# EDGAR Filing Document

**Accession Number:** 0001894714
**File Stem:** 0001628297-23-000151
**Filing Date:** 2023-1
**Character Count:** 18302
**Document Hash:** e3a4063251dcb1d34d2f88c39d89ba2d
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001628297-23-000151.hdr.sgml**: 20230131

**ACCESSION NUMBER**: 0001628297-23-000151

**CONFORMED SUBMISSION TYPE**: ABS-EE

**PUBLIC DOCUMENT COUNT**: 3

**CONFORMED PERIOD OF REPORT**: 20230118

**FILED AS OF DATE**: 20230131

**DATE AS OF CHANGE**: 20230131

**PERIOD START**: 20221217

**ABS ASSET CLASS**: Commercial mortgages

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** BENCHMARK 2021-B31 MORTGAGE TRUST
- **CENTRAL INDEX KEY:** 0001894714
- **STANDARD INDUSTRIAL CLASSIFICATION:** ASSET-BACKED SECURITIES [6189]
- **STATE OF INCORPORATION:** DE

**FILING VALUES:**
- **FORM TYPE:** ABS-EE
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 333-228597-10
- **FILM NUMBER:** 23571163

**BUSINESS ADDRESS:**
- **STREET 1:** 390 GREENWICH STREET
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10013
- **BUSINESS PHONE:** 2128165343

**MAIL ADDRESS:**
- **STREET 1:** 390 GREENWICH STREET
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10013

**UNITED STATES** 

**SECURITIES AND EXCHANGE COMMISSION** 

**Washington, D.C. 20549** 

**FORM FOR SUBMISSION OF ELECTRONIC EXHIBITS FOR** 

**ASSET-BACKED SECURITIES** 

**Commission File Number of issuing entity: 333-228597-10** 

**Central Index Key Number of issuing entity: 0001894714** 

## Benchmark 2021-B31 Mortgage Trust
**(Exact name of issuing entity as specified in its charter)** 

**Commission File Number of depositor: 333-228597** 

**Central Index Key Number of depositor: 0001258361** 

**Citigroup Commercial Mortgage Securities Inc.** 

**(Exact name of depositor as specified in its charter)** 

**Citi Real Estate Funding Inc.** 

**Central Index Key Number: 0001701238** 

**German American Capital Corporation** 

**Central Index Key Number: 0001541294** 

**JPMorgan Chase Bank, National Association** 

**Central Index Key Number: 0000835271** 

**Goldman Sachs Mortgage Company** 

**Central Index Key Number: 0001541502** 

**(Exact names of sponsors as specified in their respective charters)** 

**Richard Simpson (212) 816-5343** 

**(Name and telephone number, including area code, of the person to contact in connection with this filing)** 

**INFORMATION TO BE INCLUDED IN THIS FORM** 

---

| | |
|:---|:---|
| **Item 1.**  | File an Asset Data File in accordance with Exhibit 601(b)(102) (17 CFR 229.601(b)(102)).  |

---

------

#### EXHIBIT INDEX

---

| | |
|:---|:---|
| **Exhibit Number**  | **Description**  |
| Exhibit 102  | Asset Data File  |
| Exhibit 103  | Asset Related Document  |

---

------

#### SIGNATURES
The depositor has duly caused this Form to be signed on its behalf by the undersigned thereunto duly authorized.

---

| | | |
|:---|:---|:---|
|  | **Citigroup Commercial Mortgage Securities Inc.** | **Citigroup Commercial Mortgage Securities Inc.** |
|  | (Depositor)  | (Depositor)  |
| Date: January 31, 2023  | By:  | /s/ Richard Simpson  |
|  | Name:  | Richard Simpson  |
|  | Title:  | President  |

---

## Exhibit 102: Asset Data File

|   Asset Number | Originator                                                             | Origination Date   | Original Loan Amount   | Maturity Date   |   Interest Rate (%) | Property Name                      | Property Type   | City             | State   |
|---:|:---|:---|:---|:---|---:|:---|:---|:---|:---|
|              1 | DBR Investments Co. Limited, JPMorgan Chase Bank, National Association | 10-14-2021         | $148140816.29          | 11-06-2036      |            0.02792  | 350 and 450 Water Street           | MU              | Cambridge        | MA      |
|              2 | DBR Investments Co. Limited, Citi Real Estate Funding Inc.             | 11-17-2021         | $94000000.00           | 12-06-2031      |            0.03257  | Greenwich Office Park              | OF              | Greenwich        | CT      |
|              3 | DBR Investments Co. Limited                                            | 11-05-2021         | $75000000.00           | 04-06-2031      |            0.02838  | Novo Nordisk HQ                    | OF              | Plainsboro       | NJ      |
|              4 | JPMorgan Chase Bank, National Association                              | 09-15-2021         | $63150000.00           | 10-05-2031      |            0.026925 | One Memorial Drive                 | OF              | Cambridge        | MA      |
|              5 | Citi Real Estate Funding Inc.                                          | 11-18-2021         | $58500000.00           | 12-06-2031      |            0.0324   | 5000 East Raines Road              | IN              | Memphis          | TN      |
|              6 | Citi Real Estate Funding Inc.                                          | 11-17-2021         | $58000000.00           | 12-06-2031      |            0.038    | Building E1                        | OF              | Frisco           | TX      |
|              7 | Goldman Sachs Bank USA                                                 | 09-17-2021         | $55000000.00           | 10-06-2031      |            0.03361  | La Encantada                       | RT              | Tuscon           | AZ      |
|              8 | Citi Real Estate Funding Inc.                                          | 11-09-2021         | $48000000.00           | 12-06-2031      |            0.0397   | Bahia Apartments                   | MF              | Tampa            | FL      |
|              9 | JPMorgan Chase Bank, National Association                              | 11-17-2021         | $45600000.00           | 12-01-2031      |            0.0399   | 40 Gansevoort                      | MU              | New York         | NY      |
|             10 | Citi Real Estate Funding Inc.                                          | 11-05-2021         | $43500000.00           | 11-06-2026      |            0.0324   | 50 Penn Place                      | MU              | Oklahoma City    | OK      |
|             11 | DBR Investments Co. Limited                                            | 11-23-2021         | $43000000.00           | 12-01-2031      |            0.02455  | The Eddy                           | MF              | Harrison         | NJ      |
|             12 | Citi Real Estate Funding Inc.                                          | 11-17-2021         | $42500000.00           | 12-06-2031      |            0.0378   | Somerset I                         | MF              | Alsip            | IL      |
|             13 | Citi Real Estate Funding Inc.                                          | 11-17-2021         | $40000000.00           | 12-06-2031      |            0.0371   | Charcuterie Artisans SLB           | IN              | Mapleville       | RI      |
|             14 | JPMorgan Chase Bank, National Association                              | 11-19-2021         | $40000000.00           | 12-05-2031      |            0.03641  | Nyberg Portfolio - Rivers          | RT              | Portland         | OR      |
|             15 | DBR Investments Co. Limited                                            | 11-17-2021         | $40000000.00           | 12-06-2031      |            0.03855  | 2314-2418 Sybrandt Road            | IN              | Traverse City    | MI      |
|             16 | Citi Real Estate Funding Inc.                                          | 11-17-2021         | $35150000.00           | 12-06-2031      |            0.0262   | The Colony Cooperative             | MF              | Fort Lee         | NJ      |
|             17 | Citi Real Estate Funding Inc.                                          | 11-05-2021         | $32503707.00           | 11-06-2031      |            0.0247   | Hyde Park Gardens Cooperative      | MF              | Kew Gardens      | NY      |
|             18 | JPMorgan Chase Bank, National Association                              | 10-08-2021         | $30400000.00           | 11-01-2026      |            0.04375  | SolutionReach AREPIII              | OF              | Lehi             | UT      |
|             19 | JPMorgan Chase Bank, National Association                              | 10-01-2021         | $30000000.00           | 10-05-2031      |            0.0299   | The Veranda                        | RT              | Concord          | CA      |
|             20 | Citi Real Estate Funding Inc.                                          | 10-15-2021         | $16246711.00           | 11-06-2031      |            0.0394   | PGA Tour Superstore                | RT              | Braintree        | MA      |
|             21 | Citi Real Estate Funding Inc.                                          | 10-12-2021         | $8380000.00            | 11-06-2031      |            0.0397   | Fresenius Industrial               | IN              | Oregon           | OH      |
|             22 | DBR Investments Co. Limited                                            | 10-22-2021         | $23200000.00           | 11-06-2031      |            0.02901  | 435 N Roxbury Drive                | OF              | Beverly Hills    | CA      |
|             23 | Citi Real Estate Funding Inc.                                          | 11-01-2021         | $23100000.00           | 11-06-2031      |            0.0391   | 466 Broome Street                  | MU              | New York         | NY      |
|             24 | DBR Investments Co. Limited                                            | 11-17-2021         | $21000000.00           | 12-06-2031      |            0.02948  | Intuitive Surgical Sunnyvale       | OF              | Sunnyvale        | CA      |
|             25 | Citi Real Estate Funding Inc.                                          | 11-17-2021         | $21000000.00           | 12-06-2031      |            0.0367   | 459 Park Avenue South              | MF              | New York         | NY      |
|             26 | Citi Real Estate Funding Inc.                                          | 09-28-2021         | $20000000.00           | 10-06-2031      |            0.0349   | Plaza La Cienega                   | MU              | Los Angeles      | CA      |
|             27 | DBR Investments Co. Limited                                            | 10-21-2021         | $19975000.00           | 11-06-2031      |            0.05887  | Southlake Mall                     | RT              | Morrow           | GA      |
|             28 | Goldman Sachs Bank USA                                                 | 08-06-2021         | $19000000.00           | 08-06-2031      |            0.0372   | Audubon Crossing                   | RT              | Audubon          | NJ      |
|             29 | DBR Investments Co. Limited                                            | 11-19-2021         | $18500000.00           | 12-06-2031      |            0.0384   | Westward Ho                        | MH              | El Cajon         | CA      |
|             30 | JPMorgan Chase Bank, National Association                              | 11-17-2021         | $18250000.00           | 12-01-2031      |            0.03968  | Greystone Lofts                    | MF              | North Providence | RI      |
|             31 | Citi Real Estate Funding Inc.                                          | 11-18-2021         | $18000000.00           | 12-06-2031      |            0.0332   | 162-24 Jamaica Avenue              | MU              | Jamaica          | NY      |
|             32 | Citi Real Estate Funding Inc.                                          | 11-01-2021         | $18000000.00           | 11-06-2031      |            0.0391   | SLF Portfolio - Torrance           | RT              | Torrance         | CA      |
|             33 | Citi Real Estate Funding Inc.                                          | 11-08-2021         | $17875000.00           | 12-06-2031      |            0.0348   | 223 Quaker Road                    | IN              | Pomona           | NY      |
|             34 | DBR Investments Co. Limited                                            | 10-29-2021         | $17600000.00           | 11-06-2031      |            0.0376   | Junction 4121                      | MU              | Los Angeles      | CA      |
|             35 | JPMorgan Chase Bank, National Association                              | 10-18-2021         | $15900000.00           | 11-01-2028      |            0.03871  | Belcan Headquarters                | OF              | Blue Ash         | OH      |
|             36 | Citi Real Estate Funding Inc.                                          | 11-12-2021         | $15100000.00           | 12-06-2031      |            0.0398   | 87-10 Northern Boulevard           | RT              | Queens           | NY      |
|             37 | Goldman Sachs Bank USA                                                 | 11-09-2021         | $13265000.00           | 08-06-2031      |            0.0318   | Lake Drive Plaza                   | RT              | Vinton           | VA      |
|             38 | DBR Investments Co. Limited                                            | 11-08-2021         | $13250000.00           | 12-06-2031      |            0.03808  | Franklin Square                    | RT              | Gastonia         | NC      |
|             39 | Citi Real Estate Funding Inc.                                          | 10-27-2021         | $12750000.00           | 11-06-2031      |            0.031    | 901 Corporate                      | OF              | Pomona           | CA      |
|             40 | JPMorgan Chase Bank, National Association                              | 11-19-2021         | $12000000.00           | 12-01-2031      |            0.03993  | Home Depot Nanuet                  | RT              | Nanuet           | NY      |
|             41 | DBR Investments Co. Limited                                            | 11-19-2021         | $10500000.00           | 12-06-2031      |            0.03839  | 8900 South Congress                | RT              | Austin           | TX      |
|             42 | DBR Investments Co. Limited                                            | 10-27-2021         | $9830000.00            | 11-06-2031      |            0.0389   | FedEx Topeka                       | WH              | Topeka           | KS      |
|             43 | Citi Real Estate Funding Inc.                                          | 10-29-2021         | $9800000.00            | 11-06-2028      |            0.0432   | Fondren Hill Apartments            | MF              | Jackson          | MS      |
|             44 | Goldman Sachs Bank USA                                                 | 11-09-2021         | $8200000.00            | 12-06-2031      |            0.03309  | Brookside Industrial               | IN              | Indianapolis     | IN      |
|             45 | Goldman Sachs Bank USA                                                 | 10-27-2021         | $7800000.00            | 11-06-2031      |            0.03858  | Shoppes at Mason                   | RT              | Mason            | OH      |
|             46 | Citi Real Estate Funding Inc.                                          | 10-21-2021         | $7550000.00            | 11-06-2031      |            0.0335   | 560 Village Boulevard              | OF              | West Palm Beach  | FL      |
|             47 | Goldman Sachs Bank USA                                                 | 11-12-2021         | $7270000.00            | 12-06-2031      |            0.03896  | 7670 Woodway                       | OF              | Houston          | TX      |
|             48 | JPMorgan Chase Bank, National Association                              | 11-16-2021         | $7000000.00            | 12-01-2031      |            0.0365   | 1320 South University Avenue       | MF              | Ann Arbor        | MI      |
|             49 | Citi Real Estate Funding Inc.                                          | 10-29-2021         | $7000000.00            | 11-06-2031      |            0.0371   | 678 Scotland                       | MF              | Orange           | NJ      |
|             50 | Citi Real Estate Funding Inc.                                          | 11-12-2021         | $6660000.00            | 12-06-2031      |            0.0351   | Storage Express Waverly            | SS              | Waverly          | TN      |
|             51 | Citi Real Estate Funding Inc.                                          | 11-09-2021         | $6600000.00            | 12-06-2031      |            0.0358   | 145 Saw Mill Road                  | IN              | Yonkers          | NY      |
|             52 | Citi Real Estate Funding Inc.                                          | 10-27-2021         | $6500000.00            | 11-06-2031      |            0.036    | Springfield Plaza                  | RT              | Springfield      | VT      |
|             53 | Citi Real Estate Funding Inc.                                          | 11-17-2021         | $5700000.00            | 12-06-2031      |            0.0373   | Willow Tree Apartments             | MF              | Southfield       | MI      |
|             54 | Citi Real Estate Funding Inc.                                          | 11-17-2021         | $4000000.00            | 12-06-2031      |            0.0364   | 233 Jackson Street                 | MF              | Brooklyn         | NY      |
|             55 | Citi Real Estate Funding Inc.                                          | 10-22-2021         | $3600000.00            | 11-06-2031      |            0.0398   | Fresenius Medical Center Melbourne | OF              | Melbourne        | FL      |
|             56 | DBR Investments Co. Limited                                            | 10-29-2021         | $2400000.00            | 11-06-2031      |            0.041    | 1048 Manzanita                     | MF              | Los Angeles      | CA      |
|             57 | Citi Real Estate Funding Inc.                                          | 10-26-2021         | $1600000.00            | 11-06-2031      |            0.0443   | CVS Newnan                         | RT              | Newnan           | GA      |

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