The JMJ Family

Management Team

Jim Seebruck, President & Senior Project Manager

Jim has almost 45 years’ experience in construction.  Having started his career in the electric shop at a VA hospital, Jim has gone on to work in both residential and commercial construction.  He developed his skills and gained expertise in the industry working as laborer, carpenter, foreman, superintendent, project manager, and business owner.  Jim was inspired to start JMJ Construction Company in order to give his workforce a place to work that was dependable, trustworthy and long-lasting.   

He is a highly-skilled and respected tradesman and leader. However, what Jim is most proud of is his family.  Jim and his wife Marianne raised their four children in Necedah, Wisconsin and now take every opportunity to travel near and far to time with their kids and nine grandchildren.   

Bridgette Wiggins, Vice President

With nearly twenty years of experience in the construction industry, Bridgette’s previous roles have given her the knowledge needed to fulfill her current role as Vice President of JMJ.  She has worked in various positions from office management and administrative assistance to providing job-specific support to a team of project managers.  Bridgette also serves on JMJ’s board of directors and is part owner of the company.  She has a Bachelor’s Degree and has completed training in quality control, project management, OSHA, CPR and first aid.  

Bridgette is married to Charlie and together they have 3 young children.  She enjoys spending time at Charlie’s live music performances, camping, hiking, and going to family gatherings. 

Marianne Seebruck, Owner

Marianne developed her knowledge of the industry through her work in various construction offices over the years.  She has expertise in a multitude of categories from human resources and payroll to contracts and submittals.  For many years, Marianne worked alongside her husband, Jim, as an Assistant Project Manager.  Their symbiotic relationship makes the two of them a strong and mighty force.  Confidence in one another’s skills and knowledge made the decision to start JMJ an easy one.   

Currently, Marianne is an owner of JMJ and serves on the board of directors, providing guidance for the company’s operations.  She spends the rest of her days with her children and grandchildren and wondering how she ever had time to work in an office 

Lukas Manning, Estimator

Lukas’ 20 plus years in the construction industry have given him experience as a laborer, carpenter, foreman, and superintendent. Having joined JMJ at its start, Lukas is now serving as a project manager and the lead estimator. Thanks to his experience and continued work, his strengths are his in-depth knowledge of field work, construction processes, and cost management. Lukas is an incredibly dedicated and focused individual, who we are proud to have within the JMJ family. He is driven to see the company succeed and committed to leading the team by example.

Lukas is happily married to his high school sweetheart, Nichole. Together they have two sons, Trevor and Emmett. Whenever he can find the time, he enjoys fishing, golfing and spending time with his family.

Dan Berry, Project Manager

With more than 35 years in construction, Dan’s vast experiences contribute to his success as a Project Manager for JMJ. His goals related to work include making sure that jobs run smoothly and customers are satisfied. He is a dedicated member of the team and works hard to ensure success for all involved.

Dan has been married to Cathy Jo for 33 years. They have two grown children, two granddaughters and a grandson. He enjoys spending time with his family, hunting, fishing, gardening and helping others with their personal construction projects.

Office Team

Laura Fenn-White, Project Assistant


Laura is a Project Assistant at JMJ. Bringing with her several years of experience as an Assistant Project Manager, Laura joined JMJ in the early stages of company development because of the admiration and confidence she has in owners Jim and Bridgette. Their desire to put employees first and their confidence in their team is an exciting atmosphere to work within.

As a wife and mother of three, Laura enjoys spending her free time with her family, especially experiencing the outdoors with them. She also keeps herself busy scrapbooking when the opportunity arises. She has completed several additional courses including first aid and CPR training.

Cyndi Palmer, Bookkeeper


Cyndi Palmer has been with JMJ Construction Company since shortly after it formed.  In her decades at Price Erecting, Cyndi earned a level of wisdom that only time and experience can attain.  Although she works almost entirely behind-the-scenes at JMJ, her vast knowledge has brought as much value to the company as anyone else.  Cyndi is able to focus on the bookkeeping details while providing insight and wisdom to the leadership team.   

In addition to her skills at work, Cyndi is devoted wife and mother.  She and husband, Dan, have an adult son, Jonathan.  Cyndi spends her free time playing with her dogs, Kaci and Sammy, gardening and enjoying the great outdoors. 

Kate Smith, Executive Administrative Assistant

Kate Smith joined JMJ Construction Company as Executive Administrative Assistant in August 2020. As the role evolved, Kate has also taken on the responsibility of Bid Coordinator. With a degree from the University of Missouri in Animal Science, her background is in agriculture. Positions held within that sector provided the skills and traits required to succeed with JMJ. Her past positions have included customer service, office management and program coordination. She is greatly enjoying learning the world of construction and is excited to be part of the JMJ team.

Kate and husband Matt have three children and three Great Danes to keep everyone busy! They also have a small herd of dairy cattle and continue to enjoy working with them as a family.

Field and Warehouse

Joe Berry, Field Employee


As part of the JMJ Field Employee team, Joe adds nearly 20 years of construction experience. He enjoys the responsibility and accountability that comes with working in the construction industry. Joes previous experience includes serving as a forklift operator and he has completed Supervisory and Finish Carpentry degrees.  

Joe and his wife, Maggie, reside in New Lisbon, WI with their daughters Harper and Eva. When not on the construction site, he enjoys hunting, trapping, and hiking.  

John Buttner, Field Employee

One of our most experienced team members, John has been working in construction for more than 40 years.  For the last 20 years, John has been working as a carpenter.  His attention to detail, impressive skills and peaceful demeanor make John an incredible asset to the family. Even after all these years, John still enjoys carpentry work above other tasks. The great opportunity and the people he works with on a daily basis are some of the reasons he joined JMJ.  
John currently resides in Mauston with his wife Pamela. He enjoys spending his free time playing guitar, reading books and spending time with his grandchildren.  

Jonathan Christian, Field Employee

Though relatively new to commercial construction, Jonathan has proven to be a quick learner with natural construction skills.  Previously, he was involved with security system installations and uses his experience there to add depth to the JMJ team. Jonathan enjoys the opportunity each day at JMJ brings.  

Originally from California, life has led to a home in Wisconsin with his wife, Stephanie, sons, Ezra and Ellis, and daughter, Adeline. When not at work, Jonathan enjoys spending time with his family and computers and gaming.  

Tim Darnell, Field Employee

With 20 years’ experience in construction, Tim adds his strong background. Before joining JMJ, he was involved in custom house building. Roofing, concrete, and exterior improvements top Tim’s list of favorite tasks. While he is very talented in the trades, Tim brings with him the added benefit of constantly working hard to improve himself and the team around him.  Tim has completed OSHA 10, first aid and CPR training.  He is also a certified shingle installer and certified in the operation of multiple styles of lifting equipment.  

Tim joined JMJ with the desire to gain experience in the industrial and government construction market. He lives in Necedah and has a five-year-old daughter, a black lab, and a wonderful girlfriend he hopes to make part of his family! 

Abdon Diaz, Field Employee

Upon joining the JMJ family in 2019, Abdon brought with him many years of experience in the construction industry.  Abdon is a skilled specialty and finish carpenter.  While usually on the quiet side, his work speaks for itself and can be found in places of prominence throughout the state, including his local church in Fall River, WI.  In addition to Abdon’s trade skills, he is bilingual, offering communications in both English and Spanish.  He also has OSHA, first aid and CPR training.   

Abdon and his wife, Isabel, have four children.  As an added bonus, JMJ is proud to have Abdon’s son, Sito, often join our team during summer breaks from college.

Aaron Reichel, Field Employee

With twenty years of experience in construction, Aaron adds tremendous value to the JMJ Field Employee team. While he particularly enjoys carpentry work, he is skilled in many areas.  Aaron’s friendly disposition adds a spirit of joy to our team that makes working with him easy.  Aaron has his OSHA 30, first aid and CPR certificates.   

Based in New Lisbon, Aaron enjoys spending time with wife, Sheri, and two children, Tyler and Sheridan. Hunting and fishing round out his free time and keep him busy while not on the job.   

Dale Swinehart, Field Employee

While one of the newer recruits at JMJ, Dale has more than 35 years of construction experience.  In home building, he developed skills in roofing, siding, decks, trim work, and home additions. His past commercial experience includes work on clinics and motels. Dale has had a wide variety of additional education and training.  The desire to work with Jim once again was one reason Dale joined the JMJ team. He was also interested in the opportunity to experience different construction options and learn new things. 

Dale’s home is in Necedah. He enjoys hunting, fishing and riding ATVs. In his free time, Dale can also be found volunteering and completing charity work as he enjoys assisting others.  

Dave Swinehart, Field Employee

After a successful 40-year career at Freudenberg-NOK, Dave retired in 2019.  Finding he had plenty of time on his hands, Dave joined the JMJ family as a part time as a Material Coordinator. Dave works hard to ensure our field staff has what they need, while giving the management team the additional support and assistance required for things to run smoothly.  Dave’s friendly and positive attitude are two of his strongest assets and make him a natural fit for the JMJ family.   

In his semi-retirement, Dave enjoys spending extra time hunting, fishing and hunting.  He and his wife, Laurie, currently live in Necedah, WI.   

Jeremiah Teumer, Field Employee

One of the newest and youngest members of the JMJ family, Jeremiah spends his days helping our field team as a laborer.  He eagerly seeks to learn as much as he can from the knowledgeable and skilled team that surrounds him.  Having spent much of his life emersed in the industry through his father’s residential construction business, Jeremiah adds to his capabilities every day.  

Jeremiah lives with his new bride Megan in Necedah and spends his off time traveling, camping and spending time with the family. 

Richard Van Hoof, Field Employee

With twenty years of experience and having owned his own roofing company, Richard brings his strong background to JMJ. In addition to roofing, Richard enjoys the demolition portion of projects. He joined JMJ through contacts and previous co-workers who were already team members.  

While off the clock, Richard enjoys spending time with his wife, Nikki, and children, Cody, Rebecca, and Jacob. Being outside fishing, boating, and hunting are also favorite pastimes for Richard and keep him busy with friends and family.  

Mike Williams, Field Employee

Michael adds an impressive 25 years of experience to the JMJ team. Having owned his own construction company for ten years, Michael gained experience building zero lot line duplexes and pole sheds. He has built several houses including a luxury house and a couple log cabins.  He most enjoys rough and finish carpentry. Adding to Michael’s experience, he is OSHA 10 and OSHA 30 certified and has completed first aid and CPR training. To complement this safety training, he also has several certifications to operate various pieces of equipment.  

Michael was excited to join JMJ as a young company to help the company grow and be a part of a great future. He enjoys life with his wife, two children and three grandchildren. When they aren’t keeping him busy, he can be found fishing, playing sports, and enjoying video games.

Find us

W223N720 Saratoga Dr. Waukesha, WI 53186

302 Bickford Street
New Lisbon, WI 53950

Quick resources

JMJ is an equal-employment opportunity contractory.