Top System Administration Companies in New South Wales
Not sure which
agency is right for you?
Tell us about your project, and get matched with agencies that fit your requirements.
List of the Best System Administration Agencies and System Administration Professionals in New South Wales
Certain agencies may be featured through sponsored placements. Rankings and SF Scores remain unbiased and are based solely on our evaluation methodology.
2 Companies
Filter by
-
Australia
-
New South Wales
26
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Your Partner for Web, App & Cloud Solutions
NexusByte is a Sydney-based digital and IT solutions agency specialising in web design and development, mobile app development, ecommerce solutions, cloud consulting, and cybersecurity services. We help startups, small to mid-sized businesses, and growing organisations build secure, scalable, and high-performing digital products. Our team delivers custom websites, web applications, and software solutions backed by reliable IT support, cloud infrastructure, and security best practices. With a practical, results-driven approach and transparent communication, NexusByte partners with businesses to streamline operations, enhance digital performance, and support long-term growth.
View NexusByte Technology ProfileN/A
$1,000 - $5,000
11 - 50
Sydney, Australia
19
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Managed IT support, cybersecurity and cloud for Sydney businesses since 2006
Elscomm is a managed IT services provider based in North Sydney, operating since 2006. We work with Australian businesses of 15 to 70 staff as their outsourced IT department. Services include a responsive help desk, proactive monitoring and patching, cybersecurity and Essential Eight compliance, managed detection and response, Microsoft 365 and Azure management, cloud migration, backup and disaster recovery, network and infrastructure management, IT strategy and virtual CIO advisory, and technology procurement. We back our work with a 90-day guarantee: three measurable improvements or we work free until delivered. Our average client relationship runs to eight years. Elscomm Level 25/100 Mount St, North Sydney NSW 2060 Phone: (02) 8188 9777 Web: https://elscomm.com.au ABN: 13 509 095 511
View Elscomm ProfileUndisclosed/hr
$1,000+
2 - 9
North Sydney, Australia
Why Companies Trust SelectedFirms?
SelectedFirms bridges the gap between businesses and digital service providers as a trusted B2B research and listing platform. With the trust of 14,000+ companies and a growing community of 1M+ users, we empower businesses with reliable insights to make confident decisions.
Human-verified companies
We manually review companies to ensure they meet our quality standards before they appear on the platform.
Research-driven rankings
We rank companies using a clear ranking methodology based on real client feedback, expertise, market credibility, and how well teams execute — not hype.
Always up-to-date insights
We regularly refresh listings with new reviews, case study updates, and market changes to keep decisions relevant.
Verified credibility signals
From verified badges to editorial reviews, we highlight companies that show real commitment to quality and transparency.