Atema consults in the quality field. We enhance business processes through quality management system improvement and help organizations of all sizes achieve and maintain quality certification.
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Meet the members of Atema
Management Team
Anna Petroski
President
Anna is a co-Founder of Atema with nearly 30 years of experience in quality, fabrication, standards, writing, and executive association management...
Certifications
- Certified Welding Inspector (AWS) #84100033
Terry Logan
Vice President
Terry is a co-founder of Atema with over 35 years of experience in quality, manufacturing, training, auditing, program management, and technical services...
Certifications
- Certified Manufacturing Engineer (SME) #3025699
- Certified Quality Engineer (ASQ) #22827
Klaudia Sta.Ana
Chief Financial Officer
Klaudia has been with Atema since October 2013 and is responsible for monitoring and analyzing all financial aspects of the company...
Certifications
- ISO 17021-1:2015 Transition Training
- ISO 9001:2015 Transition Training
Alicia Sanchez
Chief Sales and Development Officer
Alicia has been with Atema since 2016 and is responsible for Atema's strategic growth and expansion into diverse industries and construction markets...
Certifications
- Certified Quality Auditor (CQA) #72330
Quality Specialists “Who Do The Work”
Jim Callahan, P.E.
Senior Quality Systems Specialist
Jim manages multiple large projects for Atema, both national and international, for large facility owners and contractors serving agencies in transportation and...
Certifications
- Certified Quality Auditor (ASQ) #45392
- Certified Welding Inspector (AWS) #05080031
Tom Anderson
Technical Director
Tom is responsible for ensuring Atema's technical personnel and current and knowledgeable in codes, standards, and specific industry requirements...
Certifications
- Certified Quality Auditor (ASQ) #66900
- Certified Welding Inspector (AWS) #19070891
Kent Nelson, P.E.
Senior Quality Systems Specialist
Kent came to Atema after 28 years with Missouri DOT and is responsible for ensuring client success through quality sciences and industry certification...
Certifications
- Certified Quality Auditor (ASQ) #71463
- Certified Welding Inspector (AWS) #20013491
Maggie Zhou
Vice Project Manager, Overseas Operations
Maggie has been with Atema since 2015 and is responsible for technical project management for international bridge fabrication in China and Italy...
Certifications
- Certified Welding Inspector (ASQ) #25082701
Adam Knoblauch
Quality Systems Specialist
Adam came to Atema with 20 years of experience in the welding industry and is responsible for ensuring client success in quality sciences and industry certification...
Certifications
- Certified Quality Auditor (ASQ) #75743
- Certified Welding Inspector (AWS) #15051811
Thomas Lower
Quality Systems Specialist
Thomas joined Atema in 2025 and is responsible for ensuring client success through quality sciences and industry certification...
Certifications
- Certified Quality Auditor (ASQ) #76679
- Certified Welding Inspector (AWS) #07041371
Jon Edwards, P.E.
Technical Advisor
Jon joined Atema with over 40 years of Illinois DOT experience and is responsible for the technical review of reports, weld procedures, and shop drawings...
Certifications
- Registered Professional Engineer (IL) #062.033396
- Registered Professional Engineer (MI) #62101070379
Mike Mauris
Technical Advisor
Mike joined Atema as a Professional Quality Auditor with over 35 years of experience and is responsible for ensuring client success in quality sciences...
Certifications
- Certified Quality Auditor (ASQ) #37907
- Certified Welding Inspector (AWS) #95070571
Jeffrey Stankiewicz
Quality Systems Specialist
Jeffrey joined Atema in 2025 and is responsible for ensuring client success through quality sciences and industry certification...
Certifications
- Certified Quality Engineer (ASQ) #110535
- Certified Quality Auditor (ASQ) #76288
Administrative Support Staff
Alex Lussier
Project Coordinator
Alex joined Atema in 2023 and is responsible for supporting clients throughout their certification application process and beyond...
Marla Oliva
Sales and Marketing Assistant/Gage Store Specialist
Marla joined Atema in 2024 and is responsible for coordinating client sales, executing marketing campaigns, and the day-to-day operations of the Atema Gage Store...
Josephine Leversee
Corporate Facilities Manager
Josephine joined Atema in 2013 and is responsible for facility operations, driving efficiency, and supporting Atema's commitment to quality, safety, and innovation...
Brian Georger
Executive Assistant
Brian joined Atema in 2023 after 23 years serving in the US Navy and is responsible for enhancing the president's administrative and operational effectiveness...
Quality the Atema way. Regardless of the Industry.
Atema’s staff utilizes their industry sector experiences to provide solutions with minimal impact to your business.
Steel Construction
Atema delivers practical concepts to help with your quality system, training, and certification of fabricators, erectors and general contractors in the steel bridge and structural steel sectors.
Pharmaceutical
Atema has assisted manufacturers in obtaining medical device certification and programs to assess their suppliers.
Non-Profit
Atema can assist non-profits develop certification programs for companies and for personnel in several industry sectors.
Welding
Atema’s qualified personnel can develop a full welding program, write a simple WPS, help you to run your own complex procedure qualifications, or interpret specific code requirements for your project. Expertise in AWS structural, bridge and boiler/piping.
Telecommunications
Atema has assisted manufacturers in obtaining industry sector certification and developed assessment programs and executed audits of their suppliers worldwide.
Precast and Prestressed Concrete
Atema can develop quality management system documentation to assist suppliers in improving processes and obtaining plant certification for prestressed and precast elements with a specialty in the transportation sector.
Atema can also help create supplier assessment programs for owners and agencies purchasing prestressed structural elements for transportation projects.
Who we are and what we do!
SIMPLE CHANGES MEAN BIG RESULTS.
Atema addresses quality concerns common in projects by assessing your organization or supplier’s capabilities.
Atema
Phone: 312-861-3000
Email: info@atema.com
Address:
728 W Jackson Blvd
Suite 1001
Chicago, IL 60661
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