Espira, Inc.

Salt Lake City, UT · Clean tech · Still private

A fluorescence-based sensor platform for rapid onsite detection of PFAS (per- and polyfluoroalkyl substances) in water

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Updated Oct 23, 2026

Sector: Clean tech
Headquarters: Salt Lake City, UT
Total capital: $4M

Federal grants: $4M; 6 awards · 2015–2026; Rank in peer group#5 of 12
Private capital raised: None on recordNo Form D filings on SEC EDGAR. Some raises are not filed.
Federal contracts: None on recordNo federal contract awards found.
Granted patents: None on recordNo USPTO grants. Applications publish after 18 months.

Capital timeline

Latest events

May 2026Federal grantHealth and Human S · Phase II · Fluorescence-solid phase Extraction (F-SPE) Microfluidic Platform for Rapid, Onsite Detection and Identification of PFAS with Machine Learning$1M
May 2025Federal grantHealth and Human S · Phase II · Fluorescence-solid phase Extraction (F-SPE) Microfluidic Platform for Rapid, Onsite Detection and Identification of PFAS with Machine Learning$1M
May 2023Federal grantHealth and Human S · Phase I · Fluorescence-Solid Phase Extraction (F-SPE) Platform for Rapid, On-site Detection of PFAS$276K
Mar 2020Federal grantDefense · Phase II · Single Process Multiplex Detection System for Biological and Chemical Pathogens in Food and Water$550K
Jan 2017Federal grantDefense · Phase II · Single Process Multiplex Detection System for Food and Water Pathogens$1.0M
Sep 2015Federal grantDefense · Phase I · An Integrated Biohazard Analyzer for Multiplexed Food and Water Pathogens$100K

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 12 peers

Line = median

Clean tech · Instrument

Federal grants#5 · top 42%

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

No founders are linked to this company yet.

Founders appear once a person is matched to the company through its own patents, grants or filings. We never infer people from social profiles.

Checked: USPTO inventors; federal award principal investigators; SEC Form D related persons · Oct 23, 2026

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What it has protected

No granted patents are on record.

USPTO usually publishes applications 18 months after filing, so recent applications may not be visible yet. Patents assigned under a different entity name won’t match.

Checked: USPTO granted patents and published applications · Oct 23, 2026

Microsurgical Innovations IncShares a founder: HIMANSHU SANT
Samsara EcoSimilar federal contract value in Clean tech · null in contracts
WASTE HUB, LLCSimilar federal contract value in Clean tech · null in contracts
Streamline Innovations, Inc.Similar federal contract value in Clean tech · null in contracts
Blaze Barrier, Inc.Similar federal contract value in Clean tech · null in contracts
HelioVolt CorpSimilar federal contract value in Clean tech · null in contracts

Regulatory activity · Clean tech

Sector-level, not company-level

09 Jul 2026Air Plan Approval; Michigan; Redesignation and Maintenance Plan for the Partial St. Clair 2010 1-Hour Sulfur Dioxide (SO2) NAAQS Nonattainment AreaEnvironmental Protection Agency
02 Jul 2026Air Plan Approval; Delaware; 2006 24-Hour Fine Particulate Matter Limited Maintenance Plan for the Philadelphia Nonattainment AreaEnvironmental Protection Agency
02 Jul 2026Air Plan Approval; Oklahoma; Updates to the State Implementation Plan for New Source Review Permitting and General SIP ProvisionsEnvironmental Protection Agency
30 Jun 2026Epyrifenacil; Pesticide TolerancesEnvironmental Protection Agency
30 Jun 2026Fluoxapiprolin; Pesticide TolerancesEnvironmental Protection Agency
30 Jun 2026Chlormequat 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 Oct 23, 2026. SBIR and STTR awards through Oct 21, 2026.