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1 Main Street

Ketryx Leases 10,222 SF Office At One Main Street In Cambridge From Mass General Brigham
LEASEDOffice

Ketryx Leases 10,222 SF Office At One Main Street In Cambridge From Mass General Brigham

1 Main Street

Building Size

10,222 SF

Asset Type

Office

Closing

Sep 16, 2025

AI

Ketryx subleased 10,222 square feet at 1 Main Street in Cambridge, MA. This office space will support its expansion following a $39 million Series B raise. The location is expected to enhance the company’s operational capacity as it responds to the growing demand for its life sciences technology.

Summary of transaction details:

  • Property Type: Office
  • Transaction Amount: N/A
  • Address: 1 Main Street
  • Market: Cambridge, MA
  • Square Footage: 10,222
  • Landlord: Anne Klibanski - Mass General Brigham
  • Tenant: Erez Kaminski - Ketryx
  • Brokers: Chris Rogers, Ellie Cullinan & David Townsend - Freudenheim Partners

The deal involved Ketryx, represented by Erez Kaminski, securing a lease to accommodate its growth strategy in the Boston area. The brokers from Freudenheim Partners played a crucial role in facilitating this transaction, ensuring that both the landlord and tenant's needs were aligned throughout the leasing process.

Players

Ellen Fantini Cullinan

Freudenheim Partners

Broker

$11.8M

vol

13 deals

Broker
Freudenheim Partners
Freudenheim PartnersBrokerage

Cambridge Office Market Snapshot

Boundary boundary · Office · 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