About QISG

We serve as the nexus of a fully integrated team giving the client a single point of accountability for complete projects


Our turnkey service capabilities provide our customers with efficiency, consistency, attention to detail and safe execution. The QISG team brings together Engineering, Safety, Quality, Material Procurement, QA/QC, Right-of-Way Acquisition, Scheduling, Environmental Planning, Permitting, Title and Land Management expertise that ensure outstanding results for our clients.


Our Capabilities

Our Values


We innovate to make projects leaner, faster, and easier for our clients.

By bringing engineering, procurement, and project and risk management under the same roof as construction, our turnkey services offer the full spectrum of capabilities that critical infrastructure owners need to design, build, operate, and maintain their networks. We are forging a new business model that makes us an inseparable partner of asset owners.


Great planning and execution is great business.

We are building centers of excellence in project and program management to harness the vast competencies of our sister companies within the Quanta Services organization and increase our value to clients and stakeholders. We are an early partner in designing and deploying capital programs.


We are team builders, above all.

The success of our relationships culminates with the success of our projects. We enhance our clients’ businesses by sharing contingency, providing referrals, and coordinating the expertise of the vast workforce across Quanta Services companies. We respect our partners’ industry knowledge and integrate it into our processes.


We are predictable and transparent, from concept to completion.

We shoulder the responsibility of cost and schedule certainty and aim to outperform our stellar track record of safety and environmental responsibility. Our results are repeatable, sustainable, and better, even at the highest stakes.

Our Partners

We self perform a vast majority of our work but when we bring in a partner we build a network that adheres to our standard of safety and excellence. We align ourselves with proven industry leaders who enable us to provide the most comprehensive solutions on projects of any size.

The Quanta Advantage

We are a proud part of Quanta Services, the largest end to end solutions provider in North America.

As a member of the Quanta Services family of companies, QISG has the financial strength, employees, equipment and bonding capacity to handle the largest and most complex projects.

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