Insights

Regional leader opportunity FSI serves over 5,000 accounts in the Greater Chicago area with HVAC filtration supply and filter change-out services, indicating a broad installed base and recurring service potential for cross-sell of filtration products, scheduled maintenance, and coil cleaning.

Recurring service model Their scheduled filter change-out cycles and coil cleaning programs create predictable, recurring revenue. Sales outreach can emphasize extended service contracts, preventive maintenance bundles, and volume discounts for multi-site clients.

Fast service promise Commitment to quick pickup and in-and-out service under nine minutes presents an opportunity to upsell premium, expedited delivery, and standardized maintenance windows for facilities aiming to minimize downtime.

Healthcare and enterprise tie-ins Past partnerships with health plans and a major children’s hospital suggest strong healthcare and enterprise market exposure. Target similar hospital systems, clinics, and large facilities that require compliant, reliable filtration and maintenance services.

Financial scale and partnerships With revenue in the mid to high seven figures and a regional footprint, there is potential to offer larger, multi-location contracts, negotiate volume-based pricing, and introduce financing options for broad, long-term filtration programs.

Similar companies to Filter Services Inc

Filter Services Inc Tech Stack

Filter Services Inc uses 8 technology products and services including WordPress, Salesforce, NetSuite, and more. Explore Filter Services Inc's tech stack below.

Filter Services Inc's Email Address Formats

Filter Services Inc uses at least 3 email formats:
Filter Services Inc Email FormatsExamplePercentage
FirstL@filterservices.comJohnD@filterservices.com
79%
First@filterservices.comJohn@filterservices.com
16%
Last@filterservices.comDoe@filterservices.com
5%

Frequently Asked Questions

What is Filter Services Inc's phone number?

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You can contact Filter Services 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 Filter Services Inc's official website and social media links?

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Filter Services Inc's official website is filterservices.com and has social profiles on LinkedIn.

How much revenue does Filter Services Inc generate?

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As of September 2026, Filter Services Inc's annual revenue is estimated to be $50M - $100M.

What is Filter Services Inc's SIC code and NAICS code?

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Filter Services Inc's SIC code is 7299 - Miscellaneous Personal Services, Not Elsewhere Classified and NAICS code is 5612 - Facilities Support Services.

How many employees does Filter Services Inc have currently?

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As of September 2026, Filter Services Inc has approximately 43 employees across 1 continents, including North America. Key team members include Owner: J. E., Owner: R. O. and Account Manager: I. P. Explore Filter Services Inc's employee directory with LeadIQ.

What industry does Filter Services Inc belong to?

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Filter Services Inc operates in the Facilities Services industry.

What technology does Filter Services Inc use?

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Filter Services Inc's tech stack includes WordPress, Salesforce, NetSuite, Shopify, WooCommerce, Google Workspace, Microsoft Dynamics and Piwik PRO Core.

What is Filter Services Inc's email format?

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Filter Services Inc's email format typically follows the pattern of FirstL@filterservices.com. Find more Filter Services Inc email formats with LeadIQ.

When was Filter Services Inc founded?

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Filter Services Inc was founded in 1987.
Filter Services Inc logo

Filter Services Inc

Facilities ServicesIllinois, United States11-50 Employees

Filter Services Inc (FSI) is a regional facilities services provider focused on HVAC filtration products and related industrial filtration supplies. The company maintains local inventory and stocks filtration products from leading manufacturers, offering scheduled filter change-out services and condenser coil cleaning, supported by technical support and timely delivery. Based in Des Plaines, Illinois, in the Chicago area, the business is family-owned and emphasizes reliable service for its customers.

FSI serves more than 5,000 accounts across the Greater Chicago region, with service boundaries extending north to Milwaukee and Madison, south to Champaign and Decatur, west to the Quad Cities, and east to South Bend. The firm positions its filter-change service as an extension of a normal HVAC preventive maintenance program and notes that it is not an HVAC maintenance contractor. The company also provides immediate access to filters and related items like V-belts, with the expectation that visits are quick and customers can be in and out in under nine minutes.

Section iconCompany Overview

Phone number
SIC Code
7299 - Miscellaneous Personal Services, Not Elsewhere Classified
NAICS Code
5612 - Facilities Support Services
Founded
1987
Employees
11-50

Section iconFunding & Financials

  • $50M - $100M

    Filter Services Inc's revenue is estimated to be in the range of $50M - $100M

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