Who We Are

When he founded Tom Hammer Construction in 1999, Tom Hammer brought with him an extensive background in retail with The Timberland Company and two decades of experience building, managing, and facilitating construction projects.

Project by project, Tom and his team have evolved into the firm of choice for national specialty retailers shifting to outsourced construction project management. As more and more retailers move toward this model, Tom Hammer Construction continues to fill the need for experienced, high quality management.

Tom Hammer

Tom owns and manages Tom Hammer Construction. Tom is a veteran construction management executive with more than twenty-five years of experience building, managing, and facilitating commercial and residential building projects. The scope of his work includes retail stores and restaurants. He has managed construction internally for the retailer Wet Seal and the Timberland Company. In 1999 Tom founded Tom Hammer Construction building stores for The Gap, Old Navy, Banana Republic, Puma, and Hanna Andersson, as well as numerous independent clients. Developing the small independent local business here at our base headquarters in NH, Tom has project managed and led general construction projects for York River Landing, York Maine, The Press Room, Portsmouth NH, and Primrose School in Mansfield Massachusetts and Northwood Brewing Company, Northwood NH.

Jan DeFilippo

Jan is a veteran project manager, process administrator and operations director with thirty years of experience in construction project management, process development/administration and technical support. Her ability to create new and adapt existing systems and processes to meet the demands of clients makes her an essential component to assure a successful construction management effort. Her ability to meet and exceed the operational standards of such demanding clients as Timberland, Bare Escentuals, The Orvis Company, Hanna Andersson, Joe & the Juice, Planet Fitness, and the Gap is a testament to her skills.

Grace Lawson

We are proud to have welcomed Grace to our team as a Project Coordinator in our Portsmouth office. Her vast experience and expertise in Contract and Office Administration will serve both our team members and clients well. Grace has a clear understanding of the needs and expectations as a subcontractor office manager and a client contractor coordinator. She possesses a unique ability to view all critical situations from a 360 degree perspective. Her active listening and precise questioning skills, which she employs daily working with our supervisors and subcontractors, are a vital part of what makes her perfect for this position. With over two decades of experience, Grace brings quality, diversity, and value to our team and the work they do. Her ability to keep accurate paperwork as well as build strong relationships with our clients and subcontractors exemplifies her being the best fit for this position on our team.

Michael Sneary

We welcome Michael to our East Coast office. As one of our lead Supers, Michael brings decades of commercial construction experience to our team. Michael's experience includes framing, drywall, project management, excellent time-management skills, superb on-site client services for high-end retailers and food service industries, and with that has amazing output. Michael continues to put the client first on all of our high profile retail site locations to deliver the highest quality end-result. Michael's insight and capability of developing a strong respectful relationship with mall management, allows for THC to be placed on a "preferred" contractor list with several luxury malls.

Greg Laughlin

Greg joins our team from a remote location and travels all over the US to be our Site Superintendent on many key projects. Greg has provided on-site leadership from projects ranging from a very complex food service and entertainment venue in a historic building renovation, to a clinical lab project with laboratories and conference facilities with tens of thousands of square footage. Greg brings years of successful productivity as a leader and team member always providing crucial skills that meet the stringent demands of our industry. With on site site problem solving, matched with a wealth of knowledge for ground-up construction, tenant build-outs and structural renovations, we are happy to have Greg on-site with us!

Kim Parkes

Kiwi hails from the island country New Zealand, and has been building all his life in many different countries. On the island of Japan, his team built Western style homes (duplexes and 4plexes), and trained the Japanese on this framing method, as well. From there, Kiwi acquired more experience at The Regent's Park in the City of Westminster, London building condominiums, homes and a hotel in this Historic Registered Park. While in London he also managed to work on the Heathrow extension parking garage project. With no project being too far away or too big, Kiwi hopped over to Alaska to work on a 1.3 billion dollar ConocoPhillips project named Alpine Field on the North Slope. Kiwi worked on the oil field's infrastructure which included housing pods, equipment hangers, air field for Hercules helicopters, all mechanical structures and pipe line bases. Kiwi is a great asset to our growing team, and has worked with us on many key projects.


We welcome Rick and his 35 years of construction experience in both commercial and residential applications. Rick has produced high end daycare properties, and has built homes up to 28,000 sq. ft. Add to that, building national restaurants and key retailers throughout the US. Rick takes on each project with the intent of "taking a shell, and developing it to become a masterpiece." With all of Rick's hard work and dedication on each job site the final outcome, of which Rick takes great ownership, is delivered with pride to his clients. His multi-faceted history in the business allows Rick to share with us a wealth of knowledge.

Jack Litz

Jack is an experienced financial analyst, having honed his skills for the last 20 years. He is a valuable member of the Hammer Construction team overseeing all the financial aspects of the business. His skills and extensive knowledge are an asset to managing our entire business. And Bailey, his dog is welcome to the office at any time!

Deedee Hammer

Deedee has worked and led creative projects for global retailers throughout her career. Strong project management skills, thoughtful creative direction, and a passion to seek out unique materials from varied sources is given to every application, so the consumer is engaged in an enjoyable brand experience. With years of experience in retail fixture design and development, floor layout, traffic flow, product assortment and placement, plus merchandising direction, she has developed strong relationships with her clients. Finding retailers who want to expand their “brand presence" here in the USA is another facet of retail that she takes on with complete enjoyment.