Building Excellence


“The price of excellence is discipline. The cost of mediocrity is disappointment”

Committed to Excellence

Welcome to TANIS Group Construction LLC, your trusted partner in comprehensive interior and exterior rehabilitation services. Based in West Dundee, IL, we are a fully licensed, bonded, and insured construction company dedicated to transforming a wide range of property types. Whether you’re looking to renovate a single-family home, multifamily residence, or industrial property, our skilled team is committed to delivering exceptional results.


With a strong presence across the Chicagoland Metro area and Northwest Indiana, we take pride in enhancing homes and buildings throughout the region. Our expertise, attention to detail, and commitment to quality ensure that every project we undertake not only meets but exceeds our clients’ expectations.

Meet Our Partners

Managing Partner at TANIS Group Construction LLC

Joe Mueller, a seasoned professional in real estate and construction, co-founded TANIS Group LLC in 2003 at just 23. With a background in real estate investing and construction, Joe first made his mark by managing and renovating properties using innovative strategies like the BRRR method.

After the 2008 real estate crash, Joe led TANIS Group LLC in managing and rehabilitating over 3,000 distressed properties, building strong relationships with asset management firms and banks. Recognizing the need for reliable, affordable contractors, he founded TANIS Group Construction LLC in 2022. The company focuses on delivering high-quality, cost-effective rehab services for various property types.

Joe’s entrepreneurial drive and expertise continue to shape TANIS Group Construction, offering dependable solutions and making a significant impact in the industry.

Managing Partner at TANIS Group Construction LLC

Michael Salvaggio brings over two decades of experience in construction and real estate to TANIS Group Construction. His career began in real estate services, focusing on high-quality project renovations for clients, financial institutions, and his own investment company.

Michael’s strengths in communication and organization have been key to his success in various supervisory and management roles. As Managing Partner, he oversees diverse clients, including individual and corporate entities, banks, and HOAs.

With a Bachelor’s Degree in Management and multiple certifications, Michael’s expertise is complemented by his community involvement, including roles on the planning and zoning board and firefighter pension fund. Outside work, he enjoys family time, golf, and outdoor activities with his Labradors.

Michael’s dedication to excellence and community service continues to drive his impactful work in the construction and real estate sectors.

What We Do


Interior Renovations

Exterior Makeovers

Multifamily Upgrades

Industrial Revamps

Property Maintenance Services


Licensed & Insured: Your Peace of Mind.

Experienced Team: Skilled Professionals.

Quality Materials: Built to Last.

Personalized Solutions: Tailored Just for You.

Timely Completion: We Meet Your Deadlines.

Exceptional Customer Service: Always Here for You.

Get in Touch with Us!

Have questions or need a quote? Weʼre here to help! Reach out today, and let’s discuss how we can transform your space into something extraordinary!