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One Monument Square 1 Monument Sq 12,671 SF of Office Space Available in Portland, ME 04101
Sublease Highlights
- Class A Office Space
- 360° Natural Light
- First Floor Cafe & Smoothie Shop
- Excellent Downtown Location
- 24/7 Building Access & Security
- New Gym
All Available Space(1)
Display Rental Rate as
- Space
- Size
- Term
- Rental Rate
- Space Use
- Build-Out
- Available
The 4th floor available space is currently leased to Dechra, who fully renovated the floor in 2014. The space features open work areas, private offices, abundant natural light, a breakroom/kitchen area, conference rooms, dedicated men’s and women’s restrooms and direct elevator access.
- Sublease space available from current tenant
- Fits 32 - 102 People
- Listed rate may not include certain utilities, building services and property expenses
| Space | Size | Term | Rental Rate | Space Use | Build-Out | Available |
| 4th Floor | 12,671 SF | Negotiable | $30.19 CAD/SF/YR $2.52 CAD/SF/MO $382,595 CAD/YR $31,883 CAD/MO | Office | - | 2026-08-01 |
4th Floor
| Size |
| 12,671 SF |
| Term |
| Negotiable |
| Rental Rate |
| $30.19 CAD/SF/YR $2.52 CAD/SF/MO $382,595 CAD/YR $31,883 CAD/MO |
| Space Use |
| Office |
| Build-Out |
| - |
| Available |
| 2026-08-01 |
4th Floor
| Size | 12,671 SF |
| Term | Negotiable |
| Rental Rate | $30.19 CAD/SF/YR |
| Space Use | Office |
| Build-Out | - |
| Available | 2026-08-01 |
The 4th floor available space is currently leased to Dechra, who fully renovated the floor in 2014. The space features open work areas, private offices, abundant natural light, a breakroom/kitchen area, conference rooms, dedicated men’s and women’s restrooms and direct elevator access.
- Sublease space available from current tenant
- Listed rate may not include certain utilities, building services and property expenses
- Fits 32 - 102 People
Property Overview
We are pleased to offer for sublease a 12,671± SF, full floor, Class-A office suite at one of Portland’s most prestigious buildings, One Monument Square. This building is located in the heart of the Portland’s Downtown Financial and Business District, adjacent to Monument Square. The abundant amenities of Portland’s Old Port, Arts District and working waterfront are all within walking distance. The 4th floor available space is currently leased to Dechra, who fully renovated the floor in 2014. The space features open work areas, private offices, abundant natural light, a breakroom/kitchen area, conference rooms, dedicated men’s and women’s restrooms and direct elevator access.
- 24 Hour Access
- Controlled Access
- Food Court
- Property Manager on Site
- Signage
Property Facts
Select Tenants
- Floor
- Tenant Name
- Industry
- 9th
- Bank of America Private Bank
- Finance and Insurance
- 1st
- CERA Sandwiches
- Accommodation and Food Services
- 4th
- Dechra Vetinary Products
- Manufacturing
- 6th
- Hightower Advisors
- Finance and Insurance
- 1st
- KeyBank
- Finance and Insurance
- 6th
- Littler Mendelson P.C.
- Professional, Scientific, and Technical Services
- 10th
- Merrill Lynch Wealth Management
- Finance and Insurance
- 5th
- Penobscot Financial Advisors
- Finance and Insurance
- 1st
- The Hartford
- Finance and Insurance
Presented by
One Monument Square | 1 Monument Sq
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