WHAT WE DO

Greign Corporation is dedicated to providing quality construction, technical and engineering services. We strive to establish lasting relationships with our clients based on quality, safety, timely service and meeting requirements.

The world is coming together and growing smaller thanks to communications. Greign Corporation is at the forefront, providing:

  • Development & Construction
  • Engineering Services
  • Network Operation and Maintenance Services
  • Integration and Commissioning

This includes:

  • Antenna, Line and Radio Unit Installation
  • HVAC/Power Installations
  • Construction Management
  • Decommissioning
  • DAS/Small Cell (ALU Small Cell Certified Installer)
  • Microwave
Headquartered in Washington State, we have projects all over the United States. We provide services to companies such as Samsung, Sprint, AT&T, Verizon, T-Mobile, Nexius, MasTec, Crown Castle, Sabre and General Dynamics.

Our management systems allow us to be constantly connected to our clients. We have a fully qualified team of engineers who are up-to-date with the ever-evolving technologies. Collectively, we have completed thousands of cell sites.
Greign Corporation provides comprehensive training and education on quality and safety.  We believe in the well-being, individual growth and satisfaction of our employees.

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