One Tryon Place Professional Building – Office Condo Building in Downtown Tryon – 688 SQFT Office Condo For Sale. OTP has a large inviting Lobby and Welcome Center that leads to 4 Office Condos on the main level. Unit #4 has a private small lobby, 2 offices, & a conference room. This Unit was formerly “Hugh Key Attorney” s Office, now used as SC NC Realty Office. Common Area Kitchen, bathrooms, & storage space available to all unit owners. Monthly HOA Dues are prorated each month and paid based on the overall square footage of the building divided by the square footage of your unit. Dues Include Power, Water, Gas, Repairs, & Maintenance. If you are looking to start or grow a business, call today!