ADTRAN vs Mitel

ADTRAN, Inc. is a provider of telecommunications networking equipment and internetworking products. Its headquarters are in Huntsville, Alabama. The company is ISO 9001 and TL9000 certified. ADTRAN was founded by Mark C. Smith The AT&T divestiture of the Regional Bell Operating Companies, with restrictions that effectively barred their manufacturing of equipment, created an opportunity for companies such as ADTRAN to supply network equipment, both to the seven RBOCs and the new and independent telephone companies in the United States.

Mitel Networks is a high-tech company providing unified communications solutions for business. The company previously produced TDM PBX systems and applications but after a change in ownership in 2001 now focuses almost entirely on Voice-over-IP products. Mitel is headquartered in Ottawa, Ontario, Canada, with offices, partners and resellers worldwide. Michael Cowpland and Terry Matthews founded Mitel in 1972. Conventionally, its name is regarded as a combination of the founders' first names and their first product - MIke and TErry's Lawnmowers. Cowpland is quoted as stating that it stands for MIke and Terry's Electronics, whereas Matthews confirmed the lawnmower acronym during an interview on BBC Radio 4's "The Bottom Line" in May 2011.