MB Exclusives are Here!

Shop our latest collection only at Mainstream.

Arriving Daily

Step into Spring – Bright New Hues Are Here!

Best-Selling

Spring Mac & Me is Here.

Restocks coming soon!

Love. Strengthen. Celebrate.

THANK YOU

For choosing to shop small and support local.

Celebrate Life in Style

Chic, Timeless Fashion for Every Moment Worth Remembering

2025 Trends

Embracing This Season’s Must-Have Trends and Timeless Statements

Meet the Team!

We are Mainstream Boutique of Janesville Wisconsin! Started by a mother daughter team, Mainstream opened its doors in 2020 with the goal to empower and encourage women of all ages through fashion. We can't wait to meet you!

YOU ARE SO LOVED

Mac and Me

Our exclusive brand, Mac and Me, was created by Mainstream Boutique founder, Marie DeNicola, and inspired by her only daughter, Mac. Designed with love, Mac and Marie create every piece of denim, jewelry, tops, jackets and beyond for women of all generations.