Team JMA

Team
The team at JMA is committed to our work, passionate about detail, and collaborative by choice and by nature. Inspired by our decades-long history of constructing top-quality commercial and residential projects, and rooted in our founder’s belief in stewardship, our values include total honesty, unceasing attention to budgets and timeframes and an unerring drive to please our clients, as together we see their dream projects unfold. Meet our team members and learn their stories.

Thomas Anderson, Project Manager
Thomas Anderson
Project Manager
Thomas believes that taking one step at a time will get you where you need to go. Having the opportunity to experience the building environment as a laborer, a concrete finisher and an architect, he has the knowledge to facilitate challenging new projects. Thomas has been happily married for over 30 years, is the father of two children and has an incredible grandson. He always looks forward to backpacking through the High Sierras and, from time to time, still enjoys mixing it up with the young guys on the basketball court.
Credentials
- B.A. of Architecture, Minor in Art History, University of Oregon
- Licensed Architect
- LEED Green Associate
- Certified Green Building Professional


Bill Burnett, Assistant Project Manager
Bill Burnett
Assistant Project Manager
Bill believes there is always something to be learned from every person and every situation. Bill was with JMA as a journeyman carpenter from 2001- 2005, since then he has gained additional experience from other local construction companies. Bill loves being outdoors, enjoys hiking and connecting with nature. He has hiked Mount St. Helena over 280 times and has completed the John Muir Trail.
Credentials
- Certificate in Construction Management, Sonoma State University
- Certificate in Project Management, Sonoma State University


Mike Butala, Superintendent
Mike Butala
Superintendent
Mike has more than 30 years of experience in the construction industry. Mike is a US Army Veteran and has been a superintendent in California, Montana and Northern Idaho. In Montana, he was a little league baseball coach and a board member of the Northwest Little League Association. Mike is also an avid fly fisherman and a pretty good golfer.


Noah Costa, Superintendent
Noah Costa
Superintendent
Noah enjoys creating personal interactions with all team members on his jobs. Many years ago, Noah started with JMA as a laborer and worked his way up to superintendent. With his many years of experience, he has learned to enjoy both the residential and commercials sides of construction. Noah’s favorite pastime is spending time with his wife and twin daughters.


Joanne Denner, Accounting Manager
Joanne Denner
Accounting Manager
Joanne believes in trusting your instincts, taking time to smell the roses and has learned not to sweat the small stuff. Joanne started her career at the age of 16 helping her father, a general contractor, with payroll. She takes great pride in watching JMA projects come together over her 20 plus years with the team. Joanne loves spending time with her husband, son and grandchildren.


Tom Fruiht, Senior Project Manager
Tom Fruiht
Senior Project Manager
Tom began his career working as a laborer for his father, a general contractor, and has many years of industry experience between working on custom homes and commercial projects. Tom grew up in Sonoma County and is now raising his own family here. He enjoys riding mountain bikes, playing music and spending quality time with his wife and kids.
Credentials
- BS in Construction Management, CSU Chico
- LEED AP


Austin Hardy, Superintendent
Austin Hardy
Superintendent
Austin’s been hard at work in the building trades for the past 20 years, specializing in carpentry. During this time, his creative and industrious nature has led to an array of skills and experience valuable to the success of each project. At home, Austin is a dad who likes swimming, bike riding, days on the coast and dinners at wine country eateries.


Hemza Hussein, Superintendent
Hemza Hussein
Superintendent
Hemza believes you should never stop learning because it gives you courage. Hemza began his construction career as a laborer building custom homes. He finds the best part about working in construction is the teamwork required to be successful. Outside of work, Hemza enjoys the outdoors and exploring what nature has to offer. He also enjoys traveling and is grateful to have been able to live in several countries.
Credentials
- BS in Construction Management, Wentworth Institute of Technology


Aaron Jacobs, Project Manager
Aaron Jacobs
Project Manager
Aaron began his construction career in 2000, working in Denver for a large commercial contractor before returning to California. Outside of work, Aaron enjoys outdoor adventures with his wife and three children. Aaron also enjoys traveling and has visited many great places including India and Peru.
Aaron recently received his Certified Passive House Builder credential through Passive House U.S. https://www.phius.org/home-page
Credentials
- BS in Construction Management, Cal Poly San Luis Obispo
- Certified Passive House Builder (CPHB)


Jesse Malone, VP of Operations
Jesse Malone
VP of Operations
Jesse loves solving problems. With a background in engineering and design, he began his professional career designing and building robotics and special effects for movies. This industry helped him develop a unique skill set, particularly effective in construction management and the challenges that it presents. Jesse started his construction career in downtown San Francisco managing commercial projects. He came to JMA in 2005 as a senior superintendent, oversaw some of JMA’s most prestigious projects and solidified his reputation as a reliable leader, talented builder and true steward. He became a principal in 2016 and formally took over for Jim Murphy in June of 2021. Outside of work, Jesse can be found outdoors enjoying mountain biking, running and spending time with his family.
Credentials
- LEED BD+C


Mike Marvin, Operations Manager/Superintendent
Mike Marvin
Operations Manager/Superintendent
Mike enjoys the variety that working in construction brings with it’s new and interesting challenges each day. Mike started his working career as an early childhood educator for 10 years. Mike believes his greatest accomplishment is helping raise two confident, outgoing and happy children. Outside of work Mike enjoys golf, hockey, traveling and spending time with his family.
Credentials
- Certified Green Building Professional


Jill O’Connor, Assistant Project Manager
Jill O’Connor
Assistant Project Manager
Jill enjoys the constantly changing world of construction. She got her start working for a plumbing wholesaler, then went to work for a plumbing subcontractor before becoming an assistant project manager. When Jill is not working you can find her teaching group fitness classes or spending time with her husband and daughter.
Credentials
- BS in Business Administration, CSU Chico


Steve Ronchelli, President
Steve Ronchelli
President
Steve began his career in the construction industry in 1983, and has worked as a laborer, estimator, and project manager. Prior to joining JMA, Steve spent many years working for one of Northern California’s largest concrete contractors, giving him in-depth knowledge of architectural and structural concrete, including tilt-up construction. He was promoted to vice-president of operations at JMA and became a minority shareholder in 2012, and now holds the position of company president. In addition to his role as President, Steve is responsible for pre-construction services, estimating and project management of various projects. His ability to see and implement value engineering, from both a cost and a scheduling standpoint, makes him a very valuable team member. Outside of work, his life revolves around family, faith and sports. Riding bikes, working in the yard, time at Tahoe and a good glass of wine round out a good life.
Credentials
- BS in Construction Management, Cal Poly San Luis Obispo


Alice Rowan, Office Manager
Alice Rowan
Office Manager
Alice understands the importance of providing the best service to every client. She is our main go-to person for just about anything that needs attention, she also owns the important task of payroll ensuring all employees get paid. When Alice is not busy being “Girl Friday”, she enjoys spending time with her husband and three kids. She also loves reading, working in her yard and traveling.
Credentials
- BA in International Relations, Sacramento State University


Sophie Rowan, Accounts Payable/Bookkeeping
Sophie Rowan
Accounts Payable/Bookkeeping
Sophie enjoys watching the construction workload develop day to day and keeping things clean and organized. She originally joined team JMA as our office assistant and worked her way up to accounts payable. In her spare time, Sophie enjoys riding her Harleys, cooking a good meal and folding laundry while listening to bluegrass or outlaw country. In addition, she played softball for almost 15 years, co-captained the SRJC women’s softball team, was voted MVP and crowned an All-Conference player.
Credentials
- BS in Business Finance, Sonoma State University


Andrew Supinger, Project Manager
Andrew Supinger
Project Manager
Andrew believes managing expectations of each client and design team is essential to a successful project. Originally from Washington, Andrew started at JMA as an assistant project manager and quickly became a project manager. When he is not hard at work, he is spending time with his wife and two children. Andrew is also an avid sports fan, you will see him rooting for the WSU Cougars, San Francisco Giants, Seattle Seahawks and Golden State Warriors.
Credentials
- Certified Green Building Professional


Juan Vera, Superintendent
Juan Vera
Superintendent
Juan takes great pride in his work and enjoys looking back at the end of a successful project and seeing the final result. Juan started with JMA as a carpenter before becoming a superintendent. He coached fast-pitch girls’ traveling softball for eight years, enjoys trap shooting and working with his horse.

“We are very thankful we chose JMA to build our house. Jim Murphy has built an amazing firm with a truly incredible team.”Melanie & Perry Karsen