Specialised consultancy providing expert advisory and project management services to the transmission line construction and energy infrastructure sectors
About Us
OG Lines is a specialised consultancy providing expert advisory and project management services to the transmission line construction and energy infrastructure sectors. Founded on over two decades of hands-on industry experience, OG Lines delivers high-value solutions across the full project lifecycle — from design and planning through to execution, commissioning, and completion.
With extensive experience in Power Generation, OG Lines brings deep technical expertise and proven leadership to complex, large-scale infrastructure projects across Australia and abroad.
Over two decades of industry expertise
Transmission line projects up to 500kV
Delivering excellence across Australia and abroad
At OG Lines, we are committed to delivering excellence through leadership, integrity, and technical expertise. Our focus is on providing clients with trusted, practical, and results-driven solutions that ensure the safe, efficient, and high-quality delivery of critical infrastructure.
What We Do Best
Comprehensive consultancy and construction management services across transmission line construction and energy infrastructure
End-to-end oversight of high-voltage transmission line projects up to 500 kV Pre Tender / design stages through to final completion and Asset Transfer
Leadership of multidisciplinary teams up to 500 personnel, subcontractors, and stakeholders to deliver projects safely, on time, and within budget
Complex stringing Methodology development, Foundation Installation, Tower Assembly & Erection, Helicopter stringing, Sagging Quad bundle sections up to 12km
Coordination of remote works, complex logistics, and technical interfaces under challenging conditions
Implementation of safety-first systems and culture across all work fronts, ensuring zero harm and full regulatory compliance
Development and enforcement of project QA/QC frameworks and proactive risk mitigation strategies
Effective collaboration with clients, regulators, local communities, and project partners to ensure alignment and successful outcomes
Proven Track Record
Delivering excellence on some of the most significant energy infrastructure projects globally
500kV Transmission Line Construction
Construction Management of one of Australia's most significant energy infrastructure projects, including high-voltage tower erection and stringing in remote, challenging terrain.
Location
Australia
Voltage
500kV High-Voltage System
Scope
Tower erection, conductor stringing, remote site management
Future Growth Project, Kazakhstan
Delivered the Control and Power Scope valued at USD $380 million, managing multidisciplinary teams and international contractors on a major oil and gas expansion project.
Location
Kazakhstan
Project Value
USD $380 Million
Scope
Control & Power Scope management, multidisciplinary teams
Get In Touch
Contact OG Lines today to learn how our expertise in transmission line construction and energy infrastructure can deliver exceptional results for your next project.
Zero harm commitment on every project
Proven track record of meeting deadlines
Industry-leading standards and practices