Currently the buildings have been adapted for use as retail shops, restaurants, and furniture showrooms; the complex is part of what is now called the Helms Bakery District.
Each coach would travel through its assigned neighborhoods, with the driver periodically pulling (twice) on a large handle that sounded a whistle or stopping at a house where a Helms sign, a blue placard with an "H" on it, was displayed in their windows.
Until WWII, both Twin-Coach and early Divco vehicles were manufactured by the merged Divco-Twin Truck Company in a new factory opened in 1939 on Hoover Road in suburban Detroit.
In 1937, the firm introduced a new delivery vehicle based on a design similar to Chrysler's Airflow, which by WWII had a market for Divco.
The tucks made with the older Twin-style bodies were discontinued and the name was dropped from the company when the factory switched to military parts in WWII and was never resumed.
[citation needed] Paul Helms died on January 5, 1957, at age 67, but the business continued to operate, run by family members.
In the company's final year of operation, a marketing campaign netted Helms a contract to furnish "the first bread on the moon," via the Apollo 11 space mission.