North Carolina Central University selects CIRCUM™ Round railing for their new student center.

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Optik Boss for Twitter’s Global Headquarters Twitter Modern Handrail

HDI's Optik Boss balustrade was chosen for the Twitter headquarters in San Francisco.

HDI’s Optik Shoe system ends Google’s search for a floating glass design. Google Balustrade

Recognized for its open and retro-futuristic design, the Google Sunnyvale, CA corporate building is almost as iconic as the company logo itself. When the world’s biggest search engine needed a balustrade system to complement... Read More

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