Insights

Preferred Vendor Greystone Energy Systems has been recognized as a preferred vendor by Controls Group North America, signaling strong distributor relationships and trust within the HVACR community that can be leveraged to expand channel sales and co-marketing opportunities.

Growth Momentum Recent headcount expansion and government payroll rebates indicate capacity-building and potential for higher production volumes, enabling sales teams to target larger HVACR projects and longer-term supply agreements.

Global Reach With a worldwide reputation for on-time delivery and ISO 9001 quality, there is an opportunity to pursue international OEM partnerships and multi-region deployments in building automation projects.

Acquisition Footprint Bemsiq AB’s 2021 acquisition and subsequent subsidiary structure suggest a corporate network that could open cross-sell opportunities for complementary sensor and transmitter solutions across merged entities.

Financial Scale A revenue range of 25 to 50 million positions Greystone as a mid-market supplier to mid- to large-sized building automation customers, ideal for solutions bundles, service contracts, and extended warranties to drive higher ASPs.

Greystone Energy Systems, Inc. Tech Stack

Greystone Energy Systems, Inc. uses 8 technology products and services including iCIMS, ISO, DataTables, and more. Explore Greystone Energy Systems, Inc.'s tech stack below.

  • iCIMS
    Applicant Tracking Systems
  • ISO
    Certificates
  • DataTables
    Javascript Libraries
  • HubSpot
    Marketing Automation
  • Really Simple Discovery
    Miscellaneous
  • Cloudflare Bot Management
    Security
  • GlobalSign
    System Security Services
  • Apache HTTP Server
    Web Servers

Greystone Energy Systems, Inc.'s Email Address Formats

Greystone Energy Systems, Inc. uses at least 1 format(s):
Greystone Energy Systems, Inc. Email FormatsExamplePercentage
Last.F@greystoneenergy.comDoe.J@greystoneenergy.com
95%
First.L@greystoneenergy.comJohn.D@greystoneenergy.com
4%
F.Last@greystoneenergy.comJ.Doe@greystoneenergy.com
1%

Frequently Asked Questions

What is Greystone Energy Systems, Inc.'s phone number?

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You can contact Greystone Energy Systems, Inc.'s main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Greystone Energy Systems, Inc.'s official website and social media links?

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Greystone Energy Systems, Inc.'s official website is greystoneenergy.com and has social profiles on LinkedIn.

How much revenue does Greystone Energy Systems, Inc. generate?

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As of July 2026, Greystone Energy Systems, Inc.'s annual revenue is estimated to be $25M - $50M.

What is Greystone Energy Systems, Inc.'s NAICS code?

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Greystone Energy Systems, Inc.'s NAICS code is 335 - Electrical Equipment, Appliance, and Component Manufacturing.

How many employees does Greystone Energy Systems, Inc. have currently?

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As of July 2026, Greystone Energy Systems, Inc. has approximately 148 employees across 3 continents, including North AmericaAsiaOceania. Key team members include Chief Financial Officer: T. S.Vice President Of Product Development: S. W.President And Ceo: M. L.. Explore Greystone Energy Systems, Inc.'s employee directory with LeadIQ.

What industry does Greystone Energy Systems, Inc. belong to?

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Greystone Energy Systems, Inc. operates in the Appliances, Electrical, and Electronics Manufacturing industry.

What technology does Greystone Energy Systems, Inc. use?

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Greystone Energy Systems, Inc.'s tech stack includes iCIMSISODataTablesHubSpotReally Simple DiscoveryCloudflare Bot ManagementGlobalSignApache HTTP Server.

What is Greystone Energy Systems, Inc.'s email format?

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Greystone Energy Systems, Inc.'s email format typically follows the pattern of Last.F@greystoneenergy.com. Find more Greystone Energy Systems, Inc. email formats with LeadIQ.

When was Greystone Energy Systems, Inc. founded?

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Greystone Energy Systems, Inc. was founded in 1983.
Greystone Energy Systems, Inc. logo

Greystone Energy Systems, Inc.

Appliances, Electrical, and Electronics ManufacturingNew Brunswick, Canada51-200 Employees

Greystone Energy Systems, Inc. is a Canadian manufacturer in the Appliances, Electrical, and Electronics sector that produces HVAC sensors and transmitters for Building Automation Management Systems. The company is based in Moncton, New Brunswick, at 321 Desbrisay Avenue, and employs 51-200 people, with reported annual revenue in the range of $25 million to $50 million. Greystone Energy holds ISO 9001 certification and maintains a Quality Management System aimed at ensuring product reliability. It has established a worldwide reputation as an industry leader through advanced design technology, prompt technical support, and on-time deliveries. In 2021, Bemsiq AB acquired Greystone Energy Systems, and a 2024 report notes that QEL would operate as a wholly owned subsidiary of Greystone. The company has grown its workforce through government payroll rebates in 2023 and was named a Preferred Vendor by Controls Group North America in January 2025.

Section iconCompany Overview

Phone number
NAICS Code
335 - Electrical Equipment, Appliance, and Component Manufacturing
Founded
1983
Employees
51-200

Section iconFunding & Financials

  • $25M - $50M

    Greystone Energy Systems, Inc.'s revenue is estimated to be in the range of $25M - $50M

Section iconFunding & Financials

  • $25M - $50M

    Greystone Energy Systems, Inc.'s revenue is estimated to be in the range of $25M - $50M

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