US Data Center News & Briefings
Power, grid, permits & projects across every US county — verified, cited, updated daily.
CA · State profile

California Data Center Intel

Latest data center news, projects, power and policy across California — updated daily.

California · Construction & power moves · 1

full tracker →

Land, power, and interconnection moves across California — each traced to primary filings.

Top JUST IN — California

  • Sep 12, 2026 · interconnection filing

    CAISO schedules Large Loads Initiative stakeholder meeting and draft final proposal comment period

    Source: California ISO · Sep 10, 2026

    According to CAISO, the ISO will host a hybrid stakeholder meeting on Oct. 1, 2026 for the Large Loads Initiative, post a draft final proposal on Sep. 24, 2026, and open comments due by Oct. 15, 2026. CAISO also says stakeholders will review the proposal before it goes to the Board of Governors and before the ISO files tariff language with FERC, indicating an active regulatory process for large loads in California.

    Backed by 1 primary filing — sign in or book a call to see all sources.

  • Aug 24, 2026 · interconnection filing

    Large Loads Initiative: Additional discussion of operational and technical requirements, call on 8/24/26

    Source: California ISO · Aug 17, 2026

    California ISO said it scheduled an additional stakeholder meeting for the Large Loads Initiative “to provide additional time, if needed, to discuss the operational and technical requirements” in the Large Loads Straw Proposal and Large Loads Technical Requirements Straw Proposal, with topics including “Operational requirements” and “Technical requirements” (California ISO, Aug. 17, 2026). The notice also says the Aug. 24 meeting was contingent and ultimately unnecessary because “We were able to cover all of the material and will no longer need the meeting on 8/24.”

    Backed by 1 primary filing — sign in or book a call to see all sources.

  • Aug 15, 2026 · interconnection filing

    Large Loads Initiative: Straw proposal posted, meeting on 8/19/26

    Source: California ISO · Aug 12, 2026

    California ISO says that, following the FERC “June 18, 2026, Order to Show Cause,” its Large Loads Initiative is the “primary forum” for possible “tariff, policy, and process enhancements” affecting large-load integration on the ISO-controlled grid, including “planning, interconnection, transmission service, reliability, and operational considerations.” CAISO also says the straw proposal will address “Cost Shifting Risk Among Transmission Customers,” “Co-Location Arrangements and Load with Behind the Meter Generation,” and “Interconnection Customers Serving Electrically Proximate Large Load and Co-Located Load.”

    Backed by 1 primary filing — sign in or book a call to see all sources.

  • Aug 2, 2026 · interconnection filing

    Large Loads Considerations: Comment deadline on information session moved to 2/25/26

    Source: California ISO · Feb 12, 2026

    California ISO said it “has moved the deadline for written comments on the Large Load Considerations issue paper and Feb. 5 meeting discussion to Feb. 25, 2026,” and asked stakeholders to submit comments by end of day Feb. 25, 2026. The notice also says the “issue paper, presentation, and meeting recording are available” on CAISO’s Large Load webpage.

    Backed by 1 primary filing — sign in or book a call to see all sources.

  • Aug 2, 2026 · interconnection filing

    2025 Draft Participating Transmission Owner Per Unit Cost Guides Posted

    Source: California ISO · Apr 03, 2025

    CAISO said it “has posted the Draft Per Unit Cost Guides” and that “participating transmission owners update and publish per unit costs annually as part of the current interconnection study cycle for estimating the cost of facilities required to interconnect resources,” with written comments due by April 30, 2025, according to the California ISO notice.

    Backed by 1 primary filing — sign in or book a call to see all sources.

Recent California data center news

  • SolarEdge and Infineon Collaborate to Advance High-Efficiency Power Infrastructure for AI Data Centers

    SolarEdge Technologies and Infineon Technologies AG announced a collaboration to advance SolarEdge’s Solid-State Transformer (SST) platform for next-generation AI and hyperscale data centers (press release dated November 5, 2025).

    • Main announcement: Joint development to design, optimize and validate a modular 2–5 MW SST building block combining Infineon’s SiC switching technology with SolarEdge’s power-conversion and control topology; target performance includes >99% efficiency and direct medium-voltage (13.8–34.5 kV) to 800–1500 V DC conversion aimed at 800 VDC AI data-center architectures. No specific commercialization or deployment timeline is specified in the release.
    • Background and details: SolarEdge brings >15 years of DC-coupled architecture experience and aims to expand into the data-center market; Infineon supplies semiconductor materials across Si, SiC, and GaN, and reported ~58,060 employees and ~€15 billion revenue in FY2024 (fiscal year ending Sept 30, 2024). The collaboration focuses on scalable, high-efficiency power distribution from grid to rack and includes joint design, optimization, and validation activities.
  • Power, Proximity, Policy: The Legal Landscape of Siting Data Centers Near Natural Gas Resources

    Michelman Robinson partners Warren Koshofer and Seth Leibenstein analyze the legal and regulatory considerations for siting data centers near U.S. natural gas resources.

    • Main announcement/action: The article provides a legal and practical guide on siting data centers adjacent to natural gas infrastructure, noting concrete facts such as data center loads often exceeding 100 megawatts per site and that natural gas supplies more than 40% of U.S. electricity. It identifies regional hubs (Texas/Permian Basin; Appalachian Basin — Marcellus & Utica; Midcontinent/Great Plains; Rockies — DJ and Powder River basins; Gulf South — Louisiana & Mississippi) and highlights relevant regulators like ERCOT and FERC, plus contractual vehicles such as PPAs and gas tolling arrangements.
    • Background and details: The piece outlines regulatory and compliance requirements (Clean Air Act permitting, Section 401 water quality certifications, state environmental reviews), flags evolving ESG and carbon disclosure pressures (SEC proposals, IRA incentives), and lists states considering restrictions on fossil-fueled generation for new data centers (Oregon, Virginia, Illinois). Contact details for the authors are provided: Warren Koshofer (212-730-7700; wkoshofer@mrllp.com) and Seth Leibenstein (212-730-7700; sliebenstein@mrllp.com).
  • How MEP contractor Comfort Systems USA leveraged Lego-like model to drive 15x growth

    Comfort Systems USA reported 33% year-over-year revenue growth in Q3 2025 (press release published Oct. 23, 2025).

    • Main announcement: Comfort Systems USA released Q3 2025 results on Oct. 23, 2025, reporting 33% year-over-year revenue growth; CEO Brian Lane said, “Our amazing teams … have delivered financial results that far exceed even our recent outcomes.” The company said services account for ~15% of revenue and highlighted expanding volumetric modular construction capacity.
    • Background and details: Growth is primarily driven by data center and manufacturing MEP work tied to an AI infrastructure buildout and reshoring; MEP content is ~20% of cost in typical commercial offices vs 60–70% in data centers. Comfort Systems emphasizes volumetric modular prefabrication (built offsite and assembled onsite); between 2000 and 2020 the company’s share price rose from roughly $50 to $500. Other details: MEP work for schools doubled 2021–2024, office work grew 30–40%, Emcor targets Tier 1 markets while Comfort Systems focuses on Tier 2 markets, and labor availability/unionization affects cost dynamics. This article is an earnings/market analysis piece (Facilities Dive coverage).
  • Energy Vault, EU Green Energy Sign Framework Agreement for Deployment of up to $250 Million of Battery Energy Storage Systems, Totaling 1.8 GWh, to Accelerate Renewable Deployment

    The Company announced a Framework Supply Agreement (FSA) between Energy Vault and EU Green Energy to deploy battery energy storage across the Balkans.

    • Main announcement: Energy Vault signed an FSA with EU Green Energy to deploy up to 1.8 GWh of Battery Energy Storage Systems (BESS) over the next four years, beginning with a 100 MW / 400 MWh project in Kulluricë, southern Albania; Phase 1 (50 MW / 200 MWh) is targeted to reach commercial operation in Q3 2026 and Phase 2 (50 MW / 200 MWh) in Q1 2027, and the agreement is conditioned upon final Albanian legislative approval.
    • Background and details: The partnership will use Energy Vault’s B-VAULT™ hardware and VaultOS™ energy management software; Energy Vault’s B-VAULT™ portfolio now exceeds 2 GWh of deployed or contracted systems globally. The agreement supports EU Green Energy’s expansion across Albania, Kosovo, North Macedonia, and Montenegro. Contact emails provided: energyvaultIR@icrinc.com (investor relations via ICR) and media@energyvault.com (media).
  • Hadron Energy Advances its Regulatory Readiness Ahead of $1.2Bn Merger

    Hadron Energy, Inc. announces regulatory progress with the U.S. Nuclear Regulatory Commission (NRC) while preparing for a $1.2Bn SPAC merger with GigCapital7 Corp.

    • Primary action: Hadron submitted a Letter of Intent and an initial Regulatory Engagement Plan (REP) in April 2025, has filed its Quality Assurance Program Description (QAPD), and will soon file its Topical Report on Principal Design Criteria (PDC); the company also participated in NRC stakeholder meetings including Dec 2024 and Jul 17-18, 2025, where it publicly supported a more restrictive safety framework for microreactors that it states its Halo MMR will meet.
    • Background & partnerships: Hadron is pursuing a $1.2Bn SPAC merger with GigCapital7 Corp., is engaging with the U.S. Department of Energy (DOE) (including the Janus Project for MMR readiness on military bases), and emphasizes a front-loaded regulatory strategy to support rapid commercialization of its transportable 10 MW Halo MMR.
  • Hadron Energy Advances its Regulatory Readiness Ahead of $1.2Bn Merger

    Hadron Energy, Inc. is announcing proactive regulatory engagement with the U.S. Nuclear Regulatory Commission while approaching a $1.2Bn SPAC merger with GigCapital7 Corp.

    • Main announcement/action: Hadron is advancing a front-loaded regulatory strategy with the U.S. Nuclear Regulatory Commission (NRC) while preparing for a $1.2Bn SPAC merger with GigCapital7 Corp.; key steps include attendance at NRC stakeholder meetings (first in December 2024, ongoing public meetings, and specifically July 17-18, 2025), submission of a Letter of Intent and initial Regulatory Engagement Plan (REP) in April 2025, filing of its Quality Assurance Program Description (QAPD), and an imminent filing of the Topical Report on Principal Design Criteria (PDC).
    • Background and other details: Hadron’s product, the Halo MMR, is designed to deliver 10 MW and is transportable in a shipping container; the company has also engaged with the Department of Energy (DOE) including the Janus Project (DOE initiative for MMR readiness at U.S. military bases), and reports continuing work despite a federal government shutdown to meet corporate regulatory timelines.
  • Pearce Services Acquisition Expands CBRE’s Capabilities to Serve Digital and Power Infrastructure

    CBRE Group, Inc. announced the acquisition of Pearce Services, LLC from New Mountain Capital for approximately $1.2 billion in cash plus an earn-out of up to $115 million subject to 2027 performance thresholds.

    • Acquisition details and terms: CBRE will acquire Pearce Services for an initial purchase price of approximately $1.2 billion in cash plus a potential earn-out up to $115 million if Pearce meets specified performance thresholds in 2027; Pearce will operate within CBRE’s Building Operations & Experience segment and is expected to be immediately accretive to core EPS.
    • Business profile, financial projections and scope: Pearce (founded 1998, based in Paso Robles, CA) has >4,000 employees across North America and India and serves markets comprising Critical Power & Cooling (34% of expected 2025 revenue), Renewable Energy & Storage (30%), Wireless & Fiber (29%), EV Charging (7%); Pearce is projected to generate > $660 million revenue and > $90 million EBITDA in 2026, and CBRE expects > $350 million Core EBITDA from digital and power infrastructure services in 2026; CBRE expects net leverage of ~1.1x at end-2025.
  • Michael Johnson, JD, Returns to Kleinfelder’s Leadership Team as National Power Market Manager

    Kleinfelder has announced the return of Michael Johnson, JD, as Senior Vice President, National Power Market Manager.

    • Announcement details: Michael Johnson will focus on continuous operational improvement, strategic planning, and national market expansion in critical energy infrastructure; he brings more than 25 years of power industry experience and leadership in large-scale electric transmission programs, PMO oversight, corporate strategy, and M&A.
    • Background and company context: Kleinfelder (founded 1961) employs over 3,300 professionals, operates from over 110 office locations in the United States, Canada, and Australia, and is headquartered in San Diego, California. Johnson commented that growth is being driven by demand from AI and data centers and that grid modernization and major capital expenditures for transmission and renewable integration are central priorities. Contact for this release: Dustin Esposito, Communications Manager, DEsposito@Kleinfelder.com, (617) 498‐4627.
  • Energy Affordability: Price Trends and Factors

    Vincent Potter of the NC Clean Energy Technology Center outlines factors driving U.S. electricity price increases and notes that many utilities have active rate cases as of October 2025.

    • Main announcement/action: The article explains that data center expansion, infrastructure upgrade and replacement costs, and fuel cost volatility are creating upward pressure on retail electricity prices; as of October 2025, at least 50 electric utilities in 29 states and Puerto (Puerto Rico) have rate cases pending before regulators. The piece cites EIA data showing residential prices rose from 16.61¢/kWh in July 2024 to 17.47¢/kWh in July 2025, and an overall 2020–2025 increase of 3.88¢/kWh nationally (with California ≈ +12.5¢/kWh).
    • Background and details: The author highlights data center maps and the DELTa database (NC Clean Energy Technology Center partnered with Smart Electric Power Alliance to compile/release the Database of Emerging Large-load Tariffs) as tools to track large-load tariff developments; it also documents supply-chain delays (Reuters reported ~five-year lead times for new gas turbines) and rising equipment lead times and costs, plus that natural gas supplied over 40% of U.S. electricity in 2024, with wholesale gas prices ranging ~$2.10–$6.60 per Mcf, a 2025 EIA projection of $3.50 per Mcf, and delivered industrial gas ≈ $3.30–$7.70 per Mcf.
  • FSNet finds feasible power grid solutions in minutes, outperforming tried-and-true tools

    MIT researchers developed FSNet, a feasibility-seeking neural-network tool that finds deployable power-grid optimization solutions orders of magnitude faster than conventional solvers.

    • Main announcement: MIT (Priya Donti and lead author Hoang Nguyen) unveiled FSNet, a two-step framework that combines a neural-network predictor with a feasibility-seeking optimization step to ensure solutions meet equality and inequality constraints; the paper is open-access on arXiv (DOI: 10.48550/arxiv.2506.00362) and will be presented at NeurIPS 2025 (Dec. 2–7, San Diego). The team reports FSNet cut solving times by orders of magnitude versus baseline approaches and sometimes produced better solutions for very complex problems.
    • Background and details: FSNet uses the neural network prediction as a starting point and an incorporated traditional solver to iteratively refine until constraints are satisfied; it is designed to be plug-and-play with different solvers, handle both constraint types simultaneously, outperformed pure ML approaches on feasibility, and the authors plan to make FSNet less memory-intensive and scale it to more realistic problems.

Need California-wide diligence on power, zoning, permitting?

Book a 20-min call