Driving Connectivity & Charging

GRL is the world's leading engineering services and testing automation solutions firm for connectivity and charging.


Customers globally across wide range of industries


Global Team Members


Global Locations and Expanding

GRL Services

A comprehensive suite of Engineering and Testing Services

Explore Services

GRL Solutions

GRL's Integrated Solutions improve product quality and user experiences.

Explore Solutions

Latest News

Get the latest news from Granite River Labs

GRL and Realtek Announce Certified DisplayPort™ UHBR (Ultra-high Bit Rate) Branch Device solution

Realtek’s DisplayPort 2.0 Branch Device (Sink and Source) solution achieves DisplayPort UHBR certification at GRL to the ...
GRL Team

GRL extends compliance test automation portfolio with flexible PCIe® 5.0 specification and DisplayPort 2.0 multivendor solutions

Software offerings give developers freedom to use the test equipment of their choice
GRL Team

GRL and Wieson Technologies Announce the First DisplayPort DP40 UHBR-compatible Cable to use Full Size Connectors

Development follows VESA’s recognition of GRL as a testing and certification ...
GRL Team

Granite River Labs expands global footprint with new office in Korea

Announcement marks the third major addition to GRL’s global network in recent ...
GRL Team

GRL introduces its 240W Power Delivery Tester to support the latest USB PD Specification

Granite River Labs (GRL), a global leader in engineering services and test solutions for connectivity, announced the release of its ...
GRL Team

Join Our Global Team

Our Trendsetters: in tune with the market and our customers to develop products and positioning aligned with their needs.

View All

Group Photo at HDMI Co-marketing Booth-1
Amy Shenzhen-1
Introducing C2 at the booth-1
Allen Present-1