Managed IT Services in Dallas, TX
Sigma Networks is the go-to provider of managed IT services, cybersecurity, cloud, and VoIP solutions for businesses in Dallas and the greater DFW Metroplex.
From HIPAA-ready networks and PCI-DSS hardening to 24/7 help-desk support and encrypted phone systems, our local engineers deliver everything your company needs to stay secure, compliant, and always online.
Headquartered just minutes away in Flower Mound, we combine enterprise-grade technology with fast, face-to-face service—so your team can focus on growth while we handle the IT. To review our capabilities, please take a moment to look around and schedule a free introductory meeting.


1919 McKinney Ave, Ste 100
Dallas, TX 75201
Other nearby locations:
Addison | Dallas | Frisco | Plano | Irving | Richardson | Fort Worth