TransMedics Group Signs 16-Year Lease At BioMed Realty's Assembly Innovation Park In Somerville
188 Assembly Park Drive
Building Size
498,000 SF
Asset Type
Life Sciences
Closing
Jan 12, 2026
AI
The property involved in the transaction is a life sciences asset located at 188 Assembly Park Drive in Somerville, Massachusetts. The total square footage of the property is 498,000. This lease transaction does not include a sale or purchase price, as it is a lease agreement.
Summary of transaction details:
- Property Type: Life Sciences
- Transaction Amount: Not applicable
- Address: 188 Assembly Park Drive
- Market: Somerville, MA
- Landlord: Tim Schoen - BioMed Realty
- Tenant: Waleed Hassanein - TransMedics Group
- Lease Duration: 16 years
- Square Footage: 498,000
Tim Schoen represents BioMed Realty as the landlord in the lease agreement, while Waleed Hassanein is the tenant representing TransMedics Group. This transaction establishes TransMedics' new global headquarters and manufacturing hub at the property.
Players
Somerville Life Sciences Market Snapshot
Boundary boundary · Life Sciences · Lease transactions
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Purchase Price
Annual NOI
Loan Amount
Interest Rate (%)
Loan Term (yrs)
Down Payment (%)
Cap Rate
5.80%
Cash-on-Cash
-1.66%
Monthly Payment
$14,164
Annual Debt Svc
$169,964
Annual Cash Flow
$-11,334
DSCR
0.93