Office furniture landmark upgrades at warp speed.

Peabody Office Furniture Corp. is pulling the covers off its 234 Congress St. headquarters as part of a $1.5 million makeover of the company's image.

The company, which was founded in 1899, is looking to tap into the burgeoning demand for high-tech influenced, funky-looking, crazy-colored furniture.

"Our image has not been in keeping with our business plan," said Paul Lydon, executive vice president. "We want to make this a destination for the design community."

In addition to completely changing the look of its 8,000-square-foot showroom, Peabody, a Knoll dealership, is adding a "research library" downstairs where professional designers can come …