DHJJ was founded in 1974 in Naperville, Illinois. Since then DHJJ has grown to a multifaceted business advisory firm serving Chicagoland, with a second office in St. Charles. We presently have over 100 associates, including experienced CPA accountants, tax preparation experts and business consultants. In addition to comprehensive CPA, tax and assurance services, DHJJ offers a range of specialty services including: - Cloud-based accounting - Multi-state taxation - Business valuation - Forensic accounting - Strategic and growth planning for your business - Chief Financial Officer (CFO) services - Financial Advisory through DHJJ Financial Advisors As a full service CPA and business advisory firm we are committed to enhancing our clients’ financial success and assisting them achieve their goals. Since our establishment, DHJJ has been privileged to create many successful outcomes for our clients. Let us achieve extraordinary outcomes for you.

Huck Bouma, PC has the resources of a downtown Chicago law firm, with the ability to provide personalized, individualized services to you, its clients. We represent individuals, companies, trusts, estates, trust companies and banks in various legal disciplines. Our fees and rates are clear, reasonable and competitive. We take great pride in knowing that most of our clients are referrals because of the Legacy of Trust we have developed in our community. We have served our clients in suburban Chicago for over 30 years. Our firm practices in the areas of Banking & Finance, Business Services, Employment Law, Litigation, Mergers and Acquisitions, Real Estate, Trusts & Estates, Elder Law and Special Needs Planning & Guardianship. Please call on us if you are in need of legal help in any of those areas of law. Our goal is to build a lifelong relationship with you, your family, your business and beyond. Each of us strives to be your trusted advisor, the person you turn to for advice and counsel, no matter the issue. Through the integration of various disciplines, the many areas of law in which the firm practices, and the relationships we have developed over many years of practice, and trust in our community, we are able to help you with any issue that may arise in your personal life or in your business.

A law firm offering services in the areas of medical malpractice and professional malpractice defense including the representation of all types of professional license holders in matters pending before the Illiniois Department of Financial and Professional Regulation. Our firm also specializes in other areas of insurance defense including automobile accidents, premises liability and business owner claims.

Prairie State Legal Services is a not-for-profit law firm that provides free civil legal services to senior citizens and low-income persons in northern and central Illinois. Our mission is "to provide or coordinate the delivery of high quality legal services to low-income individuals, families and groups."​

Engineering Enterprises, Inc. (EEI), founded in 1974, is an award-winning consulting engineering firm providing services to public agencies and private entities throughout northern Illinois. Over 65 experienced firm members including licensed professional civil engineers, land surveyors, and support team members provide a full range of services for planning, design, and construction of infrastructure projects, funding assistance and municipal consulting. Our core values guide our staff on every project from initiation through completion keeping us committed to quality, service, and value for our clients. By offering outstanding service to every client every day we are able to assist with bettering the communities in which we serve. EEI is led by a team of talented individuals: • Bradley P. Sanderson, P.E., Chief Operating Officer / President • Jeffrey W. Freeman, P.E., CFM, LEED AP, Chief Executive Officer • Denise M. Migliorini, Chief Financial Officer / Vice President • Julie A. Morrison, P.E., Vice President • Michele L. Piotrowski, P.E., LEED AP, Vice President • Stephen T. Dennison, P.E., Vice President

CHAMLIN & ASSOCIATES, INC. is a civil engineering company based out of 4152 Progress Blvd. Peru, Illinois, United States.

Multi-disciplined consulting firm specializing in a wide range of professional services such as Transportation Engineering and Surveying, Storm Water Management, terrestrial LiDAR mapping, Hydrography, Subsurface Utility Engineering (SUE), geodetic surveys, right of way acquisition services.

Phigenics is a leading provider of safe, smart, and superior water management programs aligned with ANSI/ASHRAE Standard 188 and Centers for Medicare & Medicaid Services (CMS) S&C 17-30. Our mission is to empower our clients to prevent disease and injury by improving the safety, defensibility, and value of Water Management Programs. Our culture is built upon the core values of: • Earned TRUST through credibility and empathy • Cross-functional TEAMWORK • PROBLEM-SOLVING attitudes • DATA-DRIVEN DECISION making • CONTINUOUS LEARNING and improvement • WILLINGNESS to be held ACCOUNTABLE

AccuLynx is the roofing industry’s first cloud-based software application designed to help contractors manage and grow their business. It’s packed with powerful features and easy-to-use tools that help streamline a roofing company’s processes, grow their profits and provide superior customer service. With AccuLynx, roofing contractors can manage every aspect of their business from a single application. For more information, please visit www.accuLynx.com.

Dugan + Lopatka is a full-service Public Accounting Firm in Chicagoland, specializing in middle-market, private companies and nonprofit organizations. For nearly 50 years, our team of financial experts has brought together a wide range of skills and technologies to provide comprehensive service for our clients. While our work is tailored to the individual needs of clients, our core services include accounting, auditing, tax compliance & planning, and mergers & acquisitions. At D+L, we believe that the success of a business and its finances are inseparable. That’s why we take a comprehensive approach to each client’s business—going beyond the traditional role of an accounting firm to deliver personal service, reliable outcomes and genuine peace of mind. That’s Accounting for What Matters.

LionHeart specializes in the maintenance and repair of critical power systems including: Emergency Generators | Transfer Switches | Switchgear | Fire Pump Engines It has become increasingly important to maintain systems for operation at peak performance, and in accordance with all applicable codes. We have defined the future role of critical power specialists and act as a stakeholder in our customers'​ operations. Servicing: Illinois, Indiana, Michigan and Wisconsin (available for other areas upon request)

Headquartered in Roscoe, IL., and providing local representation throughout North America, RWS Design & Control is a full service partner for the food, dairy, personal care, pet food, brewery and beverage processing industries. RWS’ overall process expertise is supplemented by a specialty in ESL & aseptic processing that many in this industry rely upon with utmost confidence. We work very close with our client base to develop long lasting partnerships that enhance the value we offer our customers. It is our goal to be your choice when considering a full service processing partner with products and services that include: EQUIPMENT • Full Line Process Equipment and System Solution Supply from Industry Leading OEM’s • Direct & Indirect UHT Specialists • Equipment Selection Management SERVICES • Project Scope Definition • Process Engineering, Design, Project Management • Process Automation and Control Expertise, Software Development, On Site Troubleshooting & Service • ASME Certified Custom Skid Fabrication in our 48,000 ft/sq assembly shop • UL Approved Electrical and Control Panel Fabrication • Full Service Equipment Installation and Integration • Complete Turnkey Project Management from Receiving Bay to Fillers • OEM Parts Supply Programs • Operator Training and Coaching • On Site Service & Repair