Low Voltage Systems Integration · Est. 2004

LJ Systems

Protect · Connect · Control

We go beyond just cabling — we are your complete source for all things low voltage. From design to implementation, programming and more, our goal is to make the right choice simple. Serving Edmonton, Alberta and beyond.

20+
Years in Business
35+
Field Technicians
16
Installation Crews
24/7
Service Response

Industry-Leading Services

One integrator for every low voltage system in your building — designed, installed, programmed and serviced by our own people.

Structured Cabling

From copper to fiber optic backbones, we provide certified, complete end-to-end cabling solutions. Every installation is Fluke-tested for network health and peace of mind.

Belden Certified

Security Systems

Comprehensive security solutions including Card Access, Intrusion Systems, and CCTV Camera Systems. We design and build to meet your exact specifications.

Design & Build

Audio Visual

From small boardrooms to large-scale PA systems, Video Walls, Integrated A/V, and Sound Masking. Powered by Harman, JBL, BSS, and other premium brands.

Large & Small Scale

And More

Intercom & Entry Systems, Patient Wandering, Lock Down Systems, Elevator Control, and beyond. We continuously evolve our skills to meet the demands of the low voltage industry.

Full Scope

The LJ Systems Process

From the first drawing to the after-hours call, the same team carries your project through every stage.

01

Design

We recognize that today's communication systems are ever-changing. Working with our qualified staff and supply chains, we design solutions that let you face tomorrow with confidence.

02

Estimating

Getting a new project off the ground can seem daunting. We work with suppliers and manufacturers to produce realistic budgets and timelines — so your project lands at the right price.

03

Installation

With a fleet of vehicles and qualified technicians, we're there every step of the way. From project management through final installation, we keep things organized and on schedule.

04

Service

Emergencies and last-minute projects can happen any time. Our dedicated service department is ready to respond — keeping your systems running when you need them most.

Featured Projects

A sample of recent work across commercial, institutional and education sites.

AUPE Headquarters

AUPE Headquarters

LJ Systems was selected to install the complete Audio and Visual System for the new AUPE office — multiple boardrooms, a large divisible room, displays, and integrated audio. We also installed all structured cabling, fiber optics, network racks, PDUs, and UPS battery backup.

Audio VisualStructured CablingFiber Optics
Paul Kane School

Paul Kane School

Alongside Aman Builders and AltaPro, we were proud to be part of the team on this new modern high school in St. Albert — installing all structured cabling (fiber and copper) alongside a state-of-the-art A/V system including video walls, audio, and stage lighting.

Structured CablingVideo WallStage Lighting
Station Lands

Station Lands

Selected by CDN Power PAC, LJ Systems is installing all suite cabling, Telus riser cables, base building data, a multi-zone audio system, common area displays, a 275" 5×5 videowall, and a surround sound theatre.

Multi-Zone AudioVideowallSuite Cabling
University of Alberta — University Commons

University of Alberta — University Commons

Alongside Clark Builders and Territorial, we completed this multiphase renovation — 24 comm rooms, 288 strands of fiber backbone, and over 2,500 Cat 6 network drops throughout the University Commons building.

Fiber BackboneCat 6Multi-Phase
Hockeyology — Athleticare

Hockeyology — Athleticare

Working alongside Complete Power to install a base building network system and a network-distributed AV system — complete with 2 videowalls, individual displays, and a full audio system throughout this state-of-the-art training and wellness facility.

Distributed AVVideowallNetwork

LJ Systems Team

Backed by 35+ field technicians, 16 crews and two warehouse and staging facilities.

Larry Trach
Larry Trach Owner

Larry started LJ Systems in 2004 and has over 20 years in the low voltage communications industry. Having grown the business from the ground up — from pulling cable to installing devices — he knows what customers need. His expertise spans card access, surveillance, audio/visual, intercom systems, and more, which he shares with clients to help design and price their projects.

Derek Armstrong
Derek Armstrong Operations Manager

Derek has over 15 years of experience as a low voltage systems integrator, working hands-on both in the field and in the office. Employed with LJ Systems since 2014, he has managed commercial and institutional projects from $10,000 to $1,000,000 — always on time and on budget.

Jacob Longley
Jacob Longley Estimator

Jacob has been actively involved in the low voltage industry for over 10 years and with LJ Systems since 2014. In the last 5 years he has estimated over $15 million in projects — including design-build work — working closely with customers to ensure all needs and budgets are met.

Justine Trembly
Justine Trembly Office Manager

LJ Systems is proud to have Justine care for many roles and responsibilities. She keeps the company running smoothly with billing, accounts payable, and general office administration — her many years of experience make her an invaluable member of the team.

Robert Brulotte
Robert Brulotte Service Manager

Robert has been with LJ Systems since 2011 and brings 15 years of low voltage experience across the many platforms LJ supports. His knowledge in Fibre, Data, AV, Paging, and Security — combined with a genuine interest in technology — makes him a well-rounded leader for the Service department.

Darren Hammell
Darren Hammell Project Manager

Darren has over 15 years across all areas of telecommunications. As project manager since 2020, he oversees integration and implementation of multiple structured cabling projects — controlling all aspects of personnel and budget while reinforcing excellence and safety at every level.

Bharat Patel
Bharat Patel Project Manager

With LJ Systems since 2017, Bharat brings over 15 years of low voltage experience. His expertise spans Access Control, Alarm, CCTV, Networking, AV, Data, Fiber, Paging, and Panic systems — making him a versatile asset for managing complex security projects.

Industry Partners

We install and support the manufacturers our clients rely on.

Structured Cabling

Audio Visual

Security

Safety

Industry Memberships