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A Team of Pros

Our talented team of engineers is behind everything we do at Criterion. We take pride in our technological culture, which enables us to achieve great things together every day. Whether we’re undertaking new projects or working in new sectors, we adhere to the highest industry and environmental standards.

President

Nelson Luhrsen

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Nelson Luhrsen

President

With a passion for building a family feel for clients and employees alike, Nelson Luhrsen created Criterion Critical Systems, Ink in 2016 with an intent on having clear focus on building quality relationships and communication to serve all clients needs. In addition to earning a degree in business with honors, Nelson has proven successful in the electrical field for the past 23 years, specifically in the area of designing and building innovative and quality data centers, as a project manager throughout Northern California for companies such as Raging Wire and Data Specialties, Ink.

Tech Lead

Don Francis

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Jeremy Watson

Project Manager

Jeremy has been in the electrical industry for the last 22 years. Beginning his data center experience over 10 years ago, Jeremy has been involved in planning and implementation of data center strategies with his work at Raging Wire and Data Specialties, Ink. Jeremy began working at Criterion May 2017 as a project manager, becoming the second official employee of the Criterion family

Product Manager

Alexa Young

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Markas Valdry

Project Manager

I have been an electrician for 12 years and been with Criterion for the last 6 years. I love the family environment, the flexibility, and our quality of work and team members.

President

Nelson Luhrsen

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Stephen Hoff

Vice President of Sales

Stephen brings 24 years of sales experience and a background in professional baseball with the Marlins, Cubs, and Padres. A husband and father of four daughters, Stephen leads with integrity, competitiveness, and a passion for building strong client relationships.

Tech Lead

Don Francis

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Eric Dobrinski

Foreman Electrician

I've been an electrician for 37 years and have worked at Criterion for the past 5 years. I can honestly say it's the best company I've ever worked for. The company was built with people in mind, and they've created a welcoming and well-balanced company culture. I'm appreciative that the company values all of its employees and their input. I also appreciate the family environment that we as a team have created.

Product Manager

Alexa Young

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Pat Lane

Foreman Electrician

I have 18 years of experience as an electrician and have been with Criterion for 3.5 years. I like that Criterion promotes camaraderie and takes care of their employee's well-being by paying us on time. The type of work is great, and we are given transparent communication and trust to complete tasks with minimal micromanaging.

President

Nelson Luhrsen

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Dan Shipp

Foreman Electrician

I have 18 years electrical data center experience. I love that Criterion has a great family environment, good camaraderie, and it's an overall enjoyable place to work.

Tech Lead

Don Francis

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Santos Aceves Casas

Foreman Electrician

I have 29 years of experience as an industrial electrician. I appreciate the company's culture and how they took care of me and my wife during the Christmas party, even though I had only been with the company a month. I feel grateful for the support provided by everyone involved in the Phoenix project and enjoy working here.

Product Manager

Alexa Young

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Khoa Nguyen

Apprentice

I've been working at Criterion for 5 years now. I like working for this company because it gives you growth opportunities in the form of education, experience and interesting assignments. I have appreciated being able to learn a lot here.

President

Nelson Luhrsen

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Jacob Dobrinski

Apprentice

I am going on my third year of experience as an electrician. Criterion has been a great place to learn about the field and has given me opportunities to grow. I love the family environment because it makes me feel like this company will always have my back. The owners are very hands on in making sure we are all taken care of.

Tech Lead

Don Francis

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Leo Santos

Apprentice

I have 3 years of experience as an electrician, I like working with Criterion because they are really family oriented and you're able to grow within the company.

Product Manager

Alexa Young

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Jacen Rivas

Apprentice

Criterion is a close family like environment. Everyone's looking out for each other which equates to a productive, and safe work environment. I appreciate that they offer the tools and support you need to be successful.

President

Nelson Luhrsen

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Piers Hewitt

Apprentice

I have 3 years of experience as an electrician. Criterion is an awesome place to work because of the family type atmosphere, and the connections and friendships I have made here. I have worked with everyone for a little over two years now and have made a lot of new lifelong friends here. Criterion has also provided me with the opportunity for consistent work close to the area I have chosen to make my home, which was not easy to find beforehand. I look forward to many years working here and thank everyone for the opportunity to work here.

Tech Lead

Don Francis

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Josh Jacobs

Apprentice

I have one year of experience as an electrician. I enjoy working for this company because of the family environment they have created.

Product Manager

Alexa Young

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Eric Zaldana

Apprentice

I have been with Criterion for about a month and I have learned so much in the short time I've been here. I feel confident that I will have a very bright future with this company.

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© 2025​ Criterion Critical Systems, Inc.

info@CriterionCriticalSystems.com

MAIN 1-888-905-0104

FAX 916-800-6505

Carmichael, CA 95608, USA​

California License #1016739

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