Space Plus

Space Plus, a division of The Sliding Door Company was established to address the 
ultimate needs of the commercial interiors marketplace!

Transformation in this industry has been in the works for a decade now with movement away from traditional cubicles. Our product line lends itself to enhanced work space 
environments including enclaves for cross-functional work teams to sit together and 
collaborate, innovate and create. Since we own the “factory to field”, we provide a 
complete solution for optimizing the available space in an efficient, cost effective way. 
We control the processes from beginning to end and can immediately address the market need to reduce real estate & power consumption costs, bring solutions to architects, 
space planners, general contractors and property managers faster!

The Space Plus team of specialists work with each client individually and actively 
participate in making sure project budgets, functional requirements and deadlines are 
met. We do this through a concerted effort to optimize communication with each client, learn about project requirements right up front and by building lasting relationships with our clients through successful project outcomes. Each project is different! Every Space Plus specialist personally cares about their client’s respective projects passionately and when 
a customer comes back to work with us on multiple projects, we accept it as the most 
valuable compliment. Earning client loyalty is always uppermost in our minds.

Continuous innovation, efficient product design and providing “value beyond doors” are what set us apart from any other entity. Since we own the entire process from factory to field, we bring value to the table with the highest quality products, best pricing and a full range of services from design all the way through to successful installation.

We take pride in every project so that you can too.

Our Team

Doron Polus
CEO, The Sliding Door Company (Parent Company)
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Since 2005 when The Sliding Door Company vision became a reality, Doron has quickly established his presence in the interior glass door arena.  The value-add initially was to bring a higher-end, safer solution to the marketplace and to have full control of all processes from “factory to field”. Doron utilized his previous experience of managing companies to bring The Sliding Door Company to optimum working level in a very short period of time. Residential closet doors can now been seen in homes across North America and Commercial projects range from Hotels, Healthcare, Government, Military, Schools, Multi-Unit, commercial offices and much more.

Doron’s mission continues to include hiring and retaining “A Players” whose dedication & expertise add value to each and every project by delivering what the client requires.  People, product & processes are the foundation of the way Doron works.

Continuous innovation, efficient product design and providing “value beyond doors” are what set us apart from any other entity. Since we own the entire process from factory to field, we bring value to the table with the highest quality products, best pricing and a full range of services from design all the way through to successful installation.

We take pride in every project so that you can too.

Sheryl Hai-Ami
President, Space Plus
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After earning a Bachelor of Science degree in Business Administration/Marketing, Sheryl secured a job at Packard Bell NEC which lasted over 16 years with opportunities to work in more than 5 different departments (including setting up a Customer Service team in the Netherlands, establishing international service & support centers around the globe and achieving ISO 9001 certifications at 3 facilities in record time.   

In 2006, Sheryl established Space Plus LLC (a woman owned business with a GSA contract to sell interior glass door solutions from The Sliding Door Company). In 2013, Space Plus merged with its parent company, with 27 showrooms nationwide specializing in office enclosures, room dividers, partitions and privacy walls. All fit perfectly into the global trend of collaborative work areas & the use of natural light in interior design.

With a “hands on” approach to business, Sheryl has enjoyed working on projects with various clients all over the country.  The clients include every branch of the US Military, 100’s of universities and schools, hospitals, government agencies, hotels and more.  Her mission is to create & sustain an energized, performance-based culture where every team member has regular feedback, coaching & mentoring….all geared towards achieving goals. 

The passion Sheryl exudes about the team, the company & the product line is evident in every conversation.  She has an active listener as a business partner who incorporates new design elements as they are demanded from the field with the shortest lead time in the industry.

Sheryl hopes that every design team with the need and desire to increase productivity in a productive & flexible work environment will contact The Sliding Door Company’s Commercial division “Space Plus” to make it happen!   

Robert Delia
Operations Manager
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After studying at the University of Phoenix, Bob began his career in Operations at Poly Flow in the semi-conductor industry. He worked there for almost 9 years directing, monitoring and evaluating all work related to electrical assemblies and testing.

At Lavi Industries (based in Valencia, CA), Bob participated as a key member of the management team, overseeing Operations in California and New York. Dramatically reducing product and process costs & reducing work flow throughout the organization were just a few of his accomplishments during a 4.5 year period.

Bob worked as the Operations Manager at H2Scan where he focused on operational improvements and efficiencies. Bob had ownership for departmental budgets, schedules, inventory and the purchasing of all materials. All of that built upon his work in Logistics, quality control and implementing effective operational performance metrics.

In the position of Operations Manager throughout the last 2.5 years at The Sliding Door Company, Bob leads his team in charge of Production, Logistics, Installations, Inventory, Quality Control, and plays an important role on the management team. His focus on realigning departmental responsibilities across boundaries so that the team can be more responsive to client requirements continues to be effective. Bob is caring about the customer needs and at the same time very methodical about being accurate and accountable.

Rachelle Lester
Commercial Sales Manager
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Rachelle Lester has over 18 years of sales and sales management experience.  She is distinguished by her passion for business, her focus on collaborative team-building, and her commitment to meeting customer and market demands. In the US Army she trained as a Supply Specialist and was cross trained in Administration and as a legal assistant.  In 1998 Rachelle joined a small remodeling company in sales and was quickly promoted into management.  That company became ThermoView Industries and went public in 3 years.  She held positions that include Sales, Sales Trainer, Division Manager and Region Sales Manager and in 2006 she earned her B1-General Contractor license. 

Rachelle’s diverse experiences enhance her consulting abilities for both clients and companies.  She has vast knowledge of sales processes, territory management, consultative selling and business operations.  Profit minded professional, with intrinsic business development and revenue generating capabilities.  Rachelle joined The Sliding Door Company in May of 2014 as the Commercial Sales Manager.

James W. Homan, Jr.
Residential Sales Manager
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After earning a Bachelor of Science degree in Business Management from Miami University in Ohio, Jimmy briefly worked in various companies until he settled in at California Tan for 9 years. While at California Tan, Jimmy was promoted to the sales department in a management capacity. He was directly responsible for helping create a new division of sunless products & generating in excess of $2 million dollars in revenue during the first year. In January of 2011, Jimmy’s tenure began at The Sliding Door Company. With a passion and expertise in developing high performing sales teams, Jimmy created a new identity to an already established residential division. Now with 25 sales reps under his direct management, the solid foundation has been built for growth.

Ron Jacobs
President, East Coast Sliding Door Company
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RON JACOBS has a 30-year track record of transforming businesses into successful endeavors. His philosophy “Systems Define Outcomes” has propelled numerous ventures to their goals. 

Ron is a strategic visionary who is equally focused at the helm as he is “leading by example,” mentoring and developing talent.  Often sought for entrepreneurial counsel and inspiration, hallmarks of Ron’s leadership include measured growth and realization of short and long term objectives.

In 2005, he joined TSDC as President of The East Coast Sliding Door Company.

Pete Karaiskos
Manager of R&D
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Pete Karaiskos brings over thirty years of product design, architectural and engineering experience to The Sliding Door Company. In 1988, and after working for fourteen years as a “job-shopper,” Mr. Karaiskos started his own engineering consulting business. His client list included Hilton, Marriott and the MGM Grand, Amgen, Seimens and Mini-Med. With over a million square feet of space-planning and tenant improvement experience, Mr. Karaiskos was a natural fit for TSDC and started his role as the R&D Manager in 2014.

In 1998, Mr. Karaiskos was contracted to develop a plan for a new type of city in Dubai – one based on developing biotechnical science for humanitarian purposes. That city is now being developed as Dubiotech. More recently, Mr. Karaiskos led a team of designers to produce the Wizarding World of Harry Potter expansion in Orlando, FL and worked on special effects for the Pirates of the Caribbean project for Shanghai Disneyland.

Mr. Karaiskos has been published both as a technical author (AutoCAD) and a technical illustrator (ADA). As an Authorized Autodesk Developer, he developed several commercially-sold software products. He holds two patents on products he has developed.