Allen Corporation’s technical and engineering professionals have been installing, maintaining and servicing Mitel manufactured solutions exclusively since 1991. Our team is not distracted by multiple products and since we focus solely on Mitel Solutions our team of on-site and cloud VoIP technology experts are the most experienced and the best qualified Mitel technicians and engineers in the business. We have earned over 1,000 Mitel Factory Certifications, continuously re-certify and update our skills to ensure the best outcomes for our clients.