725 S Wells - 1547 Critical Systems

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725 S Wells St Chicago
Operational
Fully operational facility
Operated by:

725 S Wells - 1547 Critical Systems

Ownership: 1547 Critical Systems Realty (fifteenfortyseven) owns the building.

Sites leasing space from 1547 Critical Systems Realty (fifteenfortyseven):

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Gross Colocation Size

In 2025, a joint venture formed by Harrison Street Real Estate Capital, LLC and fifteenfortyseven Critical Systems Realty (“1547”) acquired this data center from CIM Group.

Colocation

  • Custom-built power, copper & fiber distribution
  • Custom-designed suites
  • 42,000 sq. ft. data center space
  • 2,000 to 6,000 sq. ft suites
  • Hardwalled, and 12′ slab to slab dedicated suites
  • 8’6″ raised floor to underside of acoustical ceiling

Power

  • 400kW – 1 MW capability per floor
  • Utility power in N+1 or custom 2N configuration
  • Generator power in N+1 or custom 2N configuration
  • Single and Redundant Power Feeds Available
  • 600 KW UPS N+1 configuration breaker power per floor with 7 minute full load battery backup
  • N+1 UPS power in a single or redundant feed configuration
  • Power Densities up to 200 Watts/sq. ft

NETWORK PROVIDERS:

The 725 South Wells building is a fiber rich property which sits directly on top of the Chicago “F Ring” Fiber enters the facility via 3 separate entrances and terminates on the 3rd floor.

Zayo (Above Net)
AT&T/SBC
CentryLink
Cogent
FiberLink
Geneseo Communications
Level 3
LookingGlass
OnFiber
Pinpoint
CenturyLink(Qwest)
Reliance(Yipes)
XO
Zayo

In 2022, 1547 acquired Steadfast's suite in the building.

Map and Nearby Locations:

725 S Wells St Chicago
1547 Critical Systems Realty (fifteenfortyseven) Sites
Nearby Facilities

Sites within 15 miles of 725 S Wells - 1547 Critical Systems

Distance Site About
0.00 miles Crown Castle 725 S Wells
0.02 miles Netrality Chicago: 717 S Wells
The 10 story building was constructed in 1923 and eventually was converted into a data center.
0.20 miles Lumen Chicago 5
0.20 miles Cogent: 600 S Federal
0.20 miles Colocation America CH2
0.21 miles Digital Realty: Chicago ORD11
0.21 miles DataBank (ORD1) 600 S Federal
0.24 miles CoreSite Chicago CH1
Once owned by the Western Union company, the building was formerly known as "The Telegraph Building."
0.24 miles 365 Chicago
The site is a former Switch and Data site (also owned by Equinix for a short period.)
0.24 miles Cogent: 427 S LaSalle
0.26 miles QuadraNet Chicago
0.28 miles Legacy: Chicago Byte Exchange CBE1
An affiliate of real estate firm Prime Group bought an office building in Chicago from options exchange company Cboe Global Markets for $12 million.
0.37 miles DataBank (ORD2) 840 S Canal
0.37 miles Server Farm Realty 840 South Canal
4 MW Critical Load on Each Floor (Floors 1-5) 130-160 Watts per Raised Floor SF
0.40 miles Cogent: 216 W Jackson
0.50 miles First Communications Chicago
0.51 miles TierPoint Chicago Polk
0.53 miles Verizon: 140 S Dearborn
0.78 miles Lumen Chicago 6
0.80 miles CoreSite Chicago CH2
In February 2018, CoreSite acquired a two-acre land parcel in downtown Chicago, Illinois, on which CoreSite built CH2, a greenfield development of a 175,000-square-foot, turn-key, four-story data center supporting 18 critical megawatts of power capacity. The building was completed in June 2020.
0.83 miles Lumen Chicago 1
0.83 miles EXA - 111 North Canal
Former GTT suite
0.93 miles Lumen Chicago 3
1.50 miles Centersquare: Chicago ORD1
Centersquare's ORD1 site is located in the heart of the Chicago Financial District on the 7th floor of an 8-story building on a fiber-linked campus.
1.50 miles Colocation America CH1
1.50 miles Digital Realty: ORD10
Digital Realty acquired the colocation services business of Hivelocity in 2025.
1.50 miles Steadfast Chicago 350 E Cermak
1.50 miles Equinix Chicago CH1, CH2, & CH4
Equinix distinctly separates CH1, CH2, and CH4 into separate data centers, but in reality, the sites are in the same building.
1.51 miles Deft: Downtown CH1
1.52 miles Centersquare: Chicago ORD1(B, C & D)
Digital Realty Trust owns the building at 350 Cermak and is CTL's Landlord.
1.76 miles Lumen Chicago 4
1.91 miles Lumen Chicago 2
2.22 miles Metro Edge: Illinois Medical District (IMD)
Commercial real estate investment firm Metro Edge Development is building a data center in Chicago, Illinois.
2.65 miles QTS: Chicago 2
QTS is developing 366,000 sq ft (34,000 sqm) of data center space across three stories, alongside 80,000 sq ft (7,432 sqm) of office and loading areas in its Chicago Campus.
2.74 miles QTS: Chicago 3
QTS plans to build another data center building on its Chicago Campus.
2.77 miles QTS: Chicago Campus
The campus was a former Sun Times Press Facility and was acquired in 2014
5.39 miles 1547 Chicago Midway Technology Centre
In 2025, a joint venture formed by Harrison Street Real Estate Capital, LLC and fifteenfortyseven Critical Systems Realty (“1547”) acquired this data center from CIM Group.
10.28 miles Related Digital: Chicago, IL
Related Digital is planning a 430-acre campus in Chicago, Illinois, at the old US Steel South Works location.
10.31 miles Related Digital: Chicago Expansion
11.65 miles Lumen Broadview
12.16 miles Tierpoint Chicago West
12.16 miles Digital Realty: Franklin Park Expansion
Digital Realty acquired two land parcels near their existing Franklin Park campus in separate transactions on July 2025, for a total of approximately $18 million.
12.22 miles Digital Chicago Franklin Park Campus on Grand Ave - Digital Realty
Digital Chicago is a master-planned 40-acre campus in the Village of Franklin Park. The campus has 3 existing buildings, totaling 574,994 sqft
12.23 miles Digital Realty: ORD14
12.23 miles Digital Realty: ORD13
12.26 miles Digital Realty: Chicago ORD12
12.37 miles Digital Realty: ORD15
In 2017, Digital Realty acquired the former Motorola Headquarters site in Franklin Park and subsequently converted it into a data center.
12.73 miles Digital Crossroad: Hammond, IN (Phase 2)
Digital Crossroad is planning to expand its campus in Hammond, Indiana. The company plans to add another 180,000 sq ft (16,720 sqm) building in the second phase.
12.83 miles Digital Crossroad (Indiana NAP)
The facility (DX-1) is a 105,000 square foot data center located on the former State Line Generating Plant, Hammond, IN.
14.70 miles 505 N Railroad Ave - Digital Realty
The Digital Chicago Campus covers 21 acres of land with access to major fiber networks and can support up to 8 MW of IT load at N+1 redundancies.
14.86 miles Verizon: Swift Dr
14.86 miles DataBank (ORD4) Oak Brook
14.86 miles LexusNexis Oak Brook
14.88 miles Aligned Chicago ORD-01
Aligned's ORD-01 data center is a state-of-the-art facility located in Northlake, IL, just outside of downtown Chicago. At full build, Aligned’s Chicago campus covers 520,000 sq. ft. and offers ~ 100 MW of critical load.
14.90 miles Aligned ORD-02
Aligned's ORD-02 is a data center located in Northlake, IL near downtown Chicago. Part of Aligned's 18.5-acre hyperscale campus.
15.09 miles Hyperscale Data Center Request Dataset
15.16 miles T5: Chicago lll
T5@Chicago III will be build-to-suit, with the company spending more than $500 million to develop a three-story, 250,000 sq ft facility for multi-tenant or single-tenant operations.
15.87 miles Server Farm Oak Brook
The campus was originally built as the corporate headquarters of the Chicago Bridge & Iron Company (CB&I).
15.87 miles US Signal Oakbrook IL01
800a 480V 3 phase 450kW diesel generator with 24 hour run time at full load 500kVa UPS capacity with battery backup
15.87 miles Verizon: (Oak Brook)
15.91 miles Iron Mountain Chicago
First announced in 2018, the former Hart Schaffner Marx suit factory started construction in 2024.
16.00 miles NYI Chicago (Oak Brook)
17.97 miles Equinix Chicago CH7
18.13 miles TA Realty: Elk Grove
TA Realty is constructing a 45-acre data center campus at the corner of Elmhurst Road and Old Higgins Road. The development includes four two-story buildings and an electrical substation.
18.42 miles CyrusOne: Wood Dale CHI6
CyrusOne is developing a 62-acre campus in Wood Dale, Illinois, with plans to construct six data center buildings encompassing approximately 1.4 million square feet.
18.44 miles T5: Chicago V
T5 Data Centers has secured land in Elk Grove Village to build its upcoming CHI V data center. The planned 220,000 square foot (20,438 sqm) facility is expected to be operational by 2028.
18.47 miles Element Critical CH1
Element Critical acquired the site in January 2019 from Sungard. The facility was previously known as SunGard Wood Dale (711).
18.49 miles Element Critical CH2
Element Critical acquired the site in January 2019 from Sungard. The facility was previously known as SunGard Wood Dale (341).
18.57 miles EdgeConneX CHI01
18.60 miles EdgeConneX: CHI03
EdgeConneX CHI03 is a new 167,000-square-foot, two-story data center building on its Elkgrove campus near Chicago.
18.61 miles Centersquare: Chicago ORD2
Cyxtera's CH3 Elk Grove site is across the street from the Digital Realty Chicago campus (former Dupont Fabros) and close to Equinix CH3.
18.67 miles Stream Chicago I
Free-Standing, Data Center Designed to Tier III Standards
18.67 miles EdgeConneX CHI02
18.71 miles 2299 Busse (CH2) Digital Realty
18.72 miles Equinix: CH5
Equinix has started construction on a new 195,000-square-foot, two-story data center in Elk Grove, Chicago. This new facility is being built right next to their existing CH3 data center.
18.77 miles Equinix Chicago CH3
18.86 miles Stream Chicago II
Stream Data Centers' Chicago II data center in Elk Grove Village, Illinois is a 226,000 square foot facility.
18.87 miles Rackspace Elk Grove ORD1
18.89 miles HostPapa CH1
Formerly known as "ColoCrossing CH1"
18.89 miles Deft: Elk Grove DF-CH1
18.89 miles Digital Elk Grove Village Campus
Digital Realty Trust's Chicago campus is massive and is split among 3 buildings. The campus was acquired from Dupont Fabros in September 2017.
18.91 miles 2200 Busse Rd (CH1) DRT
18.99 miles 1450 E Devon Ave (CH3) DRT
19.05 miles Stream: Chicago III DC2
Stream DC aims to demolish around 55 Elk Grove residential properties to develop a three-building data center campus with an on-site substation. The three buildings will total more than 2 million sq ft.
19.07 miles Stream: Chicago III DC3
Stream DC aims to demolish around 55 Elk Grove residential properties to develop a three-building data center campus with an on-site substation. The three buildings will total more than 2 million sq ft.
19.15 miles Stream: Chicago III
Stream DC aims to demolish around 55 Elk Grove residential properties to develop a three-building data center campus with an on-site substation. The three buildings will total more than 2 million sq ft.
19.30 miles Stack: CHI02
Data center firm Stack Infrastructure is expanding its footprint in Chicago, Illinois with a new data center in Elk Grove Village, known as CHI02.
19.34 miles 360TCS-Lombard
19.34 miles Digital Fortress: Chicago Lombard
19.38 miles STACK Chicago CHI01
19.44 miles DigiCo: Chicago
The facility sits on a ten-acre site and will serve as a flagship asset in HMC Capital's newly established DigiCo Infrastructure REIT.
19.48 miles STACK CHI01B
STACK INFRASTRUCTURE CHI01B Chicago Data Center is located at 1441 Touhy Avenue, Elk Grove Village, IL, which currently offers 24 MW of critical power and 221,000 square feet of space.
19.56 miles Hyperscale Data Center Request Dataset
19.77 miles CenturyLink: Arlington Heights
19.81 miles Prime Elk Grove
Prime Data Centers is building a 750,000 square foot hyperscale data center campus in Elk Grove Village (Chicago), Illinois, which will comprise an investment of around $1 billion.
19.83 miles CloudHQ: Mount Prospect ORD2
CloudHQ is building a $2.5 billion data center campus at the former United Airlines world headquarters office campus in Mount Prospect, Illinois.
19.85 miles Prime: ORD01-03
Building C will be another three-story construction, offering 294,429 gross square feet of space.
19.89 miles Prime: ORD01-02
Building B will be another three-story construction, offering 279,360 gross square feet of space.
19.93 miles CloudHQ Mount Prospect ORD3
CloudHQ is building a $2.5 billion data center campus at the former United Airlines world headquarters office campus in Mount Prospect, Illinois.
19.99 miles CloudHQ: Mount Prospect ORD1
CloudHQ is building a $2.5 billion data center campus at the former United Airlines world headquarters office campus in Mount Prospect, Illinois.

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Operating Company

Operated by:

fifteenfortyseven Critical Systems Realty ("1547") is a leading developer and operator of custom-designed data centers with over 1,300,000 SF of data center space in Orangeburg, NY; Toronto, ON; Chicago, IL (2); Cheyenne, WY; San Francisco, CA; Kapolei, HI; Milwaukee, WI; and Portland, OR. Central to the company's strategy is its ability to uncover the true intrinsic value of properties and opportunistically develop world-class data center facilities. 1547's focus is providing tenants with strategic, customized mission critical solutions from concept through completion.

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82MW
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