About RJN Group Inc.
RJN Group Inc. is an Engineering company, headquartered in Downers Grove, with 501 - 1,000 employees and annual revenue of $50M - $100M.
RJN Group, named a Best Firm to Work For, is a nationwide, professional engineering and pipeline condition assessment firm, specializing in the delivery of practical solutions for water and wastewater collection and distribution systems. For over 40 years RJN Group has set the standard for providing...
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RJN Group Inc. Company Highlights
Phone Number
(630) 682-xxxx
Corporate Office Address
2655 Warrenville Road
Downers Grove, 60515
Website
RJN Group Inc. Email Format
The most common RJN Group Inc. email format is [f][last] (ex. jdoe@rjn.com), currently being used by 91% of RJN Group Inc. business email addresses. There are 12 email formats used by RJN Group Inc..
RJN Group Inc. Org
RJN Group Inc. has 2 C-Level, 9 VP, 11 Director, 56 Manager, 11 Senior, 63 Mid-Level, and 10 Other employees.
RJN Group Inc. Decision Makers
- CFOTodd Leistner
RJN Group Inc.'s Tech Stack
Frequently Asked Questions About
RJN Group Inc.
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Who is the CFO of RJN Group Inc.?
The CFO of RJN Group Inc. is Todd Leistner. See full contact details ›
How many senior employees does RJN Group Inc. have?
RJN Group Inc. has 89 senior employees that are typically used for decision making.
What email format does RJN Group Inc. use?
The most common RJN Group Inc. email format is {f}{last} (e.g. jdoe@rjn.com).
Who are the key decision makers at RJN Group Inc.?
Key decision makers at RJN Group Inc. include Todd Leistner (CFO). See full contact details ›
What technologies does RJN Group Inc. use?
RJN Group Inc. uses technologies including .NET, Adobe, and Adobe Creative Suite.
How do I contact RJN Group Inc.?
To contact RJN Group Inc., visit rjn.com.
What companies are similar to RJN Group Inc.?
Companies similar to RJN Group Inc. include ABC Florida East Coast Chapter, Turner Group Co., and AtkinsRéalis.
Where is RJN Group Inc. headquartered?
RJN Group Inc. is headquartered at 2655 Warrenville Road, Downers Grove.
What is the main phone number for RJN Group Inc.?
The main phone number for RJN Group Inc. is (630) 682-xxxx.
What is the official website for RJN Group Inc.?
The official website for RJN Group Inc. is rjn.com.
What is the annual revenue of RJN Group Inc.?
The annual revenue of RJN Group Inc. is $50M - $100M.
How many employees does RJN Group Inc. have?
RJN Group Inc. has 501 - 1,000 employees.
What industry is RJN Group Inc. in?
RJN Group Inc. is in the Engineering industry.
Last updated: November 4, 2025