Over 40 Years in BusinessISO 27001 compliantPublic sector: GSA contract holder
LA 562-298-5000 · Chicagoland 312-432-5300 · Phoenix 602-733-6807 · Client Support
Avigilon Alta and Unity video and access control designed, installed and supported for businesses in Schaumburg, Arlington Heights, Elgin and Hoffman Estates.
Existing client? 24/7 support: 800-HELP-BTI
Tell us which sites, doors and camera views need attention. A BTI engineer replies within one business day.
Prefer to talk? Call 630-343-1322. Never send passwords or license keys through this form.





Our Downers Grove team installs and supports Avigilon across the Northwest Suburbs, roughly 12 to 25 miles away. One team from design to support.
BTI designs, sells, installs and supports Avigilon cameras, Avigilon Alta (formerly Openpath) access control and Avigilon Unity. Choose a tab to see the work.






Pick the work you need now and the responsibilities that continue after go live. Each item is itemized in your proposal.
H6 and H5 cameras placed from a site walk.
Cloud door access with mobile credentials.
On premises video and access for larger sites.
Move older Avigilon systems to current platforms.
Recover admin access, document and support the system.
Cameras, doors, servers and network diagnosed end to end.
One naming and permission standard across sites.
24/7 system health and alert monitoring available.
Official Avigilon product images. Models are selected after the site walk and itemized in your proposal.
H6A domeAI video dome
H6A bulletExterior bullet
H5A multisensorWide areas from one mount
H6A PTZPan, tilt and zoom
Alta Video Intercom Reader ProVideo, intercom and reader in one
Alta mullion readerFor narrow door frames
Alta single door controllerOne door, cloud managed
Unity Access applianceOn premises access controlAvigilon Alta runs video and door access in the cloud with mobile credentials. Avigilon Unity runs on premises for organizations that want local servers and deeper integration.
We compare both against your sites, IT rules and budget, then document the choice so your team knows who administers what.
See how Avigilon video and access control fit offices, warehouses and campuses.
Doors, views, lighting, network closets and who uses the video and access system today.
Cameras, doors and licensing matched to each view and opening, itemized line by line.
Mounted, aimed, programmed and labeled around your hours and access rules.
Every view and door tested with you, documented, then supported by our team.
Multi-site organizations get one standard for naming, users, permissions and support, while each building keeps the design its layout needs.

Multi tenant offices in Schaumburg, distribution sites in Elk Grove Village and medical offices in Arlington Heights each need different camera views and door rules.
Before you buy, ask for a site walk that maps every view and opening, and a clear answer on Alta versus Unity.
BTI Communications Group, LTD. serves Chicago and the surrounding suburbs. Pick your area for local services.
Chicago and Chicagoland businesses.
Western suburb businesses, served from our Downers Grove office.
Schaumburg corridor and Cook County northwest suburb businesses, served from our Downers Grove office.
North Shore and Lake County businesses, served from our Downers Grove office.
Joliet, Bolingbrook, Romeoville and Plainfield businesses on the I-55 corridor, served from our Downers Grove office.
Aurora, Batavia, Geneva and St. Charles businesses along I-88, served from our Downers Grove office.
Hammond, Gary, Merrillville, Portage and Valparaiso businesses, served from our Downers Grove, Illinois office.
Over 40 years of IT, security and communications work. Call 630-343-1322 for security or 312-492-2613 for IT, or book a free consultation.
Get a free consultationYes. BTI is Avigilon certified and a top Avigilon partner, serving Schaumburg, Arlington Heights and the Northwest Suburbs from our Downers Grove office.
Yes. BTI designs, sells, installs and supports Avigilon cameras, Avigilon Alta access control and Avigilon Unity.
Alta is cloud managed with mobile credentials. Unity runs on premises. We compare both against your sites, IT rules and budget.
Yes. Avigilon Alta (formerly Openpath) systems can often be supported and expanded after we review the account and hardware.
Yes. We review the servers, cameras, licenses and admin access, then document and support the system.
No. 24/7 system health and alert monitoring available, plus a 24/7 converged security NOC/SOC is device and system health. Live observation is a separate scope.
Yes. Alta and Unity can link door events with video so authorized reviewers see what happened.
BTI offers 100% financing for parts, labor and licensing at 3.99% for five years. Project-only, co-managed and fully managed scopes are all available.
Sales inquiries get a reply from a BTI engineer within one business day. Managed support clients reach the team in real time by phone, and client emails get a reply within 15 minutes.
Schaumburg, Arlington Heights, Elgin, Palatine, Hoffman Estates, Elk Grove Village, Des Plaines, Rolling Meadows, Mount Prospect, Wheeling, Buffalo Grove, Itasca and nearby communities, from our Downers Grove office.
1441 Branding Ave, Suite 200, Downers Grove, IL 60515. Call 630-343-1322.
Our Downers Grove office is roughly 12 to 25 miles from most Northwest Suburbs communities. Projects are scheduled at your site or delivered remotely.
Service areas
Your free Avigilon consultation includes a site walk with a BTI security engineer, a scope of work with the cameras, doors and licensing we recommend and why, and an itemized quote with options for your Northwest Suburbs sites.
BTI Communications Group, LTD., 1441 Branding Ave, Suite 200, Downers Grove, IL 60515. Illinois security license 127.001638.