Insights

Growth and Scale ILLCO, Inc. is a family-owned wholesale distributor with multiple locations and a revenue range of 100M-250M, indicating a mature mid-market presence that can benefit from scalable procurement technology, logistics optimization, and vendor consolidation opportunities.

Facility and HVAC Focus As a wholesaler of HVAC equipment, parts and supplies, ILLCO serves contractor and facility management channels that frequently require ongoing consumables, replacement parts, and firmware or software updates for HVAC controls, presenting steady repeat-buys opportunities.

Talent Development ILLCO emphasizes identifying and training young talent with opportunities for growth, suggesting a potential openness to partnerships around employee onboarding solutions, training platforms, certification programs, and incentive-based sales training.

Digital Readiness Current tech stack includes Google Cloud CDN, website tooling, and e-commerce capabilities, signaling readiness for digital engagement, catalog modernization, self-service ordering, and targeted marketing to deepen partner relationships.

Strategic Partnerships With eight locations across Illinois, Indiana, and Wisconsin and a history dating to 1929, ILLCO values service and relationships, indicating opportunities for OEM, supplier, and logistics partnerships, as well as bundled solutions for procurement and revenue growth.

ILLCO, Inc. Tech Stack

ILLCO, Inc. uses 8 technology products and services including Store Vantage, Module Federation, Wix eCommerce, and more. Explore ILLCO, Inc.'s tech stack below.

  • Store Vantage
    Appointment Scheduling
  • Module Federation
    Development
  • Wix eCommerce
    E-commerce
  • Lodash
    Javascript Libraries
  • WebsiteBuilder
    Page Builders
  • PHP
    Programming Languages
  • HSTS
    Security
  • Google Search Console
    Web Analytics

Media & News

ILLCO, Inc.'s Email Address Formats

ILLCO, Inc. uses at least 1 format(s):
ILLCO, Inc. Email FormatsExamplePercentage
FLast@illco.comJDoe@illco.com
86%
Last@illco.comDoe@illco.com
9%
FirstLast@illco.comJohnDoe@illco.com
3%
FMiddleLast@illco.comJMichaelDoe@illco.com
2%

Frequently Asked Questions

What is ILLCO, Inc.'s phone number?

Minus sign iconPlus sign icon
You can contact ILLCO, 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 ILLCO, Inc.'s official website and social media links?

Minus sign iconPlus sign icon
ILLCO, Inc.'s official website is illco.com and has social profiles on LinkedIn.

What is ILLCO, Inc.'s NAICS code?

Minus sign iconPlus sign icon
ILLCO, Inc.'s NAICS code is 42 - Wholesale Trade.

How many employees does ILLCO, Inc. have currently?

Minus sign iconPlus sign icon
As of July 2026, ILLCO, Inc. has approximately 57 employees across 1 continents, including North America. Key team members include Information Technology Director: D. T.Administration Manager: R. B.Branch Manager: J. G.. Explore ILLCO, Inc.'s employee directory with LeadIQ.

What industry does ILLCO, Inc. belong to?

Minus sign iconPlus sign icon
ILLCO, Inc. operates in the Wholesale industry.

What technology does ILLCO, Inc. use?

Minus sign iconPlus sign icon
ILLCO, Inc.'s tech stack includes Store VantageModule FederationWix eCommerceLodashWebsiteBuilderPHPHSTSGoogle Search Console.

What is ILLCO, Inc.'s email format?

Minus sign iconPlus sign icon
ILLCO, Inc.'s email format typically follows the pattern of FLast@illco.com. Find more ILLCO, Inc. email formats with LeadIQ.

When was ILLCO, Inc. founded?

Minus sign iconPlus sign icon
ILLCO, Inc. was founded in 1929.
ILLCO, Inc. logo

ILLCO, Inc.

WholesaleIllinois, United States51-200 Employees

ILLCO, Inc. is a wholesale distributor of heating, ventilation, air-conditioning and refrigeration equipment, parts and supplies. The company operates across eight locations in Illinois, Indiana and Wisconsin, including Countryside, Aurora, Elk Grove Village, Waukegan, Joliet and Peoria in Illinois, as well as Hammond, Indiana, and Milwaukee, Wisconsin. It has a long-standing history as a family-owned business since 1929. The organization employs between 51 and 200 people. Its headquarters is at 9590 West 55th Street, Countryside, Illinois 60525, United States, and its website is illco.com. The description notes that service is considered the most important product for customers.

Section iconCompany Overview

Phone number
Website
illco.com
NAICS Code
42 - Wholesale Trade
Founded
1929
Employees
51-200

Section iconMedia & News

Section iconFunding & Financials

  • $100M$250M

    ILLCO, Inc.'s revenue is estimated to be in the range of $100M$250M

Section iconFunding & Financials

  • $100M$250M

    ILLCO, Inc.'s revenue is estimated to be in the range of $100M$250M

Ready to create more pipeline?

Get a demo and discover why thousands of SDR and Sales teams trust
LeadIQ to help them build pipeline confidently.

© LeadIQ, Inc. All rights reserved.