
District 141
International Association of Machinists & Aerospace Workers
District 141 of the Machinists Union represents over 40,000 airline workers nationwide. Under the leadership of President and Directing General Chair Mike Klemm, the District ensures fair pay, respect, and job security through 12 collective bargaining agreements.


District 141
District 141 of the Machinists Union represents over 40,000 airline workers nationwide.

Mike Klemm
President and Directing General Chair

President and Directing General Chair
Mike Klemm


A Ramp Lead Agent from UA/JFK, Mike Klemm has been President and Directing General Chairman of District 141 since 2015.
As PDGC, Mike oversees more than a dozen contracts throughout the commercial aviation industry.
Mike’s work as PDGC has helped produce union contracts worth more than $4 billion for front-line workers in the airline industry. During Mike’s tenure, District 141 has added hundreds of new union members, improving union density throughout the airline industry.
Since the onset of the COVID 19 Pandemic, President Klemm has led a dogged defense of the CARES Act, which was drafted with input from airline unions, and has resulted in the prevention of mass involuntary furloughs.
Mike is a New York native and has four daughters. He’s worked for United Airlines since 1992.
A Ramp Lead Agent from UA/JFK, Mike Klemm has been President and Directing General Chairman of District 141 since 2015.
As PDGC, Mike oversees more than a dozen contracts throughout the commercial aviation industry.
Mike’s work as PDGC has helped produce union contracts worth more than $4 billion for front-line workers in the airline industry. During Mike’s tenure, District 141 has added hundreds of new union members, improving union density throughout the airline industry.
Since the onset of the COVID 19 Pandemic, President Klemm has led a dogged defense of the CARES Act, which was drafted with input from airline unions, and has resulted in the prevention of mass involuntary furloughs.
Mike is a New York native and has four daughters. He’s worked for United Airlines since 1992.
Ann Clifford
Assistant to the President
Office: (847) 640-2222
Aclifford@iam141.org
Ann Clifford
Assistant to the President
Aclifford@iam141.org
Office: (847) 640-2222
Alexander Gerulis
Secretary-Treasurer, IAMAW District 141

The Secretary-Treasurer is responsible for the financial well-being of the Machinists and Aerospace Union. Since 2016, under the oversight of Alex Gerulis, District 141 has become one of the best-managed and fiscally responsible union groups in the nation.
Alexander Gerulis
Secretary-Treasurer, IAMAW District 141

The Secretary-Treasurer is responsible for the financial well-being of the Machinists and Aerospace Union. Since 2016, under the oversight of Alex Gerulis, District 141 has become one of the best-managed and fiscally responsible union groups in the nation.
District 141 Executive Board and Officers
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