AIRCUITY INC
Intelligent air quality monitoring and control platform with continuous sensors and automated HVAC integration
- Sector
- Clean tech
- Headquarters
- NEWTON, MA
- Latest Form D
- $6.2M, Apr 2015
- Total capital
- $8.1M
- Federal grants
- None on recordNo awards found in SBIR/STTR, NIH, NSF or DoD records.
- Private capital raised
- $8.1M
- 2 Form D · last Apr 2015
- 139 months since last filing
- Federal contracts
- None on recordNo federal contract awards found.
- Granted patents
- 5
- 7 pending · first 2015
- Rank in peer group#1 of 15
Capital timeline
Latest events
- Private capital raisedForm D · SEC · 2nd filing$6.2M
- Private capital raisedForm D · SEC · 1st filing$1.8M
Node area is scaled to amount. Form D reports securities sold, which can differ from an announced round; filings are numbered in the order they were made.
Standing among 15 peers
Line = medianClean tech · Platform
- Granted patents#1 · top 7%
Cumulative measures favor older companies. Rankings describe position today, not outcome. Below the median, ranks show as a band rather than a number.
Founders and team
Researcher links verified by same-company patents and grants- Gordon P. SharpResearcherExecutive OfficerLinked by 2 patents
- Daniel E. DiehlExecutive Officer, DirectorNamed in SEC Form D filings
- James M. RosenfeldDirectorNamed in SEC Form D filings
- James E. RosenfieldDirectorNamed in SEC Form D filings
- James P. WilsonDirectorNamed in SEC Form D filings
- Joshua M. GreenDirectorNamed in SEC Form D filings
Show all 9 people
- Joyce E. FerrisDirectorNamed in SEC Form D filings
- Patrick E. RomichDirectorNamed in SEC Form D filings
- Robert E. BrierleyExecutive Officer, DirectorNamed in SEC Form D filings
What it has protected
USPTO · 5 granted of 12- GrantedSystem and Method for Simultaneously Examining, Maintaining and Calibrating Multiple Sensors and Sensor TypesUSPTOUS 12,339,267
- GrantedMethods And Apparatus For Indoor Air Contaminant MonitoringUSPTOUS 9,964,470
- GrantedAir Sampling System Providing Compound Discrimination Via Comparative Pid ApproachUSPTOUS 9,651,531
Show all 12 patent records
- System and Method for Simultaneously Examining, Maintaining and Calibrating Multiple Sensors and Sensor TypesJun 24, 2025 · US 12,339,267Granted
- Methods And Apparatus For Indoor Air Contaminant MonitoringMay 8, 2018 · US 9,964,470Granted
- Air Sampling System Providing Compound Discrimination Via Comparative Pid ApproachMay 16, 2017 · US 9,651,531Granted
- Methods And Apparatus For Indoor Air Contaminant MonitoringAug 18, 2015 · US 9,109,981Granted
- Methods And Apparatus For Differential Energy Based Airside Economizer ChangeoverJan 6, 2015 · US 8,930,029Granted
- Dynamic Control Of Dilution Ventilation In One-pass, Critical EnvironmentsApplication PCTUS2006008575Pending
- System And Method For Simultaneously Examining, Maintaining And Calibrating Multiple Sensors And Sensor TypesApplication PCTUS2023033270Pending
- Tubing For Transporting Air Samples In An Air Monitoring SystemApplication PCTUS2005033727Pending
- Methods And Apparatus For Indoor Air Contaminant MonitoringApplication PCTUS2014013708Pending
- Methods And Apparatus For Differential Energy Based Airside Economizer ChangeoverApplication PCTUS2012038322Pending
- Air Monitoring System Having Tubing With An Electrically Conductive Inner Surface For Transporting Air SamplesApplication PCTUS2006021218Pending
- Multipoint Air Sampling System Having Common Sensors To Provide Blended Air Quality Parameter Information For Monitoring And Building ControlApplication PCTUS2006008967Pending
Related companies, and why
- GREEN BRIDGE INDUSTRIES, INCSimilar federal contract value in Clean tech · null in contracts
- Virent Energy Systems IncSimilar federal contract value in Clean tech · null in contracts
- ORIGINCLEAR, INC.Similar federal contract value in Clean tech · null in contracts
- Aquipor Technologies, Inc.Similar federal contract value in Clean tech · null in contracts
- ZwitterCo, Inc.Similar federal contract value in Clean tech · null in contracts
- PURPOSEENERGY INCSimilar federal contract value in Clean tech · null in contracts
Regulatory activity · Clean tech
- Air Plan Approval; Michigan; Redesignation and Maintenance Plan for the Partial St. Clair 2010 1-Hour Sulfur Dioxide (SO2) NAAQS Nonattainment AreaEnvironmental Protection Agency
- Air Plan Approval; Delaware; 2006 24-Hour Fine Particulate Matter Limited Maintenance Plan for the Philadelphia Nonattainment AreaEnvironmental Protection Agency
- Air Plan Approval; Oklahoma; Updates to the State Implementation Plan for New Source Review Permitting and General SIP ProvisionsEnvironmental Protection Agency
- Epyrifenacil; Pesticide TolerancesEnvironmental Protection Agency
- Fluoxapiprolin; Pesticide TolerancesEnvironmental Protection Agency
- Chlormequat Chloride; Pesticide TolerancesEnvironmental Protection Agency
Rules are matched to sector, not to company. Recent activity in a sector is context rather than a signal about this business — until rules are matched to what a company actually builds, the section is shown as context and nothing more.
Sources
Federal grants from SBIR/STTR, NIH, NSF and DoD records. Federal contracts from USAspending.gov. Private capital from SEC Form D. Patents from USPTO. Publications from OpenAlex. Regulatory activity from the Federal Register. Press matched on company name.
How to read this page
Figures show associations in public records, not causes or predictions. Nothing here is investment advice. An em-dash means no record was found under this company's name, not that none exists.
Data freshness
SEC Form D filings through . SBIR and STTR awards through .