Run a free full auditJonker & Associates is an Accounting Firm in Tinley Park, IL, located at 16585 S Oak Park Ave. The firm holds a rating of 5.00 based on customer reviews. Established in 1968, the practice provides professional services to individuals, corporations, partnerships, and non-profit organizations. The firm offers a complete range of accounting, taxation, and business consulting services.
Primary services include accounting and auditing, taxation, and management advisory services. The firm prepares financial statements in accordance with Generally Accepted Accounting Principles (GAAP) for use by banks, investors, and other third parties. Specific accounting services cover receivables, payables, and payroll management. The firm provides professional compilation, review, and audit services to businesses of all sizes, including limited-scope review testing and complete audit attestation.
In addition to core accounting, Jonker & Associates offers specialty services such as estate and succession planning, retirement planning, and insurance and banking solutions. The firm provides management advisory services including systems implementation, cost controls, and employee benefit plan restructuring. They also offer financial forecasting and proforma projections, along with "What-If" planning scenarios. The staff is experienced in IRS and state/local representation, including negotiating Offers in Compromise.
Jonker & Associates is a member in good standing of the American Institute of Certified Public Accountants (AICPA), the AICPA Personal Financial Planning Division, and the Illinois Certified Public Accountant Society (ICPAS). They are also members of AccountantsWorld. The firm offers a free initial one-hour consultation.
The Discoverability score, measured by SEOScanPRO, is 75 out of 100, which ensures AI crawlers can find every page of the website so AI assistants can recommend the business. The Performance score, also measured by SEOScanPRO, is 74 out of 100, reflecting fast website loading that keeps visitors on the page and aids search engine ranking.
BizScoreAI scanned the website jonkercpa.com on June 4, 2026. Jonker & Associates has a BizScore of 39 out of 100. The website audit behind the SEO score ran on October 24, 2026.
AI visibility scan by category: AI Discovery 10 of 25 points, Structured Data 0 of 25 points, Content Readiness 6 of 30 points, AI Trust Signals 8 of 20 points.
Website audit sub-scores (out of 100): On-Page 58, Technical 55, Performance 73, Content 20.
Strengths: 4 checks passed. AI Crawler Access, AI Content Blocking, About/Team Page, XML Sitemap.
Areas to improve: 7 checks. llms.txt (failed), Structured Data (failed), Q&A Content (failed), Content Too Thin (failed), Meta Description (failed), Weak Heading Structure (warning), Author Signals (warning).
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