Building and maintaining since 2007.

Thomas leads a diversified group of companies specializing in construction, electrical, plumbing, HVAC, and facility services, providing the strategic leadership that drives growth across every brand. Throughout his more than 25-year career, he has found the greatest reward in the relationships he has built with employees and customers alike.

Outside of work, he enjoys boating, golf, and spending time with his family and his three dogs: two Frenchies and a golden retriever.

John is a partner in the group alongside Thomas, overseeing finance and accounting across every company. He maintains financial transparency and stability across the companies, so each brand can invest in its people and grow with confidence.

Thano leads business development across the SSU family, aligning sales and operations to drive revenue growth across every brand. He thrives on closing deals and building new opportunities.

Outside of work, he prioritizes health and wellness and time with family and friends. His full name is Athanasios Theodoros Koulourianos.

Randy leads daily operations across TCL, Allied, and US Allied, guiding the team, resolving operational challenges, and making the decisions that keep the companies delivering for their customers. He excels at building relationships and fostering a culture where people feel valued and empowered.

Outside of work, he is grounded in faith, family, and time spent caring for the family property in Michigan's Upper Peninsula. In his younger years, he was an accomplished percussionist in a competitive drum corps, an experience that instilled the discipline and teamwork he carries with him today.

Thomas partners with property managers, facility directors, contractors, and business owners throughout Chicagoland to identify facility challenges and deliver electrical, lighting, plumbing, and HVAC solutions that enhance performance, efficiency, and reliability. He is committed to delivering solutions that create long-term value for commercial and industrial clients.

Outside of work, he enjoys running, basketball, and time with family, friends, and his dogs, and he is always seeking opportunities to learn something new.

Jenny serves as a trusted point of contact for clients across the SSU brands, making sure every customer's needs are met day in and day out. Throughout her 14 years of experience, she has found the greatest reward in helping her customers succeed.

Outside of work, she loves to travel and enjoy fine dining. A fun fact: she married her high school sweetheart.

Chris manages a portfolio of client accounts for Allied, serving as the primary point of contact for construction and property maintenance services while cultivating new business throughout the Chicagoland area. Over 17 years, he has established a reputation built on lasting, trusted relationships.

Outside the office, he enjoys boating and snowmobiling with his family and maintains a genuine interest in meteorology.

Jackson handles residential and commercial sales for Modern, Allied, and TCL, developing new business, meeting with customers and property managers, and preparing estimates and proposals. He studied marketing at Carthage College in Kenosha, Wisconsin, where he built the foundation in sales and customer relationships that he brings to the team today. He enjoys building relationships with new people and identifying solutions tailored to each customer's needs.

Outside of work, he enjoys golfing and fishing. Something many people may not know: he is originally from Mongolia.

Jack manages estimates and job status for Allied, coordinating trades and streamlining processes to bring efficient solutions to every customer. He takes pride in turning complex problems into simple, reliable solutions for his clients.

Before moving into project management, he worked his way up through the trades, from the warehouse to retrofitter, building the hands-on experience he relies on today. He pairs that field background with a business education from Miami University's Farmer School of Business. Outside of work, he enjoys basketball, lifting, time with friends, and a good cup of coffee.

Phil manages construction projects for Allied, overseeing each job from start to finish and keeping work on track toward a successful completion. He enjoys the problem solving that comes with every project.

Outside of work, he enjoys snowmobiling, golfing, and spending time with his family, and he is also an avid cook.

Rich coordinates field operations and project logistics for Allied, keeping crews, schedules, and moving parts aligned to ensure projects are completed successfully. He enjoys the challenge of solving problems and seeing work through to completion.

Outside of work, he enjoys traveling, fabricating, and exploring new places and experiences, and he once spent four summers volunteering at a youth summer camp.

Patrick manages customer jobs for Allied from start to finish, working directly with customers and vendors to keep every project moving smoothly. He takes pride in helping customers and making sure they are satisfied with the finished work.

Outside of work, he enjoys spending time with family and friends. Something many people may not know: he spent three years in seminary school.

Darren manages projects and oversees fleet operations across the SSU brands, monitoring vehicle status to ensure crews have the equipment and resources needed to complete their work. With 20 years of experience, he finds the greatest reward in the teams he works alongside.

Outside of work, he enjoys walking his dog, hitting the gym, and spending time with family. He is also a proud veteran!

Karen manages office operations and accounts payable across the SSU brands, processing vendor invoices, maintaining accurate financial records, and providing administrative support to the team. She takes pride in ensuring efficient financial and administrative operations.

Outside of work, she enjoys time with family, her dog, and photography, with a personal goal of visiting as many national parks as possible.

Lilian oversees the financial side of active projects, tracking contracts, budgets, and change orders while reconciling transactions with clients and vendors to ensure accuracy across every job. The variety of projects keeps her work engaging and consistently challenging.

Outside of work, she stays active with fitness, family, and music, and she speaks fluent German.