BULLETINS
Browse all bulletins published by SITIMM. Stay informed about union news, events and activities.

With the most relevant activities and news

With the most relevant activities and news

With the most relevant activities and news

With the most relevant activities and news

We share the weekly SITIMMFORMA with the most relevant union news and activities.

With the most relevant activities and news

SITIMM PARTICIPATES IN THE UNITED NATIONS PROGRAM CALLED “DEVELOPMENT INDEX AND LABOR JUSTICE”

We share SITIMMFORMA Digital 46-2025 with the most relevant news and union activities

We share SITIMMFORMA Digital 45-2025 with the most relevant news and union activities

SITIMMFORMA Digital 44-2025 with the most relevant news and union activities of the week

With the most relevant activities of the week

With the most relevant activities carried out by your union organization

With the most relevant activities carried out during the week.

With the most relevant news and union activities

With the most relevant activities and news

We share SITIMMFORMA Digital 38-2025 with the most relevant news and union activities

We share SITIMMFORMA Digital 37-2025 with the most relevant news and union activities

Now you can download the SITIMMFORMA Digital 2025 magazine catalog, which contains the most relevant news and union activities of our organization. SITIMM, real unionism.

We share SITIMMFORMA Digital 36-2025 with the most relevant news and union activities.

We share the SITIMMFORMA Digital Special Edition 2025 with the most relevant union news and activities.

With the most relevant activities carried out from August 12 to 17, such as: Courses and training, Democratic Elections, Delivery of school supply packages, among others

With the most relevant activities carried out from August 5 to 10, such as: Courses and training, Democratic Elections, Delivery of packages of school supplies, Calls, Management, union attention, among others

With the most relevant activities carried out such as: Courses and training, Democratic Elections, Consultations to the Base, Management, union attention, among others

SITIMMFORMA Weekly, with the most relevant activities carried out from July 22 to 27, such as: Courses and training, Democratic Elections, Grassroots Consultations, SITIMSS Meeting, Management, union attention, among others.

With the most notable union activities from July 8 to 13.

With the most relevant activities carried out during the week. In addition, the labor synthesis with the highlighted topics from July 1 to 6 is attached.
SITIMMFORMA Weekly, with the most relevant activities carried out during the week. In addition, the labor summary with the highlighted topics from May 27 to 31 is attached.

XXVI SPORTS GAMES OF THE SITIMM: Location and role of games in their different disciplines

WITH TOYOTA (22% COMPREHENSIVE) AND HONDA (FROM 10.5 TO 11.5٪ SALARY) SITIMM HAS ALREADY ACHIEVED 55 COLLECTIVE WORK NEGOTIATIONS WITH RESULTS OF 10% OR MORE OF A TOTAL OF 86

Reform of SITIMM Union Statutes approved by personal, free, direct and secret vote in the Extraordinary General Congress Assembly in February 2023

We share the following message addressed to the entire working base from Mr. Alejandro Rangel Segovia, General Secretary of our union, SITIMM.

SITIMM IMPOSES THE REQUIREMENT OF RESPECT FOR THE RIGHTS OF WORKERS IN FACE OF THE CRISIS OF THE COMPANY GISSING MÉXICO S DE RL DE CV. LOCATED IN LEÓN, GUANAJUATO.

We have opened a new FONACOT service module in our SITIMM-CEFORMA Silao offices

Digital catalog for main procedures and queries at IMSS, Infonavit, Fonacot and Consar

The signing of the agreement establishes an agreement between the parties so that the IECA can provide training to SITIMM members and their families at preferential prices, as well as to companies affiliated with the union.

CONEXIÓN, sponsor of our SITIMMFORMA Magazine

Selecting an AFORE is an important decision, since it will impact the growth of your retirement resources.

TO CONSULT THE RULES, REQUIREMENTS AND OPEN POSITIONS IN THE STATE OF GUANAJUATO, DOWNLOAD THE DOCUMENT BY CLICKING ON "READ STATEMENT"

On Saturday, September 4, 2021, the SITIMM Union Executive Committee (CESS) held its Plenary Assembly before more than 110 rank-and-file union representatives from almost 100 companies

Present your SITIMM membership credential to receive the discounts that appear in the document. Valid until June 30, 2021

Given the reinstatement of the legitimation procedure of the CCT of the GM plant, Silao

SITIMM manifesto in commemoration of International Labor Day

In this new section of Communications you will find all the positionings, announcements, news and campaigns that SITIMM launches and implements in your favor and that of your family.