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Consolidated and unconsolidated real estate joint ventures (Tables)
12 Months Ended
Dec. 31, 2023
Equity Method Investments and Joint Ventures [Abstract]  
Consolidated And Unconsolidated Real Estate Joint Venture Properties
From time to time, we enter into joint venture agreements through which we own a partial interest in real estate entities that own, develop, and operate real estate properties. As of December 31, 2023, our real estate joint ventures held the following properties:

PropertyMarketSubmarket
Our Ownership Interest(1)
Consolidated real estate joint ventures(2):
50 and 60 Binney StreetGreater BostonCambridge/Inner Suburbs34.0 %
75/125 Binney StreetGreater BostonCambridge/Inner Suburbs40.0 %
100 and 225 Binney Street and 300 Third StreetGreater BostonCambridge/Inner Suburbs30.0 %
99 Coolidge AvenueGreater BostonCambridge/Inner Suburbs75.0 %
15 Necco StreetGreater BostonSeaport Innovation District56.7 %
Other joint ventureGreater Boston61.2 %
(4)
Alexandria Center® for Science and Technology – Mission Bay(3)
San Francisco Bay AreaMission Bay25.0 %
1450 Owens StreetSan Francisco Bay AreaMission Bay40.6 %
(5)
601, 611, 651, 681, 685, and 701 Gateway BoulevardSan Francisco Bay AreaSouth San Francisco50.0 %
751 Gateway BoulevardSan Francisco Bay AreaSouth San Francisco51.0 %
211 and 213 East Grand AvenueSan Francisco Bay AreaSouth San Francisco30.0 %
500 Forbes BoulevardSan Francisco Bay AreaSouth San Francisco10.0 %
Alexandria Center® for Life Science – Millbrae
San Francisco Bay AreaSouth San Francisco47.1 %
3215 Merryfield RowSan DiegoTorrey Pines30.0 %
Campus Point by Alexandria(6)
San DiegoUniversity Town Center55.0 %
5200 Illumina Way
San DiegoUniversity Town Center51.0 %
9625 Towne Centre Drive
San DiegoUniversity Town Center30.0 %
SD Tech by Alexandria(7)
San DiegoSorrento Mesa50.0 %
Pacific Technology ParkSan DiegoSorrento Mesa50.0 %
Summers Ridge Science Park(8)
San DiegoSorrento Mesa30.0 %
1201 and 1208 Eastlake Avenue East and 199 East Blaine StreetSeattleLake Union30.0 %
400 Dexter Avenue NorthSeattleLake Union30.0 %
800 Mercer StreetSeattleLake Union60.0 %
Unconsolidated real estate joint ventures(2):
1655 and 1725 Third Street
San Francisco Bay AreaMission Bay10.0 %
1401/1413 Research BoulevardMarylandRockville65.0 %
(9)
1450 Research BoulevardMarylandRockville73.2 %
(9)
101 West Dickman StreetMarylandBeltsville57.9 %
(9)
(1)Refer to the table on the next page that shows the categorization of our joint ventures under the consolidation framework.
(2)In addition to the real estate joint ventures listed, various partners hold insignificant noncontrolling interests in three other consolidated real estate joint ventures in North America and we hold an interest in one other insignificant unconsolidated real estate joint venture in North America.
(3)Includes 409 and 499 Illinois Street, 1500 and 1700 Owens Street, and 455 Mission Bay Boulevard South.
(4)Refer to the discussion below and to Note 11 – “Accounts payable, accrued expenses, and other liabilities” and Note 19 – “Subsequent events” to our consolidated financial statements for additional information.
(5)The noncontrolling interest share of our joint venture partner is anticipated to increase to 75% as our partner contributes construction funding to the project over time.
(6)Includes 10210, 10260, 10290, and 10300 Campus Point Drive and 4110, 4135, 4155, 4161, 4165, 4224, and 4242 Campus Point Court.
(7)Includes 9605, 9645, 9675, 9685, 9725, 9735, 9805, 9808, 9855, and 9868 Scranton Road and 10055, 10065, and 10075 Barnes Canyon Road.
(8)Includes 9965, 9975, 9985, and 9995 Summers Ridge Road.
(9)Represents a joint venture with a local real estate operator in which our joint venture partner manages the day-to-day activities that significantly affect the economic performance of the joint venture.
Consolidated VIE's balance sheet information
The table below aggregates the balance sheet information of our consolidated VIEs as of December 31, 2023 and 2022 (in thousands):
December 31,
20232022
Investments in real estate$8,032,315 $6,771,842 
Cash and cash equivalents306,475 246,931 
Other assets728,390 684,487 
Total assets$9,067,180 $7,703,260 
Secured notes payable$119,042 $58,396 
Other liabilities608,665 430,615 
Mandatorily redeemable noncontrolling interest35,250 
(1)
— 
Total liabilities762,957 489,011 
Redeemable noncontrolling interests6,868 — 
Alexandria Real Estate Equities, Inc.’s share of equity4,162,017 3,513,001 
Noncontrolling interests’ share of equity4,135,338 3,701,248 
Total liabilities and equity$9,067,180 $7,703,260 
(1)Related to the acquisition of our partner’s partial noncontrolling interest in one of our real estate joint ventures, which was paid in full on January 12, 2024. Refer to Note 19 – “Subsequent events” and Note 11 – “Accounts payable, accrued expenses, and other liabilities” to our consolidated financial statements for additional information.
Investment in unconsolidated real estate joint ventures Our investments in unconsolidated real estate joint ventures, accounted for under the equity method and presented in our consolidated balance sheets, consisted of the following as of December 31, 2023 and 2022 (in thousands):
December 31,
Property20232022
1655 and 1725 Third Street$11,718$12,996
1450 Research Boulevard6,0415,625
101 West Dickman Street9,2908,678
Other
10,73111,136
$37,780$38,435
Summary of unconsolidated real estate joint ventures loans
The following table presents key terms related to our unconsolidated real estate joint ventures’ secured loans as of December 31, 2023 (dollars in thousands):
At 100%Our Share
Unconsolidated Joint VentureMaturity DateStated Rate
Interest Rate(1)
Aggregate Commitment
Debt Balance(2)
1401/1413 Research Boulevard12/23/242.70%3.31%$28,500 $28,331 65.0%
1655 and 1725 Third Street3/10/254.50%4.57%600,000 599,505 10.0%
101 West Dickman Street11/10/26SOFR + 1.95%
(3)
7.38%26,750 14,762 57.9%
1450 Research Boulevard12/10/26SOFR + 1.95%
(3)
7.44%13,000 8,280 73.2%
$668,250 $650,878 
(1)Includes interest expense and amortization of loan fees.
(2)Represents outstanding principal, net of unamortized deferred financing costs, as of December 31, 2023.
(3)This loan is subject to a fixed SOFR floor of 0.75%.