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3100 South Gessner Road

Updated Feb 6, 2026

Andrew Armour Of Winthrop Realty Group Acquires Three Houston Office Properties Totaling 405000 SF
SOLDOffice

Andrew Armour Of Winthrop Realty Group Acquires Three Houston Office Properties Totaling 405000 SF

3100 South Gessner Road, 1800 Saint James Place & 7135 West Tidwell Road

Building Size

405,000 SF

Asset Type

Office

Closing

Oct 17, 2025

About this deal

AI

Winthrop Realty Group has acquired three properties located in Houston, consisting of two Class-B office buildings at 3100 South Gessner Road and 1800 Saint James Place, as well as the Corporate Park Northwest flex complex covering 175,000 square feet. The total square footage of the acquired assets is 405,000 square feet.

Summary of transaction details:

  • Property Type: Office
  • Transaction Amount: Not disclosed
  • Address: 3100 South Gessner Road, 1800 Saint James Place & 7135 West Tidwell Road
  • Market: Houston
  • Buyer: Andrew Armour - Winthrop Realty Group

Winthrop Realty Group is planning to enhance the portfolio through upgrades to common areas, modernization of systems, and the addition of turnkey spec suites across the acquired properties. The acquisition took place over the past 90 days.

Players

Andrew Armour

Winthrop Realty Group

Buyer

1 deal

Buyer
Winthrop Realty Group
Winthrop Realty GroupBuyer

Houston Office Market Snapshot

Boundary boundary · Office · Sale 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

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