UChicago Argonne, LLC is a company based out of 5801 S ELLIS AVE, Chicago, Illinois, United States.

Sikich is a global company specializing in technology-enabled professional services. With more than 1,900 employees, Sikich draws on a diverse portfolio of technology solutions to deliver transformative digital strategies and ranks as one of the largest CPA firms in the United States. From corporations and not-for-profits to state and local governments and federal agencies, Sikich clients utilize a broad spectrum of services and products to help them improve performance and achieve long-term, strategic goals. Sikich practices in an alternative practice structure in accordance with the AICPA Professional Code of Conduct and applicable law, regulations, and professional standards. Sikich CPA LLC is a licensed CPA firm that provides audit and attest services to its clients, and Sikich LLC and its subsidiaries provide tax and business advisory services to its clients. Sikich CPA LLC has a contractual arrangement with Sikich LLC under which Sikich LLC supports Sikich CPA LLC’s performance of its professional services. Sikich LLC and its subsidiaries are not licensed CPA firms. “Sikich” is the brand name under which Sikich CPA LLC and Sikich LLC provide professional services. The entities under the Sikich brand are independently owned and are not liable for the services provided by any other entity providing services under the Sikich brand. The use of the terms “our company”, “we” and “us” and other similar terms denote the alternative practice structure of Sikich CPA LLC and Sikich LLC. Securities offered through Sikich Corporate Finance LLC, member FINRA/SIPC. Investment advisory services offered through Sikich Financial, an SEC Registered Investment Advisor. Copyright © 2025 Sikich LLC. All rights reserved.

For more than 35 years, Applied Systems has created innovative technology for the global insurance industry. Today, we are a rapidly growing cloud software leader that is revolutionizing the way insurance agencies and brokers succeed. We are smart and curious people in a tech-first environment that champions bold and powerful thinking. We are transforming a complex industry through digitization, automation, and innovative new partnerships. Together, we are driving the industry fearlessly forward.

When it comes to achieving a tangible ROI and sustainable performance from your IT environment, Sentinel takes the lead. Even as our services have spanned generations of technology, Sentinel has stayed at the forefront of IT developments and maintained a singular focus on providing practical and innovative solutions. With single-source accountability, Sentinel processes and teams can efficiently address a range of IT needs – from communications, to data center, to cloud and managed services. Our proven success has allowed us to expand from our original charter of providing technology maintenance services to our current standing as one of the leading IT services and solutions provider in the U.S. By aligning with many of today’s global technology leaders including Cisco, Microsoft, Dell EMC, NetApp and VMware, Sentinel solutions achieve tangible results. Sentinel services customers both nationally and internationally with operating centers in Downers Grove, IL; Chicago, IL; Springfield, IL; Detroit, MI; Grand Rapids, MI; Lansing, MI; Milwaukee, WI; Phoenix, AZ; and Denver, CO. Since 1982, opportunities at Sentinel have been created by achieving consistent growth in our core business coupled with expanded geographic reach and the rapid adoption of cutting edge technology. Our commitment to our employees has remained consistent through the years-to create a work environment that encourages creativity, an entrepreneurial spirit, fosters growth through certification and hands-on training, and rewards success! Ranked #7 in the Chicago Tribune Top 100 workplaces, midsize business category.

WittKieffer is the premier executive search and leadership advisory firm developing impactful leadership teams for organizations that improve quality of life. We work exclusively with organizations in not-for-profit and for-profit, investor-backed healthcare, science, and education – the "Quality of Life Ecosystem." Leveraging our unwavering focus on this complex ecosystem, we help clients solve leadership challenges through a deep understanding of the factors that influence leadership needs, behaviors and culture. Through our executive search, interim leadership, and leadership advisory services, we strengthen organizations that make the world better.

Engineering Systems Inc. (ESi) is an engineering and scientific investigation and analysis firm committed to providing clear answers to the most challenging technical problems. Our technical expertise, practical experience, technological resources, and extensive diagnostic, analytical, and physical testing capabilities empower us to provide our clients with the most comprehensive and efficient solutions across dozens of industries. Our team handles large and small-scale projects with diligence, accuracy, and discretion, and our experts are well-known for their professionalism, precision, response time, and scientific and academic contributions to the industries they serve. Over the last 30 years, ESi has grown to include 16 offices in 14 states, and our consultants serve clients across a global footprint. Our coast-to-coast office locations house more than 160 in-house technical personnel, including licensed professional engineers with advanced degrees, litigation experience, and industry expertise. This uniquely positions ESi, both professionally and physically, to provide our clients with superior results.

Make an impact. Build your skills. Create your path. Our employee-first philosophy empowers our team, making us a 2023 Best Firm to Work For. We actively invest in providing a flexible, equitable workplace where people can grow and pursue their passions while being celebrated for who they are. Whether you’re graduating college or are a seasoned professional, we have opportunities for you! We prioritize career development at every stage so you can apply your technical skills, move among teams, and grow into leadership opportunities. Our core values have helped us build careers and communities since 1983: • Unwavering Integrity • Commitment to Excellence • Focus on Clients • Dedication to Employees • Service to Community Our commitment to our work, our communities, and each other goes beyond any established requirements or expectations, creating a powerful source of inspiration. Join V3 and dive into meaningful, rewarding work that is challenging, purposeful, and fun.

Czarnowski Collective unites four specialized studios to deliver brand-defining experiences, built with wonder. From immersive events to digital engagements, we draw on our diverse expertise and culture of curiosity to help brands reimagine what’s possible and create more meaningful connections with audiences everywhere.

Impact Advisors is a leading healthcare management consulting firm committed to solving the industry’s emerging and evolving challenges. Our high-performing team of clinical, financial, operations and technology experts collaborate to architect quality solutions and deliver measurable value for our clients. We are the most awarded consulting firm in healthcare, with services recognized among Best in KLAS® for 16 consecutive years and a culture designated “Best Place to Work” by Modern Healthcare for 13 years. To learn more about our service quality and innovative culture, visit www.impact-advisors.com.

Integrated Project Management Company, Inc. (IPM) is a business consulting firm focused on planning and implementing strategically critical initiatives across multiple industries, including life sciences, healthcare, consumer products, and industrial products. Since its inception in 1988, IPM has served more than 500 clients and completed more than 5,000 projects. Headquartered in Chicago, IPM has regional offices in Boston, St. Louis, Los Angeles, San Francisco, Minneapolis, and Parsippany. IPM was a recipient of the 2018 Malcolm Baldrige National Quality Award. To learn more about IPM and its services, visit www.ipmcinc.com or call 630-789-8600.

Friedman & Huey Associates LLP is full-service CPA Accounting Firm founded in 1985. With clients located throughout the United States, Friedman & Huey offers “large firm” Accountant expertise coupled with small CPA Firm responsiveness and fee structure. Featuring a staff of experienced Accountants and Tax Experts, the firm augments the financial knowledge and talents of their clients to help them achieve their financial goals. Friedman & Huey’s outstanding reputation as a CPA Firm is due in large part to the excellent service and attention to detail that is provided to clients.

Legacy Professionals LLP is a regional CPA firm headquartered in Westchester, IL with offices in Schererville, IN and Edina, MN. Our professionals serve clients around the country from our three offices and remotely. The Firm's 31 partners and principals and over 180 professionals provide audit and tax services to employee benefit plans, labor organizations, nonprofit entities, and others. The firm also provides payroll compliance audit services to benefit plans and client service accounting to nonprofits and other entities. Contact Julie Tucek for more information about Legacy. Julie can be reached at [email protected] or at 312-384-4292.