CoreSite Tops Out Denver data center
October 09, 2025
CoreSite
| Distance | Site | About |
|---|---|---|
| 0.00 miles | Internap Boston |
Although Internap is a carrier, the company operates a "carrier neutral" data center. There are a half dozen networks in the site, plus more via the CoreSite Meet-Me-Room
|
| 0.00 miles | FirstLight Somerville |
Located less than one mile from I-93 on the Boston/Somerville line and at the intersection of multiple redundant fiber networks, ColoSpace Somerville offers a combination of convenience to downtown Boston and Cambridge
|
| 0.01 miles | AXCELX Somerville | |
| 0.10 miles | Evocative Somerville BOS1 |
Datacenter built in 2009 and expanded in 2013
Two (2) Story structure
|
| 0.14 miles | Cogent: Somerville | |
| 0.47 miles | Tierpoint Charleston |
Located on the Hood Park campus, TierPoint’s Charlestown data center is a short walk from the Sullivan Square MBTA station located near I-93.
|
| 0.62 miles | Verizon: Cambridge 89 Fulkerson |
Former XO Communications site
|
| 0.72 miles | Lumen Cambridge 1 (300 Bent) |
|
| 1.03 miles | Lumen Boston (1 Main) | |
| 1.81 miles | Crown Castle One Summer |
Markley One Sumer is the landlord for Lightower at this site.
|
| 1.81 miles | DataBank BOS1 |
|
| 1.81 miles | Verizon: One Summer |
Markley One Sumer is the landlord for Verizon at this site.
|
| 1.84 miles | Lumen Boston 1 |
|
| 1.84 miles | Markley: One Summer Street |
Markley's One Summer Street is Boston's carrier hotel. The building is the largest multi-tenant telecommunications facility in New England. Home to over 90 different carriers and network providers, One Summer offers clients unlimited bandwidth, high-density connectivity, unsurpassed infrastructure, abundant and reliable power, and true network diversity
|
| 2.00 miles | Expedient Boston | |
| 4.16 miles | Centersquare: Watertown BOS4 |
Centersquare's cloud-enabled Watertown data center is located close to the center of Boston, and only 10 miles from Boston Logan International Airport. The facility was originally built in 2002 and then expanded in 2008 to add space, power, and cooling capacity.
|
| 8.80 miles | 105 Cabot - Digital Realty |
3 Story Structure
Flood Zone: Outside 100 and 500 Year Flood Plain
Seismic Zone 2A
|
| 8.82 miles | 128 1ST - Digital Realty |
Originally built by a telecom company in 2000, this facility has 13 MW of critical IT load that serves a total of 18 customers who are primarily internet based, financial services, and healthcare related companies.
|
| 9.54 miles | 115 2nd - Digital Realty |
Digital Realty full leased the building to a Triple Net tenant, Cyxtera BO3
|
| 9.54 miles | Centersquare: Waltham BO3 |
1 Story Structure
Raised Floor: 24"
|
| 9.69 miles | Centersquare Waltham BOS1 |
Datacenter operational since in 1998.
2 story building
Raised Floor: 12"
Utility: NSTAR
|
| 9.70 miles | 600 Winter - Digital Realty |
Digital Realty full leased the building to a Triple Net tenant, Cyxtera BO1.
|
| 9.76 miles | Equinix Boston BO1 | |
| 9.95 miles | 200 Quannapowitt |
The former facility was torn down in 2023.
|
| 12.06 miles | Camber: Bedford, MA |
1 Story structure
Flood Zone: Outside 100 and 500 Year Flood Plain
Seismic Zone 2A
N+2 Cooling Plant Redundancy
|
| 13.59 miles | EdgeConneX Boston |
Customer work spaces are available
Raised Floor: 30"
EdgeConnex has rights to adjacent space to accommodate expansion.
|
| 13.94 miles | Equinix Boston BO2 |
Equinix acquired BO2 as well as 28 other datacenters from Verizon in 2017. It was formerly named Verizon BOS1 Billerica.
Constructed in 2001
Construction Type: Slab on grade, concrete
|
| 17.43 miles | FirstLight Rockland |
The site was acquired from ColoSpace in 2019.
|
| 19.91 miles | Prov.net Boston North |
Dedicated ½ Cabinet to Multi-cabinet Suites
Diverse power feeds
750 KW Generator
Redundant (A/B) Distribution
|
CoreSite Realty is a data center REIT with a focus on network dense buildings. The company operates the Any2 Peering Exchange, which is the largest Internet Exchange in the Western US.
CoreSite Realty Corporation was founded in 2001 as CRG West, a portfolio company of The Carlyle Group. CRG West initially started with two data center buildings; One Wilshire in Los Angeles and 55 South Market in San Jose. The buildings were popular network interconnection and peering points. Although 55 S Market has declined as an interconnection point, One Wilshire continues to be a popular building for network interconnection.
In August, the company sold the One Wilshire Building to Hines REIT for $287 million. The large transaction gave CRG West additional capital to fund the company's growth into new markets.
In May, CRG West acquires buildings in Chicago (for $34 million) and Sommerville just outside of Boston. The Chicago building at 427 S LaSalle was originally designed and built by Western Union. Western Union buildings have traditionally been converted into Carrier Hotels because the telegraph infrastructure with their risers of conduits works well for the telecom industry. The facility is situated across from One Financial Plaza and adjacent to the Chicago Board of Trade.
CoreSite Boston at 70 Innerbelt Road, Somerville, MA is located less than two miles from downtown Boston and Cambridge. The large building has SunGard and Internap as significant tenants also offering colocation
CRG West acquired their Reston facility at 12100 Sunrise Valley.
CRG West rebranded as CoreSite.
In September, CoreSite became publicly traded on the New York Stock Exchange (NYSE: COR). The Carlyle Group still owned ~50% of the newly public company at the time of the IPO. The Carlyle Group has since reduced their ownership to less than 30%.
In April, CoreSite acquired Comfluent and their two Denver data centers. The data centers were small, but pivotal to the Denver Interconnection and Peering Market. DE1 is located in 910 15th Street, Denver's Telecom Hotel, the Denver Gas & Electric Building (DGEB.) Comfluent was the defacto meet me room for the building. DE2 was 639 E 18th Ave, which was adjacent to Level 3's Denver Gateway site.
CoreSite was headquarted in Denver, but until 2012 did not have any data centers in Colorado.
SV5 was built and leased to a single tenant
Tom Ray, CoreSite's CEO since inception retired. Paul Szurek became CoreSites new CEO.
In August, Sunrise Technology Park (STP) was acquired for $60 million with a plan to significantly expand the campus.
12100 Sunrise Valley was first acquired in 2008 and CoreSite has since turned the Reston site into a campus. The company constructed a building (VA2) in the parking lot. In 2018, Coresite acquired a 22-acre lot a few blocks away at 12379 Sunrise Valley Drive. The lot will serve to virtually expand the Reston Campus.
The development has four phases and involves building new 3-story data centers and demolishing the old buildings. CoreSite has begun work on VA3 on the new lot.
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