Signals from the energy edge.
Notes on utility data, trustworthy systems, interoperability and the grid. How we think about the hard parts, and what we're building.
Utility data formats: EDI 810/867, Green Button, PDF, CSV
A plain guide to the formats utility data actually arrives in: PDF bills, CSV exports, Green Button XML and EDI 810/867, what each one is good for, and where they break.
Building a net-zero roadmap from your utility data
A credible decarbonization plan starts with the bills you already have. Here is how to turn utility data into a baseline, a marginal abatement plan, and a verified path to net zero.
ASHRAE energy audit levels 1, 2 and 3 explained
ASHRAE defines three audit levels, from a walk-through to an investment-grade study. Here is what each one delivers, what it costs you in effort, and how to choose the right depth.
Heating and cooling degree days in energy analysis
Degree days turn weather into a number you can put next to your energy use. Here is how HDD and CDD are calculated, which base temperature to pick, and how to normalize consumption correctly.
How to improve your ENERGY STAR score
Your ENERGY STAR score compares your building to its peers on a 1 to 100 scale. Here is what actually moves it, where the quick points are, and why clean data comes first.
Setting science-based targets from utility data
SBTi targets stand or fall on the data underneath them. Here is how near-term and net-zero targets work, what the buildings rules require, and how to build them from utility data.
Choosing electricity emission factors: grid, supplier, residual mix
The emission factor you pick can move your electricity footprint by a wide margin. Here is how grid, supplier and residual-mix factors differ and how to choose defensibly.
Climate disclosure rules compared: CSRD, IFRS S2, CSDS, SEC
CSRD, IFRS S2, Canada's CSDS and the US rules are all moving at once, some forward and some back. Here is where each stands in 2026 and what they demand of your emissions data.
Scope 2 accounting: market-based vs location-based
The two Scope 2 methods answer different questions and rarely agree. Here is what dual reporting requires, how each number is built, and where your utility data has to be exact.
How to audit commercial utility bills: a repeatable process
A step-by-step commercial utility bill audit process: what to check, where errors hide, and how to catch overcharges across a portfolio every month.
How to reduce peak demand charges: a practical playbook
Demand charges can be half of a commercial power bill. Here is how to find your peaks, cut them with load management and peak shaving, and hold the gains.
Energy Dashboards That Drive Action, Not Just Charts
The dashboards people act on share a few habits: the right KPIs, audience-specific views, drill-down to the bill, and trustworthy data underneath.
Normalizing Multi-Meter Energy Data: One Common Basis Across Sites and Commodities
Mixed units, ragged billing periods, and multi-meter buildings break comparisons. Here is how to build one common basis for energy data.
Anomaly Detection on Utility Bills and Meter Data: Catching Errors, Faults, and Leaks Early
Billing errors, tariff changes, equipment faults, and leaks show up in the data first. How rule-based, statistical, and model-based detection catch them.
Automating Utility Data Collection: Portals, APIs, Green Button, and the Gaps Bill Parsing Fills
Portal downloads, utility APIs, Green Button Connect, aggregators, scraping, and PDF parsing compared on coverage, latency, and maintenance cost.
Carbon Pricing for Canadian Buildings in 2026: Fuel Charge, OBPS, and Costs
The consumer fuel charge is gone in 2026, but industrial carbon pricing remains. What that means for a building's gas bill and reporting.
EU CSRD and Buildings in 2026: Scope, ESRS E1, and the Omnibus Reset
Who is in CSRD scope after the Omnibus, the ESRS E1 climate rules for energy and Scope 1/2/3, and what building owners must prepare in 2026.
US Climate Disclosure in 2026: California SB 253, SB 261, and the SEC Rule
Who is covered by SB 253 and SB 261, the revenue thresholds, Scope 1/2/3 timing, CARB's status, and where the SEC climate rule now stands.
NYC Local Law 97: Emissions Caps, Fines, and the 2030 Tightening
Which NYC buildings are covered, the 2024 to 2029 versus 2030 carbon limits, the $268 per ton penalty, and the data owners must track.
Water and Wastewater Bills: The Utility Cost Most Teams Ignore
How commercial water and sewer are billed: volumetric plus fixed, sewer as a multiple of water, stormwater fees, leaks, and ESG reporting.
Natural Gas Bills Explained: How Commercial Gas Is Billed
Commercial gas bills in m3, GJ, therms, Mcf, and Dth, plus commodity vs delivery, fixed vs variable, and the Canadian carbon charge.
Demand Response: How Commercial and Industrial Facilities Get Paid to Reduce Load
How demand response works, capacity vs economic DR, IESO and PJM programs, enrolment, payments, and the data you need to participate.
Time-of-Use vs Tiered vs Flat Electricity Pricing: Which Costs More, and When
Compare Ontario RPP time-of-use, tiered, and ultra-low overnight prices, see when each plan wins, and use load shifting to cut costs.
Submetering and Tenant Billing: From Raw Meter Data to Allocatable Records
Submeters generate a flood of raw readings that are useless until they become clean, allocatable records. Here is how to turn meter and submeter data into defensible tenant billing and reporting, the common pitfalls, and the Ontario rules that shape it.
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