Founded by two educators in 1926, Perfection Learning® provides high-quality, innovative curriculum solutions to K-12 schools across the country and internationally. For over 90 years, Perfection Learning® has been a leader in literature and language arts programs for grades 6-12. These programs cover the complete range of language arts skills and course areas with both textbooks and supplemental programs. Innovative, inquiry-based literature programs provide cost-effective solutions for teaching close reading and writing, developing critical thinking skills, and building literacy engagement—all while incorporating the demands of state standards. Grades K-8 reading/language arts solutions include hybrid print/digital handwriting and spelling programs, supplemental middle school literature programs, and intervention programs in reading and math. Perfection Learning® is also one of the leading providers of trade books to classrooms across the country and delivers an unsurpassed selection of novels, nonfiction books, classroom collections, and literature-based teaching support. In 2013, Perfection Learning® acquired AMSCO School Publications. For over 75 years, AMSCO has excelled in providing high-quality materials in social studies; AP®, ACT, and SAT preparation; world languages; science; language arts; and more. All of us at Perfection Learning are pleased to continue this tradition.

Empirical Technologies provides Mechanical Testing, Research and Development, Engineering Services, and Strategic Regulatory Consulting to a global market place. As a small, woman-owned business, we are dedicated to inclusion and diversity and providing our clients with highest quality services. We are your expert partner providing guidance for you and your project every step of the way for a faster to-market result. What sets Empirical Technologies Corp. apart? • Our People • Our Experience • Complex Problem Resolution and Problem Solving Capabilities • Strategic Mix of Technology and Business Core Capabilities. Our experts and professionals provide analysis, research, design and testing solutions in the following areas. • Mechanical Testing Laboratory • Global Regulatory Consulting (510(k) Submission, EU MDR support, Quality System development and management, etc. ) • Engineering Services • Research and Development • Additive Manufacturing Analysis • Scientific and Technical Consulting • Medical Device Design, Testing and Consulting Certifications and Business Information. • ISO/IEC 17025:2017 Accredited Medical Device Testing Laboratory • ISO-9001:2015 Certified Quality Management System Empirical Testing Corp was founded in December, 1998 and is the global leader in medical device testing and holds A2LA accreditations for the largest number of medical device testing methodologies in the U.S. Primary NAICS Codes. 541380-Testing Laboratories 541330-Engineering Services 541712 Research and Development in the Physical, Engineering and Life Sciences

Woods, Fuller, Shultz & Smith P.C. is a team of legal professionals committed to providing quality legal services since the firm’s inception in 1887. Our clients come from all over the world, but our roots are in South Dakota. All of our lawyers are licensed in South Dakota. We have lawyers that are also licensed in Iowa, Nebraska, North Dakota, and Minnesota, Over the years, the law has become more complicated. We have responded to continuing changes by broadening our services. Our lawyers have the talent to serve your short and long term needs and offer a variety of services with an unmatched commitment to quality. Our firm is large enough to serve all of our clients’ needs, but small enough to provide personal attention.

Innovative Systems is a mission-critical enterprise software solution that enables independent service providers to seamlessly manage their business, deliver modern network services, and reduce operating costs. Innovative Systems core products include eLation™, a market-leading Billing & Operations Support System (BSS/OSS), InnoStream™ Multi-Generation TV (MG-TV), a streaming video solution suite, and APMax™, a hardware and software Voice over IP (VoIP) platform. Based in Mitchell, South Dakota, Innovative Systems is proud to support connectivity across the country, including delivering outstanding service to its Telecom, Cable, Municipality, Power, and Utility customers and their constituents. For more information, please visit www.innovsys.com

In a world where one superhero can handle almost any problem, our entire team of award-winning technology experts is on a mission to make your business better. With extra vision to see solutions that others can’t and vast knowledge to bridge the gaps that others don’t, we’re transformers with the know-how to solve the world’s hardest problems. At RESPEC, we thrive on technology and making our clients successful. This is why we do what we do. From the depths of a cavern to the heights of a volcano, from an antiquated computer system to a business in dire need of re-engineering, our technical and business experts find solutions for extreme situations... like the time we cleansed and migrated 100 million rows of legacy data or the time we protected Mt. Rushmore. Know-How is Everything. We use our resourcefulness and vast experience to solve problems. It’s called know-how. And when you have it, problems aren’t problems at all. Know-how defines the core of who we are. It is how our clients see us. Know-how speaks to ingenuity, aptitude, and skill—it is not merely knowledge; it is knowledge on how to get things done. Imagine having access to a think tank with hundreds of diversely talented engineers, scientists, programmers, and developers under one roof—that’s RESPEC. Each team member is highly trained and skilled in understanding and applying the laws of a specific universe to solve any kind of problem. That’s why we have to talk about our team in terms of superheroes.

Ketel Thorstenson, LLP, is a full-service accounting firm rich in history, serving clients since 1936. Ketel Thorstenson has 19 partners and over 60 CPAs, with offices in Rapid City and Spearfish, SD, and Gillette, WY. The firm offers a variety of accounting services, specializing in the construction, hospitality, agricultural and non-profit industries.