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About S.J. Janis Company:
Generational Excellence in Every Design

Discover Our History

Back in 1951, S.J. Janis Company began with the goal of helping Wisconsin homeowners. From heating to carpentry and eventually siding and roofing, the legacy of providing the highest quality service with expert craftsmanship has remained true to this day.

Now a fully certified design-build firm, our award-winning team has been the most trusted name in home renovation throughout Southeast Wisconsin. We’ve collaborated with more than 1,400 homeowners (and counting!) to transform their existing homes into the meaningful living spaces they’ve always wanted.

Why S.J. Janis?

Our Mission is Simple

Make your dream home a reality.

Design, Build, and Remodel

When you partner with us, you get a team of experts for every step of the process, from consultation to design to build and beyond.

Unmatched Services

We strive to deliver exceptional craftsmanship and construction quality, plus outstanding customer service via constant communication while remaining on schedule and budget.

70+ Years in Business

Since opening our doors in 1951, we’ve transformed more than 1,400 homes.

Award-Winning Team

With over 115 awards under our belt, you can be confident that when you choose us, you’ll enjoy awe-inspiring results.

Complimentary Consultations

Embark on the journey to transform your space by scheduling a complimentary consultation with our team of experts.

Learn more about the S.J. Janis Way

When you work with S.J. Janis, you get a team of experts for every step of the process, from consult to design to build and beyond. Having in-house experts for every step of the process allows for constant collaboration, clear understanding, and seamless transitions.

We realized early on that we weren’t just renovating living spaces. We were transforming the quality of life for every family that hires us. And we dedicated ourselves to making sure every family got our absolute best every time. That means exceptional craftsmanship and construction quality, plus outstanding customer service via constant communication and remaining on schedule and budget.

If you’re reading this, there’s a good chance someone you know referred us. In fact, more than half of our business comes from referrals. Our reputation for quality work and excellent customer service has led to us earning Guild Quality rankings of 98% in the value of “trust,” 99% in “expertise,” and 96% in “would work with S.J. Janis again or recommend them to a friend.”

Meet Our Team

Award-winning services begin with an exceptional team. The design-build team at S.J. Janis consists of knowledgeable, professional, experienced designers and craftspeople who strive to deliver superior results.

Our team members bring years of experience to each project, ensuring that your renovation will yield unparalleled results, whether you’re remodeling a single room or reimagining your entire home.

You can rely on the experts at S.J. Janis for your complete design-build services, from the initial design to the final walkthrough.

NICK

PRESIDENT AND CO-OWNER

GARY CR, CGR

VICE PRESIDENT AND CO-OWNER

KELLY

General Manager

JOE, CKBR, UDCP

DIRECTOR OF DESIGN

Kathryn

Administrative Asst.

SARAH

DESIGNER

BETH

DESIGNER

AMY

DESIGN CONSULTANT

CASEY

DESIGN CONSULTANT

Hayley

DESIGN CONSULTANT

VINCENT

PROJECT COORDINATOR

CHRIS

PRODUCTION MANAGER

ANDREW

CARPENTER

NOAH

CARPENTER

NIK

Lead Carpenter

JIM

Finish Carpenter

DAN

Carpenter

The History of S.J. Janis

1951
Original owner Samuel Joseph Janis opens S.J. Janis as an offshoot of the Standard Heating Company.

Janis expands his company’s services in the summertime, providing carpentry as well as siding and roofing projects for his heating clients.
1951
1968
S.J. Janis relocates office to 3127 W. Greenfield Ave.
1968
1977
Gary Sannes joins S.J. Janis as a sales representative.
1977
1979
S.J. Janis sells the Standard Heating Company and relocates S.J. Janis to 3228 W. National Ave.
1979
1984
Gary Sannes becomes the owner of S.J. Janis and incorporates the company with the goal of expanding business from home improvements to remodeling.
1984
1985
Sannes hires the company’s first full-time Salesperson.
1985
1987
Sannes was elected President of the Milwaukee NARI Home Improvement Council.
1987
1988
S.J. Janis is inducted into the “Big 50” remodeling industry hall of fame.

Sannes was elected President of the Milwaukee NARI Foundation.
1988
1989
S.J. Janis won its first Wisconsin Remodelers Award from NARI and has won an award every year since 1989.
1989
1990
Sannes hires the company’s first full-time In-House Director of Design.
1990
1993
Sannes hires the company’s first full-time Production Manager.
1993
1996
We relocated our office to 11501 W. North Avenue in Wauwatosa, doubling our office space.
1996
1997
S.J. Janis has (5) Certified Remodelers on staff.
1997
1998
Sannes was awarded the NARI National Professionalism Award.
1998
2005
The S.J. Janis Company won the Standards of Excellence Award form the Metropolitan Builders Association.
2005
2007
Guildquality “Guildmaster Award” winner every year since 2007
2007
2014
Nick Sannes Joins S.J. Janis fulltime as Director of Marketing.
2014
2020
Nick Sannes becomes President.
2020
2022
We relocated to Elm Grove to triple our office space and to maintain a central location to serve our clientele.
2022

Awards

Best of Houzz Awards

  • 2024: Design
  • 2023: Design, Service
  • 2022: Design
  • 2021: Design, Service

Guild Quality Awards

  • 2024-2022, 2021-2019, 2018-2013, 2012, 2011, 2010, 2009, 2008: Guildmaster with Highest Distinction
  • 2015, 2011, 2010: Guildmaster with Distinction

Metropolitan Builders Association Awards

  • 2016: Best Remodeling Project ($50,001 – $150,000, $150,001 – $250,000)
  • 2015: Best Builder Salesperson of the Year
  • 2006: Remodeler Salesperson of the Year
  • 2005: Residential Remodeling Project ($50,001 – $125,000, $225,001 – $400,000)

Milwaukee Home Magazine Design Awards

  • 2024: Kitchen Remodel – Bronze
  • 2023: Bath Remodel – Gold, Whole House Remodel – Historic – Bronze, Half Bath – Bronze, Small Kitchen – Traditional – Silver
  • 2009: Best Bath Design Over $75,000 (Bronze)
  • 2008: Best Kitchen Over $100,000 (Silver), Best Remodel/Addition Under $100,000 (Bronze)
  • 2007: Best Remodel/Addition Over $100,000 (Gold), Best Bath Design Under $75,000 (Silver)
  • 2005: Best Bath Design over $75,000 (Gold), Best Kitchen Design Under $100,000 (Silver), Best Remodel (Bronze)

NARI Milwaukee Service Excellence Awards

2023

  • Residential Bathroom $70,000-$100,000: Silver Award
  • Residential Interior $100,000-$250,000: Silver Award
  • Residential Historical Renovation & Restoration over $250,000: Gold Award
  • Residential Interior over $500,000: Gold Award

Dream Big. We’ll Handle the Rest.