William Siegal RJN Group BOD


The professional engineering and assessment services firm RJN Group Inc. has elected William Siegel, P.E., to RJN’s Board of Directors.

“We conducted an exhaustive search for someone who would further strengthen our board’s depth of talent and background, and we are delighted to have identified such an outstanding individual,” said Al Hollenbeck, P.E., RJN’s chairman. “I’m confident that Bill is going to make an important and positive impact on our company.”


Siegel, past president and CEO of Kleinfelder, was instrumental in the growth of Kleinfelder over his 30-year career, helping the firm become a leader in the engineering consulting marketplace with 60 offices around the globe.

“Bill is an industry leader, and we are excited to welcome him to RJN’s Board of Directors,” said Jeff Plymale, RJN’s president. “We believe his strong experience, especially in M&A and building an industry-leading business across multiple market segments, will be extremely valuable as RJN continues to grow.”

RJN Group Inc., established in 1975, provides innovative, affordable and sustainable solutions to improve the performance and service life of collection and conveyance systems. RJN engineers continually pursue cutting-edge technologies and methods to deliver results quickly and efficiently for its clients.

“I have always admired RJN for its use of the latest in technological advances to address their client’s challenges and its industry leadership, and I’m honored to be joining their board,” said Siegel. “I have tremendous respect for Al, Jeff, and the other board members, and I look forward to working with them.”


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