Our Mission
To develop solutions for the manufacturing challenges of tomorrow, today.
Our Vision
To be a leader in the provision of high quality, value-driven machining services.
Our Values
At K4 Machining, we operate on principles that not only define the company we are today, but that also influence the company we strive to become in the future.
  Quality
At K4 Machining, delivering quality products and services is our top priority. Our robust quality management system is designed such that we are able to consistently meet specifications and exceed expectations.
  Integrity
Honesty and integrity are among our guiding principles. We strive to develop authentic relationships with our customers, suppliers, and employees by consistently honoring our commitments and instilling a culture of ethical conduct within our organization.
  Expertise
Our multigenerational team is comprised of highly skilled individuals with diverse technical skills and perspectives. These unique competencies allow us to discover, develop, and implement efficient manufacturing strategies that allow us to derive value for our customers.
  Customer Focus
At the core of K4 Machining lies our commitment to providing excellence to our valued customers. By fostering strong relationships with each of our clients and creating customized solutions to meet their individual needs, we set ourselves apart from other machine shops of our kind.
  Innovation
We pride ourselves on remaining at the forefront of technological advancements and improvements within the manufacturing industry. Our skilled team is dedicated to continually improving the processes we employ in order to maintain optimal levels of operational efficiency that translate to value for our customers.
Our Commitment to Quality
We are fully committed to providing our customers with high quality products that comply with their specifications the first time, every time. We are currently ISO 9001:2015 compliant and are on the path towards certification.
Our quality policy encapsulates a commitment to excellence coupled with a drive for continuous improvement. It incorporates the following principles:
Fostering a company-wide mindset of quality as a top priority
Utilizing best practices in manufacturing to minimize product defects and meet and exceed customers’ expectations
Promoting participation in and understanding of quality management activities across multiple company functions
Adopting an iterative quality management system review process such that the system is continually refined and improved
Our History
Armed with decades of experience and a drive to bring excellence to the manufacturing industry, Anna and Lou Leszczynski, along with their children, founded K4 Machining in 2018. Since its inception, K4 Machining has carved a niche for itself in the ultra-precision machining market, and now proudly serves the medical, electronics, automotive, architectural, semiconductor, defense, and commercial industries. Over the course of the last few years, K4 Machining has also made strides in modernizing its operations, as evidenced by numerous equipment acquisitions and large-scale renovation projects. As a women-owned/family-operated business, traditional family values shape the ways in which we conduct business. The future of manufacturing is filled with promise, and we remain committed to fulfilling our promise of excellence in all that we do.
Our Leadership Team
Anna has held numerous positions within the manufacturing industry over the course of the past thirty years. Prior to her tenure as President and CEO at K4 Machining, Anna most recently served as head of finance, payroll, and human resource administration at another medium-sized, family-owned manufacturing business. As President and CEO at K4 Machining, Anna shapes the organization's customer-centric operations strategy in order to consistently provide exceptional quality, fair pricing, and an excellent customer experience. Anna holds a dual Bachelor’s degree in Biology and English from Boston University along with a Master of Business Administration from Sacred Heart University.
Lou has over thirty-five years’ experience owning and managing family-operated manufacturing businesses within Connecticut. In addition to his technical background, Lou has a successful track record in overseeing all aspects of small business operations ranging from administrative-level duties to sales and marketing and customer service. Lou’s extensive manufacturing trade skills coupled with his expertise in process engineering and production scheduling lay the foundation for K4 Machining’s innovative manufacturing processes. Lou holds a Bachelor of Science in Electrical Engineering from the University of Connecticut and a Master of Business Administration from Sacred Heart University.
Monica has spent over ten years working in the manufacturing industry in functions ranging from quality assurance to CNC machine setup/operation and welding. Monica’s expertise is in quality control/quality assurance; she has extensive experience in programming and operating CMMs and is skilled in designing and carrying out detailed inspection plans. Monica also has experience in developing, implementing, and maintaining quality management systems in compliance with ISO 9001:2015, MIL-I-45208, and MIL-STD-45662. Monica holds a Bachelor of Science in Mechanical Engineering from Rensselaer Polytechnic Institute and Master of Business Administration from Rensselaer’s Lally School of Management.
During his twelve years of experience within the manufacturing industry, Michael has held roles in process engineering, facility layout design, production scheduling, and quality control functions. Michael’s expertise is in design for manufacturability, CAD modeling, process engineering, and CNC programming. Michael is a certified Six Sigma blackbelt and is a professional member of the Institute of Industrial and Systems Engineers (IISE), which allow him to remain at the forefront of manufacturing best practices. Michael holds a Bachelor of Science in Industrial and Management Engineering from Rensselaer Polytechnic Institute and a Master of Engineering in Industrial Engineering and Manufacturing from Cornell University.
