SPECTRA COMPANY - Key Persons


Alan Cheung

Job Titles:
  • IT Manager
  • in 2013 As the IT Manager
Alan Cheung joined Spectra Company in 2013 as the IT Manager. Alan is responsible for implementing security measures, and monitoring security certificates and company compliance of requirements. He offers technical support to the Spectra staff, troubleshoots all computer issues, as well as installs and updates software and hardware as needed.

Andrew Franco

Job Titles:
  • Project Manager
Andrew Franco works as a Project Manager for Spectra Company. He brings extensive management past and current experience from over 600 projects in the southwest region. His experience covers several bullet-resistant and security industries including financial institutions such as Bank of America and government buildings. Andrew's experience with financial and government projects is balanced with knowledge in healthcare, higher education, and utility facilities. Andrew developed his foundation in management at the San Joaquin Valley College where he received his degree in Construction Management and graduated as the Construction Management Salutatorian. Andrew's projects include: • San Gabriel Mission, San Gabriel, CA • Hotel Del Coronado, Coronado, CA • Ocean Center Building, Long Beach, CA • Breakers Building, Long Beach, CA • Davis-Monthan Air Force Base, Tucson, AZ • Las Vegas Metropolitan Police Department, Las Vegas, NV • Orange County Sheriff's Department, Orange, CA • Seattle Police Department Headquarters, Seattle, WA

Ann Dresselhaus

Job Titles:
  • Business Manager
Ann is the Business Manager for Spectra Company. Her responsibilities include day-to-day management of office personnel and technicians, as well as management of all pertinent financial matters relevant to the Company. Under her portfolio, she is responsible for planning, building, and implementing marketing and business development. Prior to Spectra Company, Ann worked for over 15 years at a San Diego based Law Firm specializing in Business Real Estate Law and Construction Contracts. As a Paralegal, her skills were well suited for the Construction Industry.

Cat Goytia

Job Titles:
  • Purchasing Manager
Cat Goytia joined Spectra Company in 2022, bringing over 20 years of experience in purchasing. At Spectra, Cat will manage all of the purchasing while helping to improve processes. Her goal is to strengthen relationships with current vendors, as well as forge new ones, and maintain high-quality, on-time delivery of products for each of Spectra's projects.

Chu Chu Sudjarwadi-Go

Job Titles:
  • Accounting

Cynthia Figueroa

Job Titles:
  • Project Administrator
  • in 2004 As a Receptionist
Cynthia Figueroa joined Spectra Company in 2004 as a Receptionist. Over time, Cynthia advanced to her current position as a Project Administrator where she collaborates with Spectra's project management team to put together contracts, proposals, and change orders. She has been involved with numerous notable projects including: Various school districts Villa Riviera, Long Beach, CA George Key Ranch, Placentia, CA The Annenberg Community Beach House, Santa Monica, CA Roosevelt Lofts, Los Angeles, CA Gamble House, Pasadena, CA

Dick Gee

Job Titles:
  • Architect
  • Lead Architect
  • Project Manager
Dick Gee works as the Lead Architect as well as a Project Manager for Spectra Company. Having spent most of his career as an architect, he has over 32 years of experience in architecture and is qualified as a Historic Preservation Architect under the Secretary of Interior's Professional Qualifications Standards. He is a licensed architect in California and Arizona, and has previously served as the lead principal of the Los Angeles office for JAG Architects. As a Project Manager for Spectra, Dick oversees preservation consulting, design-build and historic construction projects, adding a broad range of experience to enhance owner, architect, engineer and historic consultant collaboration. All in all, he has over 30 years of experience working on historic projects. Dick has been awarded California Preservation Foundation, Los Angeles Conservancy, and local preservation awards for numerous projects. He brings a unique comprehensive understanding to preservation projects, having worked on every aspect from design, approvals, preparing historic tax credit applications, construction and development.

Jeff Vandegoorberg

Job Titles:
  • Safety Manager
  • Company 's Full - Time Safety Manager
  • Jeff Vandegoorberg - Safety Manager
Jeff Vandegoorberg joined Spectra Company as the company's full-time Safety Manager in 2018. He has over 27 years in the Industrial and General Construction Industry as a Safety Professional. He has an extensive background in Health, Safety, and Environmental having worked several years in the petrochemical plants, refineries, as well as Hazardous Materials Response on the West Coast. His strengths are as a Safety Manager for the special construction projects. He has also worked as a Project Administrator for a Civil Engineering Company with the City of Industry.

Jennifer Robledo

Job Titles:
  • Administrative Assistant
  • in 2017 As an Administrative Assistant
Jennifer Robledo joined Spectra Company in 2017 as an Administrative Assistant, bringing over 16 years of experience. At Spectra, Jennifer is responsible for T&M billing, subcontract billing and assists with accounts payable.

John Gonzalez

Job Titles:
  • Estimator
  • Project Manager
  • Senior Estimator
John Gonzalez works as a Senior Estimator and Project Manager for Spectra Company specializing in waterproofing and production. John has worked in the restoration and waterproofing field for over 20 years. His reputation in the industry is unmatched as an expert in application and creative problem solving. His areas of specialty include waterproofing, leak analysis, deck coatings, wall coatings, epoxy/grout injection, elastomeric coatings, below-grade and negative-side waterproofing. His knowledge and expertise make him a favorite of customers and consultants.

John Tiersma

Job Titles:
  • Director of Construction
  • in 2021 As the Director of Construction
  • John Tiersma - Director of Construction
John Tiersma joined Spectra Company in 2021 as the Director of Construction. He brings over 39 years of experience as a project manager and scheduler, adhering to plans and specifications, developing schedules, estimating, and preparing and negotiating contracts. John works directly with Spectra's project managers, superintendents and project engineers on developing and bidding general contracting projects. John's past projects include: SDPD, San Diego, CA University House, San Diego, CA Hearst Castle, San Simeon, CA Corinaso Point Power Plant, Guantanamo Bay, Cuba

Jonathan Carmona

Job Titles:
  • Project Scheduler
Jonathan Carmona joined Spectra Company in 2021, bringing over 7 years of experience in the construction industry. He will be responsible for assisting the project teams in evaluating and monitoring the construction progress schedule, as well as scheduling crew members. Jonathan's main objectives will be gathering data, creating timetables for projects, and ultimately ensuring all deadlines are met.

Justin Warren

Job Titles:
  • Senior Project Manager
Justin Warren works as the Senior Project Manager for Spectra Company. He joined the company in 2015 and came with over 20 years of experience in the construction industry. Having started in the residential arena, he soon transitioned to the commercial side of the industry. Although Justin's expertise is varied, his specialty and interest has always been architectural woodwork and finish carpentry. While most of his knowledge comes from hands-on experience, Justin holds a General Contractor license and previously managed his own General Contracting company. He has gone from a carpenter, to a foreman, onto a superintendent, and ultimately a project manager. His impeccable work ethic coupled with his experience and knowledge make him a key team member for Spectra Company. Justin has been involved with the following projects: • Crystal Cove Cottages, Newport Coast, CA • Beverly Hills High School, Beverly Hills, CA • CBS Columbia Square, Hollywood, CA • Clark Memorial Library of UCLA, Westwood, CA • Ford Theatre, Hollywood, CA • Ford Factory, Los Angeles, CA • McKinley High School, Honolulu, HI • Monterey Government Center, Salinas, CA • NoMad Hotel, Los Angeles, CA • Pigeon Point Lighthouse, Pescadero, CA

Mark Green

Job Titles:
  • Senior Superintendent
Mark Green works as a Senior Superintendent for Spectra Company and has over 30 years in the specialty historic construction industry. He has worked as owner liaison for field operations, leading weekly production meetings, developing and maintaining schedules, means and methods of production, subcontractor field management, layout of work, and ensuring compliance with applicable building codes and standards. Mark is responsible for smooth and consistent transfer of information between company field team, project managers, and owner clients. During his tenure, he has overseen the following projects: • Crystal Cove Cottages, Newport Beach, CA • San Gabriel Mission, San Gabriel, CA • Pomona YMCA, Pomona, CA • Irvine Ranch Historic Park, Irvine, CA • Breed Street Shul, Los Angeles, CA • Leo Carrillo Ranch, Carlsbad, CA • Los Peñasquitos Ranch House, San Diego, CA • Mother Colony House, Anaheim, CA • Montanez Adobe, San Juan Capistrano, CA • Porter Hall, Claremont, CA

Mitsy Espinoza

Job Titles:
  • Project Engineer
Mitsy Espinoza joined Spectra's team as a Project Engineer in 2022, bringing over 5 years of experience in contract administration and project coordination within commercial construction. She has handled budget forecasting, billing and prevailing wage. At Spectra, Mitsy is responsible for assisting the project management team in administration of construction project requirements such as project setup, contract specification review and implementation, project data management, preparing project submissions and RFI's, tracking contract changes, and other various project coordination duties.

Natalie Alvidrez

Job Titles:
  • Administrative Assistant
  • Office Manager
Natalie Alvidrez joined the Spectra team in 2016 as an Administrative Assistant, and became the Office Manager in 2022. Natalie works with subcontracts from start to finish, supports the HR department, and handles office management duties.

Paul Chambers - President

Job Titles:
  • Administrative Assistant
  • President
Paul Chambers began his career at Spectra Company in 1997. Paul primarily works as President Ray Adamyk's assistant, but is also responsible for a wide range of activities including answering and directing incoming calls, as well as hosting clients at a variety of events.

Rafael Barrios

Job Titles:
  • Estimator
  • Project Manager
Rafael Barrios works as both a Project Manager and Estimator for Spectra Company. Rafael has been a professional in the construction industry for over 25 years. He is very well-versed in painting, drywall, carpentry, masonry, tile and granite, waterproofing, glazing, antique restoration and preservation. Rafael's dedication to his hands-on work lead him to managing and supervising large crews and projects, as well as estimating. His wide range of skills makes him an integral part of the Spectra Company team and his past experience as a construction supervisor enables him to bring intimate knowledge of what is required to be successful in the field. Rafael oversees significant construction and restoration projects for Spectra, such as: • Bob Hope Patriotic Hall, Los Angeles, CA • Broadway Trade Center, Los Angeles, CA • Ennis House, Los Angeles, CA • Globe Theatre, Los Angeles, CA • Hollywood Palladium, Hollywood, CA • Hoover Dam Exhibit Hall, Boulder City, NV • Scotty's Castle, Death Valley, CA • California Club, Los Angeles, CA • Naco Land Port of Entry, Naco, AZ • Douglas Land Port of Entry, Douglas, AZ

Ray Adamyk - Founder, President

Job Titles:
  • Founder
  • President
Ray Adamyk began his career in construction at the young age of 15, working with his uncle in Canada. At 25, he visited the state of California to train for a triathlon and ultimately decided to call the golden state home. Ray then utilized his adept construction and business experience, combined with his love for historic structures, to start Spectra Company in 1985. He has since grown Spectra into the largest historic construction company on the West Coast. Ray believes historic structures are the key to defining and preserving the character and legacies of communities. His philosophy has become both the company's culture and mission: Respect, Restore & Revitalize. He served on the Board of Trustees for the CaliforniaPreservation Foundation from 2008 to 2014, holds memberships in the Association for Preservation Technology International, National Trust for Historic Preservation, California Preservation Foundation, Los Angeles Conservancy, Western Association for Art Conservation, and AIA LA Affiliation. His historic preservation projects have received recognition from the National Trust of Historic Preservation, California Preservation Foundation, Los Angeles Conservancy, Long Beach Heritage, and Pasadena Heritage.

Rene Robles

Job Titles:
  • Project Engineer
Rene Robles joined Spectra's team as Project Engineer in 2022, Bringing over 10 years of experience in construction from project management, engineering, detailing & designing, project coordination, and estimation. His education in architecture and engineering, lead him to project management and he has been responsible for various engineering and management duties over his construction career. He worked on major projects in drywall and wall paneling, roofing, waterproofing, decking, BMU, tieback and fall protection equipment. At Spectra, Rene is responsible for assisting the project management team, engineering-verifying calculations, creating and editing design and construction shop drawings, project data management, surveying, preparing project submissions and RFIs, tracking project changes, sub-contractor coordination, overseeing construction progress and scheduling, and other various design, engineering, and coordination duties.

Reuben Lombardo

Job Titles:
  • Senior Preservation Estimator
Reuben Lombardo works as the Senior Preservation Estimator for Spectra Company. He has extensive experience, and is a key team member of developing and maintaining Spectra's high standards of preservation practices. Having a Master of Fine Art from UCLA and being a hands-on restoration craftsman for many years, his areas of expertise include ornamental concrete and plaster, terra-cotta and tile, historic murals and decorative painting, sculptures, mold-making, stone, wood, and metal restoration. He has shared his expertise in the historic field by serving two terms on the Board of Directors for WCAPTI (Western Chapter of the Association of Preservation Technologies) and participated in multiple presentations and workshops on the restoration/preservation of historic structures for WCAPT, APTI, CPF, LA Conservancy, APF (Arizona Preservation Foundation) and ACI (American Concrete Institute). Reuben's numerous restoration projects include: • Hoover Dam Exhibit Hall, Boulder City, NV • Catalina Casino, Avalon, CA • Museum of Man, San Diego, CA • Greystone Mansion, Beverly Hills, CA • Millennium Biltmore Hotel, Los Angeles, CA • Hearst Castle, San Simeon, CA • Caltech Linde Robinson Lab, Pasadena, CA • Pantages Theatre, Hollywood, CA • Ennis House, Los Angeles, CA • Santa Barbara Mission, Santa Barbara, CA

Robert Espinosa

Job Titles:
  • Project Manager
Robert Espinosa works as a Project Manager for Spectra Company specializing in historical restoration trade and masonry work. Robert has worked in the restoration field for over 12 years. He is very well versed in creating custom paint colors, custom concrete colors, sculpting, and mold making. Robert has been with Spectra Company for over 8 years, starting as a crew member and worked his way up to Project Manager.

Shannon Ward

Job Titles:
  • Marketing & Development
Shannon Ward joined Spectra Company in 2022 with over 4 years of experience in customer relations, party planning and event hosting. At Spectra, Shannon is responsible for coordinating marketing efforts with the project management team, planning company events, developing relationships with current and future clients, creating marketing deliverables, updating the website, posting on social media, as well as reviewing bid requests, submitting prequalifications and creating work orders.

Teryn Henderson

Job Titles:
  • Executive Assistant
  • Manager
Teryn Henderson joined Spectra Company in 2023, bringing over 20 years of Construction Industry experience and 5 years of Property Management experience. At Spectra, Teryn will lead our Property Management Team as well as our Project Assisting Team in Community oriented projects. Her goal is to apply her experience to continue Spectra's mission to revitalize communities while preserving history.

Tim Harris - CFO, COO

Job Titles:
  • Chief Financial Officer
  • Chief Operating Officer
Tim Harris works as the Chief Financial Officer for Spectra Company. Tim is responsible for the oversight and management of Spectra Company personnel. He manages the logistics of the company, oversees systems development, organizational structure, and has more than 10 years of experience with historic preservation projects and with Spectra Company. Tim is a graduate of Western Michigan University and holds a Degree in Business Management. As the manager of the project management, administration and scheduling staff, he is integrally responsible for the successful completion of all Spectra projects. Tim is also directly accessible to all clients, coordinating with them to foster great working relationships and client satisfaction.