Digium vs Mitel

Digium, Inc. is a privately held communications technology company based in Huntsville, Alabama. Digium specializes in developing and manufacturing communications hardware and telephony software, most notably the open-source telephony platform Asterisk. Digium was founded by Mark Spencer in 1999 as Linux Support Services, Asterisk was published as open source software, which gave others the freedom to use, change, and improve the software.

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.