telecommunications and a vast wealth of knoledge in the arena of installation and ongoing support for the Siemens ISDX / REALITIS product.