List of Engineers in Illinois
Illinois has 1,287 engineers in this dataset, last verified September 6, 2026. It ranks 9th of 50 states with 2.9% of the national total, between Michigan (1,313) and Ohio (1,261).
Among cities, Chicago leads with 183, ahead of Springfield (149). Together the top two hold 26% of the state total, with the rest spread across smaller cities and towns.
Email coverage mirrors the national picture, with 319 records (24.8%) including an email address against 26% across the United States. 1,209 (93.9%) list a phone number, and 307 carry both.
82.4% of engineers in Illinois have a website, in line with the national average of 78.3%. Only 227 lack a site, so pitch redesigns and SEO rather than first-time builds.
Among the 661 rated engineers in Illinois, 70% hold a 5-star average, in line with the national figure of 68%. 27 are rated 1 to 2 stars (4.1% of rated businesses, below the national 5%), a natural shortlist for reputation management and review software.
Social Media Reach
185
115
229
83
YouTube
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Engineers List in Illinois
Browse a random sample of 15 records — see the exact fields and data quality before you download.
| LOGO | Business Name | Address | City | State | Country | Phone | Website | Reviews | Rating | FB | IG | LI | YT | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Tuya Engineering LLC | Address | Chicago | Illinois | United States | Email | Phone | 0 | 0 | — | — | — | — | |||
 | Crawford, Murphy & Tilly, Inc. | Address | Peoria | Illinois | United States | Email | Phone | 0 | 0 | — | — | — | — | ||
Solution Engineering Group | Address | Montgomery | Illinois | United States | Email | Phone | 7 | 5 | — | — | — | — | |||
C2 Engineers, LLP | Address | Danville | Illinois | United States | Email | Phone | 0 | 0 | — | — | — | — | |||
 | iENG Design Granite City | Address | Granite City | Illinois | United States | Email | Phone | — | 0 | 0 | — | — | — | — | |
Koziol Engineering Services | Address | Lisle | Illinois | United States | Email | Phone | 3 | 3.7 | — | — | — | — | |||
 | Belcan | Address | Rockford | Illinois | United States | Email | Phone | 2 | 2.5 | ||||||
 | B.A.M. Tarps & Liners | Address | Buckner | Illinois | United States | Email | Phone | 9 | 4.9 | — | — | — | — | ||
 | Millennia Professional Services | Address | Morton | Illinois | United States | Email | Phone | 3 | 5 | — | — | — | — | ||
 | Tech Net Services LLC | Address | Woodhull | Illinois | United States | Email | Phone | — | 0 | 0 | — | — | — | — | |
 | Willett, Hofmann & Associates | Address | Sterling | Illinois | United States | Email | Phone | 0 | 0 | — | — | — | — | ||
 | WFET Group | Address | Mundelein | Illinois | United States | Email | Phone | 0 | 0 | — | — | — | — | ||
 | Raths, Raths & Johnson, Inc. | Address | Willowbrook | Illinois | United States | Email | Phone | 0 | 0 | — | — | — | — | ||
 | Dashiell Corp | Address | Lombard | Illinois | United States | Email | Phone | 7 | 4.9 | — | — | — | — | ||
 | Engineering Support Services | Address | Glen Ellyn | Illinois | United States | Email | Phone | 2 | 3.5 | — | — | — | — |
This is a randomized preview — the full database contains 1,287 records with complete field coverage.
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1,287 verified records — emails, phones, social profiles and more. One-time payment, instant download.
Distribution by Location
Number of Engineers across different territories
City | Engineers |
|---|---|
Chicago | 183 |
Springfield | 149 |
What You Can Do with the List of Engineers in Illinois
This list is built for teams that sell to engineers: B2B software vendors, white-label partners and managed IT providers. It covers 1,287 engineers in Illinois, with the fields to call, email, segment and map them.
Who Sells to Engineers in Illinois
Each of these buyers can work the 1,287 businesses in this list as a pipeline for a different product:
- B2B software vendors: Pitch CRM, project management, proposal and invoicing tools to the 1,287 engineers in Illinois.
- White-label and outsourcing partners: Offer overflow or white-label work that firms can deliver under their own brand.
- Managed IT and office service providers: Sell IT support, business phones, backups and security to small offices.
Phone, Email and Contact Form Outreach in Illinois
Start with the 307 records that list both a phone number and an email address, then widen out channel by channel:
- Cold calling (1,209): 93.9% of records include a phone number for call campaigns, appointment setting and follow-ups.
- Email sequences (319): 24.8% of records include an email address, so use email as a follow-up touch rather than the lead channel.
- Website contact forms (211): businesses with a contact page URL give you another way in when no email is listed.
- CRM import: CSV and Excel files load into HubSpot, Salesforce, Zoho or Pipedrive, with city, state and postal code columns for assigning leads to reps.
Prospect Segments for Agencies in Illinois
Filter the website, rating and social columns to pull the engineers that fit a specific service before you pitch:
- No website listed (227): 18% of engineers in Illinois have no website on record, a direct prospect list for web designers and local SEO agencies.
- Rated 1 to 2 stars (27): businesses with poor Google ratings, prospects for reputation management and review generation services.
- No Facebook page (1,102): 86% have no Facebook page on record, an opening for social media management agencies.
Prioritize Cities Across Illinois
The 1,287 engineers in Illinois are spread across 2 cities we track and many smaller towns, so rank areas before sending reps out:
- Top city markets: Chicago and Springfield hold 26% of records in Illinois, the biggest clusters for in-person visits.
- Beyond the big cities: 955 records (74%) sit outside the 2 cities with their own list, reachable by phone and email without travel.
- Postal code patches: records include postal codes, so each rep can get a compact patch with no overlapping accounts.
- Route planning: records include latitude and longitude, so you can map accounts and plan visit days around clusters.
Data Coverage for Engineers in Illinois
1,287 records · verified September 6, 2026
- Phone numbers
- 1,209
- Email addresses
- 319
- Phone and email
- 307
- Websites
- 1,060
Google ratings· 661 rated (51%)
70% hold 5 stars
- 1-star rated
- 16
- 2.4% of rated
- 2-star rated
- 11
- 1.7% of rated
- 3-star rated
- 77
- 11.6% of rated
- 4-star rated
- 94
- 14.2% of rated
- 5-star rated
- 463
- 70% of rated
Social profiles:
- LinkedIn:229· 17.8%
- Facebook:185· 14.4%
- Instagram:115· 8.9%
- YouTube:83· 6.4%
- X (Twitter):74· 5.7%
Engineers in Illinois are a phone-first market: 93.9% list a phone number but only 24.8% publish an email. Among 661 rated engineers, 70% hold 5 stars, a spread heavily skewed to the top, so low ratings stand out.
Related Engineers by Location
Browse datasets for Engineers across nearby locations
Frequently asked questions about Engineers in Illinois
Everything you need to know about our engineers database for Illinois: data quality, coverage, freshness, pricing, and formats. Last updated September 6, 2026.
How many Engineers are there in Illinois?
There are 1,287 engineers in Illinois in our verified database, as of September 6, 2026.
This covers independent operators, regional chains, and enterprise-scale businesses, across every city in Illinois, for sales prospecting, competitive research, and territory planning.
How up to date is the Engineers data for Illinois?
This dataset was last updated in September 6, 2026.
Business contact data decays at roughly 2–3% per month as businesses close, move, or change details, so we re-verify our most-purchased datasets on a rolling basis.
Every file is also run through email verification before delivery, and past buyers are offered discounted refreshed versions as updates ship.
What fields are included in the Engineers database for Illinois?
Each record can include: business name, full address, phone number, email address, website URL, social profiles (LinkedIn, Facebook, Instagram, YouTube, X), review ratings, and category details, plus contact-page URLs where available.
Field coverage varies by record; the counts below and the free sample show you exactly what to expect before buying.
Where can I buy verified market intelligence data for Engineers businesses in Illinois?
InfiniteLeadsHub provides verified market intelligence datasets for engineers businesses in Illinois as a one-time purchase with no subscription.
Ideal for market research, sales planning, and business development.
How much does the Engineers database for Illinois cost?
The complete engineers leads database for Illinois costs $15 as a one-time payment.
You get instant access to all 1,287 records with no recurring fees, no per-record charges, and no seat limits.
It is a cost-effective alternative to subscription platforms that charge monthly for the same public business data.
Is this a cheaper alternative to subscription lead databases like ZoomInfo or Apollo?
Yes. For teams that need engineers contacts in Illinois specifically, a one-time $15 file is usually far cheaper than subscription platforms, which typically charge thousands of dollars per year with contracts and per-seat pricing.
Subscriptions make sense for large sales teams needing continuous multi-industry access; a one-time targeted list makes sense when you know exactly which niche and geography you're selling into.
Can I preview a sample of the Engineers data before buying?
Yes. A free sample dataset is available so you can evaluate data quality, field coverage, and format before purchasing.
The sample is a representative slice of the full Illinois engineers database, including contact fields, social profiles, and ratings data.
How do I download the Engineers list, and what file formats are available?
You get instant access after purchase. Files are delivered in CSV and Excel (XLSX) formats.
CSV and Excel import directly into CRMs like Salesforce, HubSpot, and Zoho and into any email platform.
How many Engineers in Illinois have phone numbers?
1,209 engineers in Illinois (94% of the database) include a phone number.
That makes the dataset effective for cold calling, telemarketing, and appointment setting campaigns.
How many Engineers in Illinois have email addresses?
319 engineers in Illinois (25%) include an email address.
Email remains one of the highest-ROI B2B outreach channels, making this subset ideal for cold email sequences, product announcements, and drip campaigns.
How many Engineers in Illinois have both a phone number and an email address?
307 engineers in Illinois have both a phone number and an email address.
Dual-contact records enable multi-channel outreach: combining calls with email follow-ups measurably improves response rates.
How many Engineers in Illinois are active on social media?
Social profile coverage for engineers in Illinois: 229 on LinkedIn, 185 on Facebook, 115 on Instagram, 83 on YouTube, 74 on X (Twitter).
Social presence signals digitally engaged businesses, which is useful for agencies pitching social media services, ad platforms building audiences, and vendors targeting digitally mature prospects.
How many Engineers in Illinois have a website?
1,060 engineers in Illinois (82%) have an active business website.
That is an indicator of digital maturity, and an ideal segment for SEO agencies, hosting providers, and SaaS platforms.
How many Engineers in Illinois do not have a website?
227 engineers in Illinois operate without a business website.
These are high-intent, overlooked prospects for web design agencies, local SEO providers, and Google Business optimization services.
What are the review ratings of Engineers in Illinois?
Rating breakdown for engineers in Illinois: 463 with a 5-star rating, 94 with a 4-star rating, 77 with a 3-star rating, 11 with a 2-star rating, 16 with a 1-star rating.
Top-rated businesses suit premium services and partnership proposals; lower-rated businesses are receptive prospects for reputation management, review tools, and operational software.
Can I get Engineers data for other states or the entire US?
Yes. The national Engineers database covers all 50 US states, and individual state and major-city lists are also available.
If you buy Illinois first, contact us and we'll credit your purchase toward the national upgrade.
Most multi-state buyers save money going national.
Is the Engineers contact data in Illinois legal to use for B2B outreach?
Yes. All data is sourced exclusively from publicly available information: Google Business listings, company websites, social media profiles, and public business directories.
This is business contact information, not personal consumer data, making it appropriate for B2B prospecting.
We recommend following applicable regulations such as CAN-SPAM (US), CASL (Canada), and GDPR (EU-targeted campaigns) so your outreach remains fully compliant.