Project facts
| Address | 1 SUMMER ST, BOSTON, CITY OF 021100000 |
|---|---|
| Jurisdiction | City of Boston, MA (Suffolk County) |
| Operator named in the records | Markley Group |
| Furthest step on record | Operating |
| Capacity stated in a filing | None stated |
| Floor area stated | 16,000 sq ft |
| Site area stated | None stated |
| Records on file | 50, from date not stated to date not stated |
Records on file
| Filed | Type and status | What the record says | Source |
|---|---|---|---|
| Issued | Building permit Open | Low Voltage - BCBS Boston Data Center Panic Button Applicant: Jim Gallagher | Record |
| Issued | Building permit Closed | New data center Ups room on 6th floor with new switchgear and 1100KVA ups systems with two 2 .5 Meg generators Applicant: Douglas Lanceleve | Record |
| Issued | Building permit Closed | Install 54 Sixty amp outlets and sixty two 20 amp outlets. 30 light fixture in data center on 4th floor. Applicant: Douglas Lanceleve | Record |
| Issued | Building permit Closed | Renovating an existing warehouse space to expand datacenter growth on the 3rd floor at One Summer street.eplan Applicant: Henry Orth | Record |
| Issued | Building permit Closed | Install 2 300KVA PDU units with 2-400 Amp panels in Data center. Install 6 60 amp outlets Install 2-50 amp outlets Install 4-30 amp outlets Applicant: Douglas Lanceleve | Record |
| Issued | Building permit Closed | The project consists of renovation of a storage area to a co-location data center on the;6th floor. Eplans filed. Applicant: Henry Orth | Record |
| Issued | Building permit Closed | This project consists of an expansion to an existing data hall 6th floor. Applicant: Henry Orth | Record |
| Issued | Building permit Closed | Install new fire alarm pre action system on 6th floor Data Center and electrical rooms. Applicant: Douglas Lanceleve | Record |
| Issued | Building permit Closed | Install wiring for light fixtures Two 300 KVA PDU units Two 45 KVA transformers with 150 amp panels in 6th floor data center Applicant: Douglas Lanceleve | Record |
| Issued | Building permit Open | Exterior facade alterations to allow for future data center growth on the 3rd and 4th floors of 1 Summer St. Applicant: WILLARD CLEVELAND | Record |
| Issued | Building permit Open | 4th Floor - Suite J. Renovation to combine two data center suites into one co-location suite. New interior finishes and FA/FP renovations included. [ePlan] Applicant: WILLARD CLEVELAND | Record |
| Issued | Building permit Closed | Demo old light fixtures and empty conduits. Add new lights and four 225 Amp panels with 45 KVA transformers for data center. Applicant: Douglas Lanceleve | Record |
| Issued | Building permit Closed | Install new pre action fire alarm system on 3rd floor for new tenant data center, suite 350x. Applicant: Douglas Lanceleve | Record |
| Issued | Building permit Closed | Emergency facade repairs. Prepatory Exterior facade alterations to allow for future data center growth on the 3rd and 4th floors of 1 Summer St. Cost reflected on alt1225132 Applicant: Henry Orth | Record |
| Issued | Building permit Closed | To perform an expansion to an existing data hall. Applicant: Henry Orth | Record |
| Issued | Building permit Closed | To remodel a data center clean room white space. Applicant: Henry Orth | Record |
| Issued | Air permit Active | MARKLEY BOSTON LLC | Record |
| Issued | Building permit Closed | Demolition of the existing full height perimeter wall around the Suite 350 Data Center. Demo of the existing wall unifies the existing egress corridor and Data Center. Infill of Raised Floor Tiles in the profile of the removed wall. Applicant: Christopher McCann | Record |
| Issued | Building permit Closed | Install 10- 300KVA PDU units,50- 400 AMP panels,8-225 Amp panels, 8 - 45 KVA transformers and 600 outlets for data center on 3rd floor. Applicant: Douglas Lanceleve | Record |
| Issued | Building permit Closed | Adding Chilled Water Riser Piping from the 8th floor roof down to the 3rd floor of 1 Summer St for continued expansion of cooling for future data center space. [ePlan] Applicant: Henry Orth | Record |
| Issued | Building permit Open | Third Floor Data Center fire alarm panel upgrade and spot-type smoke detection upgrade to high sensitivity detection.;; eplan Applicant: Mike Beatrice | Record |
| Issued | Building permit Closed | Retail, Offices, Restaurant, Telecommunications &; Starbucks kiosk Certificate for;Colocation Data Center Suite For the Markley Group-3rd.fl.-Only Alt 908562 issued 1/3/19 Applicant: Henry Orth | Record |
| Issued | Building permit Closed | Decommissioning of data center. Make safe equipment busduct, panels and generators for removal by others and install lighting and switches @ One Summer Street - 6th floor Applicant: Shaun Mellett | Record |
| Issued | Building permit Closed | Install fire alarm fit out for 12,000 sq ft of data hall. Applicant: Michael Evangelous | Record |
| Issued | Building permit Open | Fit out data hall on third floor. Install new PDU s lighting and air conditioning units. Applicant: Michael Evangelous | Record |
| Issued | Building permit Closed | Renovation of existing storage area on the 3rd floor to build out a colocation data center suite for the Markley Group. Work to include new finishes, MEP modifications to include sprinkler and fire alarm Applicant: Tara L Coleman | Record |
| Issued | Building permit Open | Markley Boston LLC 4th Floor -; Renovation to existing space to combine two existing datacenters suites into 1 Colocation suite. Work to include selective demo of finishes, new finishes, MEP upgrades, sprinkler and fire alarm. Applicant: Tara L Coleman | Record |
| Issued | Building permit Open | renovate approximately 4000 sq feet of data center space on 4th floor in suite 400 install wiring for energy management and HVAC Applicant: Michael Evangelous | Record |
| Issued | Building permit Open | Removal of EPO in data center suites. Per NEC, Article 645 Applicant: Michael Evangelous | Record |
| Issued | Building permit Closed | Retail, Offices, Restaurant &;Telecommunications Temporary Certificate;for Offices;(Data Center - Fifth Floor)-Only ;ALTt531923 issued: 10/28/2015 Applicant: Christina Guarnotta | Record |
| Issued | Building permit Closed | Retail, Offices, Restaurant &;Telecommunications Temporary Certificate;for Offices;(Data Center - Fifth Floor).; TCO valid for 60 days; 2/22/2017.; Pending completion of permit. ALTt531923 issued: 10/28/2015 Applicant: Tishman Construction | Record |
| Issued | Building permit Closed | expansion of data center into adjacent space suite 550C. work to include furring out existing exterior CMU walls with metal stud and drywall, clean up and patching of existing concrete ceiling, electrical wiring, conduit install,underfloor chilled water piping, Fire protection and fire alarm modifications, waterproofing and install of 24" high raised floor tile system. Applicant: Tishman Construction | Record |
| Issued | Building permit Open | Amending permit # ALT 437194 to remove/eliminate an exterior egress door which is not required by code on the 5th floor data center. Code analysis letter attached. no cost for work since the amendment is deleting scope from the original building permit application. Applicant: Tishman Construction | Record |
| Issued | Building permit Open | build out of data center and server room on the 5th floor suite 550B to include furring out exterior CMU walls, patching of finishes, electrical wiring, HVAC, fire protection modifications, raised floor tile system. Applicant: Garland Building Company | Record |
| Issued | Building permit Open | Electrical work including wiring for data center UPS system. Add a couple of panels. Work on the 4th floor. Applicant: William Mahoney | Record |
| Issued | Building permit Open | build out of datacenter on the 5th floor. work includes construction of new demising walls, chilled water piping, installation of a pre action fire suppression system to be tied into the existing fire alarm system and electrical work required to support approximately 5900 sq feet of data center space. as per plans Applicant: Garland Building Company | Record |
| Issued | Building permit Open | Markley Suite 801 - ;8th Floor - Renovations of existing space;to include construction of new demising walls, chilled water piping and electrical work required to support approximately 2950 square feet of data center. Sprinkler work, HVAC work involved, no new fire alarm. as per plans Applicant: Garland Building Company | Record |
| Issued | Building permit Open | build out of space on the 5th floor for a datacenter, work to include new demising walls, chilled water piping, installation of preaction fire suppression system to be tied into existing fire alarm, electrical work. Applicant: Garland Building Company | Record |
| Issued | Building permit Closed | Legal Use and Occupancy is Retail, Restaurant and Telecommunications Certificate of Use and Occupancy for Data Center 7th Floor alt 82365, issued 7/7/2011, a99964, issued , alt 106846, issued 2/14/2012 Applicant: Christina Bowen | Record |
| Issued | Building permit Closed | ;Retail, Restaurant &; Telecommunication Certificate of Use and Occupancy for Data Center on the 4th floor ALT130037 Issued April 11, 2012 Applicant: Garland Building Company | Record |
| Issued | Building permit Open | Build out of data center on the 4th floor. work to include selective demo, installation of mechanical and electrical infrastructure, minor office area demo to expand data center space, sprinkler modifications, hvac, fire alarm upgrades. Applicant: Garland Building Company | Record |
| Issued | Building permit Open | Interior renovation of an existing 7th floor data center space and installation of a new roof top chiller plant. Work to include new HVAC mechanical piping, lighting and electrical distribution. Installation of new raised access flooring along with modifications to existing walls, fire alarm and fire protection systems. Applicant: Christina Bowen | Record |
| Issued | Building permit Closed | Legal Use and Occupancy is Retail, Restaurant and telecommunications Certificate of Use and Occupancy for Data Center (Suite 451) 4th floor. ALT51260;;;;;;;;;;;;;; Issued 11/18/10 Applicant: Christina Bowen | Record |
| Issued | Building permit Closed | Retail , restaurant , telecommunication, Data Center C/O-For Data Center 7th.fl.-only alt 82365, issued 7/7/2011 temporary certificate-expires - 12/21/2011- Second extention -; 05/12/2012 -Third Extention - 5/26/2012 pending completion of permit* Applicant: Christina Bowen | Record |
| Issued | Building permit Open | Furnish and install receptacles and panels in data center Applicant: john omahony | Record |
| Issued | Building permit Open | Construction of Data Center on the 7th Floor and HVAC equipment and piping installation on the 9th Floor Roof. Work to include metal stud framing, drywall, steel, electrical, mechanical, fire protection, access flooring, acoustical ceiling and paint. Applicant: Christina Bowen | Record |
| Issued | Building permit Open | remodel of space to data center space Applicant: Paul MacKay | Record |
| Issued | Building permit Open | 4th Floor - Markley A-Loop Maximization project scope of work to include drywall repairs and new door and VCT installations in Suite 411. Expansion of existing chilled water cooling loop, installation of new roof top and computer room HVAC equipment. Installation of structural steel platform for new roof top HVAC equipment. Expansion of existing electrical power systems for Suite D data center. Applicant: Christina Bowen | Record |
| Not stated | Air permit Operating | MARKLEY BOSTON LLC | Record |
| Not stated | Air permit Air permit on file | MARKLEY BOSTON LLC | Record |
Every row comes from a public permit, air-quality or planning record, linked to its source. A permit shows that work was proposed or approved. It does not show that space is available or that a building is finished. Capacity figures carry the basis the filing gives.
Cite this page
Data Center Scouts, "Markley Group data center at 1 Summer St, Boston, MA," https://datacenterscouts.com/data-center-projects/massachusetts/1-summer-st-boston/, updated October 9, 2026. Source records are linked on the page. Journalists and researchers are welcome to use this data with a link back.
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